Number 2

2 is prime.

2 prime factorization is 2¹

2 prime factorization is 2

Divisors (2): 1, 2

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Properties#

2 is 1st additive prime because sum of its digits is 2 which is also prime
2 is 1st bell prime
2 is 1st chen prime
2 is 1st class 1+ prime
2 is 1st dihedral prime
2 is 1st euclid prime
2 is 1st factorial prime
2 is 1st fibonacci prime
2 is 1st isolated prime
2 is 1st kynea prime
2 is 1st left-truncatable prime
2 is 1st lucas prime
2 is 1st mills prime
2 is 1st multiplicative prime because product of its digits is 2 which is also prime
2 is 1st palindromic prime
2 is 1st pierpont prime
2 is 1st pierpont prime of the 2nd kind
2 is 1st prime
2 is 1st quartan prime
2 is 1st restricted left-truncatable prime
2 is 1st right-truncatable prime
2 is 1st sophie germain prime, its corresponding Safe prime is 5
2 is 1st thabit prime
2 is 1st two-sided prime
2 is 1st ulam prime
2 is 1st wedderburn-etherington prime

External#

Neighbours#

2₂₆

3₂₉

4₁

5₃₆

6₁

Compare with#

2₂₆

3₂₉

4₁

5₃₆

6₁

Different Representations#

2 in roman numerals is II
2 in base 2 is 10₂
2 in base 3 is 2₃
2 in base 4 is 2₄
2 in base 5 is 2₅
2 in base 6 is 2₆
2 in base 7 is 2₇
2 in base 8 is 2₈
2 in base 9 is 2₉
2 in base 10 is 2₁₀
2 in base 11 is 2₁₁
2 in base 12 is 2₁₂
2 in base 13 is 2₁₃
2 in base 14 is 2₁₄
2 in base 15 is 2₁₅
2 in base 16 is 2₁₆

Belongs Into#

2 belongs into first 10 additive primes.
2 belongs into first 10 bell primes.
2 belongs into first 10 chen primes.
2 belongs into first 10 class 1+ primes.
2 belongs into first 10 dihedral primes.
2 belongs into first 10 euclid primes.
2 belongs into first 10 factorial primes.
2 belongs into first 10 fibonacci primes.
2 belongs into first 10 isolated primes.
2 belongs into first 10 kynea primes.
2 belongs into first 10 left-truncatable primes.
2 belongs into first 10 lucas primes.
2 belongs into first 10 mills primes.
2 belongs into first 10 multiplicative primes.
2 belongs into first 10 palindromic primes.
2 belongs into first 10 pierpont primes.
2 belongs into first 10 pierpont prime of the 2nd kinds.
2 belongs into first 10 primes.
2 belongs into first 10 quartan primes.
2 belongs into first 10 restricted left-truncatable primes.
2 belongs into first 10 right-truncatable primes.
2 belongs into first 10 sophie germain primes.
2 belongs into first 10 thabit primes.
2 belongs into first 10 two-sided primes.
2 belongs into first 10 ulam primes.
2 belongs into first 10 wedderburn-etherington primes.

As Timestamp#

0 + 1 * 2: Convert timestamp 2 to date is 1970-01-01 00:00:02
0 + 1000 * 2: Convert timestamp 2000 to date is 1970-01-01 00:33:20
1300000000 + 1000 * 2: Convert timestamp 1300002000 to date is 2011-03-13 07:40:00
1400000000 + 1000 * 2: Convert timestamp 1400002000 to date is 2014-05-13 17:26:40
1500000000 + 1000 * 2: Convert timestamp 1500002000 to date is 2017-07-14 03:13:20
1600000000 + 1000 * 2: Convert timestamp 1600002000 to date is 2020-09-13 13:00:00
1700000000 + 1000 * 2: Convert timestamp 1700002000 to date is 2023-11-14 22:46:40

You May Also Ask#

Smaller than 2#

First 2#

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