Number 1001981

1001981 is prime.

1001981 prime factorization is 1001981¹

1001981 prime factorization is 1001981

Divisors (2): 1, 1001981

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Properties#

1001981 is 30000th chen prime
1001981 is part of 8162nd cousin prime {1001977, 1001981}
1001981 is 78648th prime
1001981 is part of 2842nd prime triplet {1001977, 1001981, 1001983}
1001981 is part of 8186th twin prime {1001981, 1001983}

External#

Neighbours#

1001969₁	1001970	1001971₁	1001972	1001973
1001974	1001975	1001976	1001977₆	1001978
1001979	1001980	1001981₅	1001982	1001983₇
1001984	1001985	1001986	1001987₁	1001988
1001989₆	1001990	1001991₁	1001992	1001993₁

Compare with#

Different Representations#

1001981 in base 2 is 11110100100111111101₂
1001981 in base 3 is 1212220110102₃
1001981 in base 4 is 3310213331₄
1001981 in base 5 is 224030411₅
1001981 in base 6 is 33250445₆
1001981 in base 7 is 11342141₇
1001981 in base 8 is 3644775₈
1001981 in base 9 is 1786412₉
1001981 in base 10 is 1001981₁₀
1001981 in base 11 is 624892₁₁
1001981 in base 12 is 403a25₁₂
1001981 in base 13 is 2910b6₁₃
1001981 in base 14 is 1c1221₁₄
1001981 in base 15 is 14bd3b₁₅
1001981 in base 16 is f49fd₁₆

Belongs Into#

1001981 belongs into first 1000 chen primes.
1001981 belongs into first 1000 cousin primes.
1001981 belongs into first 1000 primes.
1001981 belongs into first 1000 prime triplets.
1001981 belongs into first 1000 twin primes.

As Timestamp#

0 + 1 * 1001981: Convert timestamp 1001981 to date is 1970-01-12 14:19:41
0 + 1000 * 1001981: Convert timestamp 1001981000 to date is 2001-10-02 00:03:20
1300000000 + 1000 * 1001981: Convert timestamp 2301981000 to date is 2042-12-12 07:10:00
1400000000 + 1000 * 1001981: Convert timestamp 2401981000 to date is 2046-02-11 16:56:40
1500000000 + 1000 * 1001981: Convert timestamp 2501981000 to date is 2049-04-14 02:43:20
1600000000 + 1000 * 1001981: Convert timestamp 2601981000 to date is 2052-06-14 12:30:00
1700000000 + 1000 * 1001981: Convert timestamp 2701981000 to date is 2055-08-15 22:16:40

You May Also Ask#

Smaller than 1001981#

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