Number 21139

21139 is prime.

21139 prime factorization is 21139¹

21139 prime factorization is 21139

Divisors (2): 1, 21139

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Properties#

21139 is part of 360th cousin prime {21139, 21143}
21139 is 266th good prime
21139 is 1656th isolated prime
21139 is 385th lucky prime
21139 is 2375th prime

External#

Neighbours#

21127₁	21128	21129₁	21130	21131
21132	21133₁	21134₁	21135	21136
21137₁	21138	21139₅	21140	21141
21142	21143₉	21144	21145₁	21146
21147	21148	21149₁₁	21150	21151₁

Compare with#

21127₁	21128	21129₁	21130	21131
21132	21133₁	21134₁	21135	21136
21137₁	21138	21139₅	21140	21141
21142	21143₉	21144	21145₁	21146
21147	21148	21149₁₁	21150	21151₁

Different Representations#

21139 in base 2 is 101001010010011₂
21139 in base 3 is 1001222221₃
21139 in base 4 is 11022103₄
21139 in base 5 is 1134024₅
21139 in base 6 is 241511₆
21139 in base 7 is 115426₇
21139 in base 8 is 51223₈
21139 in base 9 is 31887₉
21139 in base 10 is 21139₁₀
21139 in base 11 is 14978₁₁
21139 in base 12 is 10297₁₂
21139 in base 13 is 9811₁₃
21139 in base 14 is 79bd₁₄
21139 in base 15 is 63e4₁₅
21139 in base 16 is 5293₁₆

Belongs Into#

21139 belongs into first 500 cousin primes.
21139 belongs into first 500 good primes.
21139 belongs into first 1000 isolated primes.
21139 belongs into first 500 lucky primes.
21139 belongs into first 1000 primes.

As Timestamp#

0 + 1 * 21139: Convert timestamp 21139 to date is 1970-01-01 05:52:19
0 + 1000 * 21139: Convert timestamp 21139000 to date is 1970-09-02 15:56:40
1300000000 + 1000 * 21139: Convert timestamp 1321139000 to date is 2011-11-12 23:03:20
1400000000 + 1000 * 21139: Convert timestamp 1421139000 to date is 2015-01-13 08:50:00
1500000000 + 1000 * 21139: Convert timestamp 1521139000 to date is 2018-03-15 18:36:40
1600000000 + 1000 * 21139: Convert timestamp 1621139000 to date is 2021-05-16 04:23:20
1700000000 + 1000 * 21139: Convert timestamp 1721139000 to date is 2024-07-16 14:10:00

You May Also Ask#

Smaller than 21139#

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