Number 42839

42839 is prime.

42839 prime factorization is 42839¹

42839 prime factorization is 42839

Divisors (2): 1, 42839

Properties#

42839 is 2097th chen prime
42839 is 4479th prime
42839 is 349th safe prime, its corresponding Sophie Germain prime is 21419
42839 is part of 622nd twin prime {42839, 42841}

External#

Neighbours#

42827₁	42828	42829₅	42830	42831
42832	42833	42834	42835	42836
42837	42838₁	42839₄	42840	42841₇
42842	42843₁	42844	42845	42846
42847₁	42848	42849	42850	42851₁

Compare with#

42827₁	42828	42829₅	42830	42831
42832	42833	42834	42835	42836
42837	42838₁	42839₄	42840	42841₇
42842	42843₁	42844	42845	42846
42847₁	42848	42849	42850	42851₁

Different Representations#

42839 in base 2 is 1010011101010111₂
42839 in base 3 is 2011202122₃
42839 in base 4 is 22131113₄
42839 in base 5 is 2332324₅
42839 in base 6 is 530155₆
42839 in base 7 is 235616₇
42839 in base 8 is 123527₈
42839 in base 9 is 64678₉
42839 in base 10 is 42839₁₀
42839 in base 11 is 2a205₁₁
42839 in base 12 is 2095b₁₂
42839 in base 13 is 16664₁₃
42839 in base 14 is 1187d₁₄
42839 in base 15 is ca5e₁₅
42839 in base 16 is a757₁₆

Belongs Into#

42839 belongs into first 1000 chen primes.
42839 belongs into first 1000 primes.
42839 belongs into first 500 safe primes.
42839 belongs into first 1000 twin primes.

As Timestamp#

0 + 1 * 42839: Convert timestamp 42839 to date is 1970-01-01 11:53:59
0 + 1000 * 42839: Convert timestamp 42839000 to date is 1971-05-11 19:43:20
1300000000 + 1000 * 42839: Convert timestamp 1342839000 to date is 2012-07-21 02:50:00
1400000000 + 1000 * 42839: Convert timestamp 1442839000 to date is 2015-09-21 12:36:40
1500000000 + 1000 * 42839: Convert timestamp 1542839000 to date is 2018-11-21 22:23:20
1600000000 + 1000 * 42839: Convert timestamp 1642839000 to date is 2022-01-22 08:10:00
1700000000 + 1000 * 42839: Convert timestamp 1742839000 to date is 2025-03-24 17:56:40

You May Also Ask#

Smaller than 42839#

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