Base | Representation |
---|---|
bin | 101100100100… |
… | …1110110000011 |
3 | 1121222101011202 |
4 | 1121021312003 |
5 | 21440334024 |
6 | 2152531415 |
7 | 402436301 |
oct | 131116603 |
9 | 47871152 |
10 | 23371139 |
11 | 122130a0 |
12 | 79b0b6b |
13 | 4ac399c |
14 | 3165271 |
15 | 20b9bae |
hex | 1649d83 |
23371139 has 8 divisors (see below), whose sum is σ = 25928640. Its totient is φ = 20885800.
The previous prime is 23371111. The next prime is 23371171. The reversal of 23371139 is 93117332.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 23371139 - 28 = 23370883 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23371199) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17357 + ... + 18654.
It is an arithmetic number, because the mean of its divisors is an integer number (3241080).
Almost surely, 223371139 is an apocalyptic number.
23371139 is a deficient number, since it is larger than the sum of its proper divisors (2557501).
23371139 is a wasteful number, since it uses less digits than its factorization.
23371139 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36081.
The product of its digits is 3402, while the sum is 29.
The square root of 23371139 is about 4834.3705898493. The cubic root of 23371139 is about 285.9082097402.
The spelling of 23371139 in words is "twenty-three million, three hundred seventy-one thousand, one hundred thirty-nine".
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