Base | Representation |
---|---|
bin | 110010001100… |
… | …001100100110 |
3 | 220202110020011 |
4 | 302030030212 |
5 | 11332012113 |
6 | 1150000434 |
7 | 216556030 |
oct | 62141446 |
9 | 26673204 |
10 | 13157158 |
11 | 7477193 |
12 | 44a611a |
13 | 2958901 |
14 | 1a66c50 |
15 | 124d63d |
hex | c8c326 |
13157158 has 16 divisors (see below), whose sum is σ = 23742720. Its totient is φ = 5341896.
The previous prime is 13157153. The next prime is 13157159. The reversal of 13157158 is 85175131.
It is a super-2 number, since 2×131571582 = 346221613273928, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13157153) 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, 24466 + ... + 24997.
It is an arithmetic number, because the mean of its divisors is an integer number (1483920).
Almost surely, 213157158 is an apocalyptic number.
13157158 is a deficient number, since it is larger than the sum of its proper divisors (10585562).
13157158 is a wasteful number, since it uses less digits than its factorization.
13157158 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49491.
The product of its digits is 4200, while the sum is 31.
The square root of 13157158 is about 3627.2796969630. The cubic root of 13157158 is about 236.0771915452.
The spelling of 13157158 in words is "thirteen million, one hundred fifty-seven thousand, one hundred fifty-eight".
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