Base | Representation |
---|---|
bin | 111101101000… |
… | …101010000001 |
3 | 1010101212200000 |
4 | 331220222001 |
5 | 13114013223 |
6 | 1334150213 |
7 | 254222604 |
oct | 75505201 |
9 | 33355600 |
10 | 16157313 |
11 | 9136257 |
12 | 54b2369 |
13 | 3469353 |
14 | 220833b |
15 | 1642543 |
hex | f68a81 |
16157313 has 12 divisors (see below), whose sum is σ = 24203088. Its totient is φ = 10771380.
The previous prime is 16157303. The next prime is 16157329. The reversal of 16157313 is 31375161.
It is not a de Polignac number, because 16157313 - 218 = 15895169 is a prime.
It is a super-2 number, since 2×161573132 = 522117526759938, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (16157303) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33003 + ... + 33488.
It is an arithmetic number, because the mean of its divisors is an integer number (2016924).
Almost surely, 216157313 is an apocalyptic number.
It is an amenable number.
16157313 is a deficient number, since it is larger than the sum of its proper divisors (8045775).
16157313 is an frugal number, since it uses more digits than its factorization.
16157313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66506 (or 66494 counting only the distinct ones).
The product of its digits is 1890, while the sum is 27.
The square root of 16157313 is about 4019.6160264383. The cubic root of 16157313 is about 252.8073595922.
The spelling of 16157313 in words is "sixteen million, one hundred fifty-seven thousand, three hundred thirteen".
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