Base | Representation |
---|---|
bin | 10010110011111… |
… | …11000101100000 |
3 | 101222221102102122 |
4 | 21121333011200 |
5 | 310344310234 |
6 | 23354203412 |
7 | 3624223361 |
oct | 1131770540 |
9 | 358842378 |
10 | 157806944 |
11 | 81094769 |
12 | 44a23568 |
13 | 269034b9 |
14 | 16d5bb68 |
15 | dcc292e |
hex | 967f160 |
157806944 has 12 divisors (see below), whose sum is σ = 310682484. Its totient is φ = 78903456.
The previous prime is 157806941. The next prime is 157806949. The reversal of 157806944 is 449608751.
157806944 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 157806895 and 157806904.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157806941) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2465702 + ... + 2465765.
It is an arithmetic number, because the mean of its divisors is an integer number (25890207).
Almost surely, 2157806944 is an apocalyptic number.
It is an amenable number.
157806944 is a deficient number, since it is larger than the sum of its proper divisors (152875540).
157806944 is an equidigital number, since it uses as much as digits as its factorization.
157806944 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4931477 (or 4931469 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 44.
The square root of 157806944 is about 12562.1233873896. The cubic root of 157806944 is about 540.3917413496.
The spelling of 157806944 in words is "one hundred fifty-seven million, eight hundred six thousand, nine hundred forty-four".
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