Base | Representation |
---|---|
bin | 1101101001010… |
… | …1001000101111 |
3 | 10222200210020120 |
4 | 3122111020233 |
5 | 104122441332 |
6 | 5402420023 |
7 | 1263323610 |
oct | 332251057 |
9 | 128623216 |
10 | 57233967 |
11 | 2a3417aa |
12 | 17201613 |
13 | bb1bc6b |
14 | 785bc07 |
15 | 505832c |
hex | 369522f |
57233967 has 16 divisors (see below), whose sum is σ = 90028032. Its totient is φ = 31649760.
The previous prime is 57233941. The next prime is 57233987. The reversal of 57233967 is 76933275.
It is a happy number.
It is not a de Polignac number, because 57233967 - 211 = 57231919 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57233987) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43308 + ... + 44609.
It is an arithmetic number, because the mean of its divisors is an integer number (5626752).
Almost surely, 257233967 is an apocalyptic number.
57233967 is a deficient number, since it is larger than the sum of its proper divisors (32794065).
57233967 is a wasteful number, since it uses less digits than its factorization.
57233967 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87958.
The product of its digits is 238140, while the sum is 42.
The square root of 57233967 is about 7565.3134105601. The cubic root of 57233967 is about 385.3759570358.
The spelling of 57233967 in words is "fifty-seven million, two hundred thirty-three thousand, nine hundred sixty-seven".
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