Base | Representation |
---|---|
bin | 1101101001011… |
… | …0010110101001 |
3 | 10222201001002020 |
4 | 3122112112221 |
5 | 104123121303 |
6 | 5402455053 |
7 | 1263344262 |
oct | 332262651 |
9 | 128631066 |
10 | 57238953 |
11 | 2a345522 |
12 | 17204489 |
13 | bb21305 |
14 | 785d969 |
15 | 5059a53 |
hex | 36965a9 |
57238953 has 16 divisors (see below), whose sum is σ = 79427520. Its totient is φ = 36620864.
The previous prime is 57238939. The next prime is 57238981. The reversal of 57238953 is 35983275.
It is a cyclic number.
It is not a de Polignac number, because 57238953 - 212 = 57234857 is a prime.
It is not an unprimeable number, because it can be changed into a prime (57238253) 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, 13150 + ... + 16952.
It is an arithmetic number, because the mean of its divisors is an integer number (4964220).
Almost surely, 257238953 is an apocalyptic number.
It is an amenable number.
57238953 is a deficient number, since it is larger than the sum of its proper divisors (22188567).
57238953 is a wasteful number, since it uses less digits than its factorization.
57238953 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4008.
The product of its digits is 226800, while the sum is 42.
The square root of 57238953 is about 7565.6429336838. The cubic root of 57238953 is about 385.3871475277.
The spelling of 57238953 in words is "fifty-seven million, two hundred thirty-eight thousand, nine hundred fifty-three".
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