Base | Representation |
---|---|
bin | 1101100110011… |
… | …1001100001011 |
3 | 10222100020002100 |
4 | 3121213030023 |
5 | 104100431041 |
6 | 5354404443 |
7 | 1261611126 |
oct | 331471413 |
9 | 128306070 |
10 | 57045771 |
11 | 2a223372 |
12 | 17130723 |
13 | ba843c3 |
14 | 780d3bd |
15 | 501c6b6 |
hex | 366730b |
57045771 has 24 divisors (see below), whose sum is σ = 87127040. Its totient is φ = 35866800.
The previous prime is 57045763. The next prime is 57045787. The reversal of 57045771 is 17754075.
It is not a de Polignac number, because 57045771 - 23 = 57045763 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57045701) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45726 + ... + 46956.
Almost surely, 257045771 is an apocalyptic number.
57045771 is a deficient number, since it is larger than the sum of its proper divisors (30081269).
57045771 is a wasteful number, since it uses less digits than its factorization.
57045771 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1527 (or 1524 counting only the distinct ones).
The product of its (nonzero) digits is 34300, while the sum is 36.
The square root of 57045771 is about 7552.8650855156. The cubic root of 57045771 is about 384.9530971142.
The spelling of 57045771 in words is "fifty-seven million, forty-five thousand, seven hundred seventy-one".
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