Base | Representation |
---|---|
bin | 1101100110001… |
… | …1110101011001 |
3 | 10222022112020020 |
4 | 3121203311121 |
5 | 104100011100 |
6 | 5354221053 |
7 | 1261523061 |
oct | 331436531 |
9 | 128275206 |
10 | 57032025 |
11 | 2a214006 |
12 | 17124789 |
13 | ba7b07b |
14 | 78083a1 |
15 | 50185a0 |
hex | 3663d59 |
57032025 has 48 divisors (see below), whose sum is σ = 102368448. Its totient is φ = 27904000.
The previous prime is 57032021. The next prime is 57032047. The reversal of 57032025 is 52023075.
It is not a de Polignac number, because 57032025 - 22 = 57032021 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 57031986 and 57032004.
It is not an unprimeable number, because it can be changed into a prime (57032021) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 51730 + ... + 52820.
It is an arithmetic number, because the mean of its divisors is an integer number (2132676).
Almost surely, 257032025 is an apocalyptic number.
It is an amenable number.
57032025 is a deficient number, since it is larger than the sum of its proper divisors (45336423).
57032025 is a wasteful number, since it uses less digits than its factorization.
57032025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1162 (or 1157 counting only the distinct ones).
The product of its (nonzero) digits is 2100, while the sum is 24.
The square root of 57032025 is about 7551.9550448874. The cubic root of 57032025 is about 384.9221746329.
The spelling of 57032025 in words is "fifty-seven million, thirty-two thousand, twenty-five".
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