Base | Representation |
---|---|
bin | 1101100110011… |
… | …1000111010100 |
3 | 10222100012122211 |
4 | 3121213013110 |
5 | 104100423320 |
6 | 5354403204 |
7 | 1261610203 |
oct | 331470724 |
9 | 128305584 |
10 | 57045460 |
11 | 2a22310a |
12 | 17130504 |
13 | ba84214 |
14 | 780d23a |
15 | 501c55a |
hex | 36671d4 |
57045460 has 24 divisors (see below), whose sum is σ = 119992320. Its totient is φ = 22780704.
The previous prime is 57045449. The next prime is 57045491. The reversal of 57045460 is 6454075.
It is a happy number.
It is a super-2 number, since 2×570454602 = 6508369013223200, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12397 + ... + 16363.
It is an arithmetic number, because the mean of its divisors is an integer number (4999680).
Almost surely, 257045460 is an apocalyptic number.
It is an amenable number.
57045460 is an abundant number, since it is smaller than the sum of its proper divisors (62946860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57045460 is a wasteful number, since it uses less digits than its factorization.
57045460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4695 (or 4693 counting only the distinct ones).
The product of its (nonzero) digits is 16800, while the sum is 31.
The square root of 57045460 is about 7552.8444972739. The cubic root of 57045460 is about 384.9523975553.
The spelling of 57045460 in words is "fifty-seven million, forty-five thousand, four hundred sixty".
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