Base | Representation |
---|---|
bin | 1101100110100… |
… | …1010001111010 |
3 | 10222100122211100 |
4 | 3121221101322 |
5 | 104101214310 |
6 | 5354512230 |
7 | 1261645104 |
oct | 331512172 |
9 | 128318740 |
10 | 57054330 |
11 | 2a229843 |
12 | 17135676 |
13 | ba88278 |
14 | 7812574 |
15 | 501eec0 |
hex | 366947a |
57054330 has 24 divisors (see below), whose sum is σ = 148341492. Its totient is φ = 15214464.
The previous prime is 57054323. The next prime is 57054343. The reversal of 57054330 is 3345075.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 51279921 + 5774409 = 7161^2 + 2403^2 .
It is a junction number, because it is equal to n+sod(n) for n = 57054294 and 57054303.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 316879 + ... + 317058.
Almost surely, 257054330 is an apocalyptic number.
57054330 is an abundant number, since it is smaller than the sum of its proper divisors (91287162).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57054330 is a wasteful number, since it uses less digits than its factorization.
57054330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 633950 (or 633947 counting only the distinct ones).
The product of its (nonzero) digits is 6300, while the sum is 27.
The square root of 57054330 is about 7553.4316704396. The cubic root of 57054330 is about 384.9723486072.
The spelling of 57054330 in words is "fifty-seven million, fifty-four thousand, three hundred thirty".
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