Base | Representation |
---|---|
bin | 1101101010010… |
… | …1100000110111 |
3 | 10222211012021000 |
4 | 3122211200313 |
5 | 104132113142 |
6 | 5404054343 |
7 | 1264023306 |
oct | 332454067 |
9 | 128735230 |
10 | 57301047 |
11 | 2a388141 |
12 | 172343b3 |
13 | bb4365b |
14 | 787843d |
15 | 506d14c |
hex | 36a5837 |
57301047 has 24 divisors (see below), whose sum is σ = 86307440. Its totient is φ = 37573200.
The previous prime is 57301043. The next prime is 57301081. The reversal of 57301047 is 74010375.
It is not a de Polignac number, because 57301047 - 22 = 57301043 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 57301047.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57301043) 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, 135897 + ... + 136317.
Almost surely, 257301047 is an apocalyptic number.
57301047 is a deficient number, since it is larger than the sum of its proper divisors (29006393).
57301047 is an equidigital number, since it uses as much as digits as its factorization.
57301047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 572 (or 495 counting only the distinct ones).
The product of its (nonzero) digits is 2940, while the sum is 27.
The square root of 57301047 is about 7569.7455043086. The cubic root of 57301047 is about 385.5264558143.
The spelling of 57301047 in words is "fifty-seven million, three hundred one thousand, forty-seven".
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