Base | Representation |
---|---|
bin | 1100110101011… |
… | …0100011011010 |
3 | 10202021221111000 |
4 | 3031112203122 |
5 | 102240110043 |
6 | 5201445430 |
7 | 1222364211 |
oct | 315264332 |
9 | 122257430 |
10 | 53831898 |
11 | 2842877a |
12 | 16040876 |
13 | b1ca5c3 |
14 | 7214078 |
15 | 4ad52d3 |
hex | 33568da |
53831898 has 16 divisors (see below), whose sum is σ = 119626560. Its totient is φ = 17943948.
The previous prime is 53831881. The next prime is 53831909. The reversal of 53831898 is 89813835.
53831898 is a `hidden beast` number, since 538 + 31 + 89 + 8 = 666.
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, 498390 + ... + 498497.
It is an arithmetic number, because the mean of its divisors is an integer number (7476660).
Almost surely, 253831898 is an apocalyptic number.
53831898 is an abundant number, since it is smaller than the sum of its proper divisors (65794662).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53831898 is a wasteful number, since it uses less digits than its factorization.
53831898 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 996898 (or 996892 counting only the distinct ones).
The product of its digits is 207360, while the sum is 45.
The square root of 53831898 is about 7337.0224205736. The cubic root of 53831898 is about 377.5836938535.
The spelling of 53831898 in words is "fifty-three million, eight hundred thirty-one thousand, eight hundred ninety-eight".
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