Base | Representation |
---|---|
bin | 1101011010110… |
… | …0100111001100 |
3 | 10220220101202210 |
4 | 3112230213030 |
5 | 103402002143 |
6 | 5330150420 |
7 | 1252246101 |
oct | 326544714 |
9 | 126811683 |
10 | 56281548 |
11 | 29851184 |
12 | 16a22410 |
13 | b8775bb |
14 | 7690aa8 |
15 | 4e1b033 |
hex | 35ac9cc |
56281548 has 24 divisors (see below), whose sum is σ = 133802928. Its totient is φ = 18406336.
The previous prime is 56281531. The next prime is 56281549. The reversal of 56281548 is 84518265.
It is a super-2 number, since 2×562815482 = 6335225290552608, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (56281549) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43611 + ... + 44882.
It is an arithmetic number, because the mean of its divisors is an integer number (5575122).
Almost surely, 256281548 is an apocalyptic number.
It is an amenable number.
56281548 is an abundant number, since it is smaller than the sum of its proper divisors (77521380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56281548 is a wasteful number, since it uses less digits than its factorization.
56281548 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 88553 (or 88551 counting only the distinct ones).
The product of its digits is 76800, while the sum is 39.
The square root of 56281548 is about 7502.1029051860. The cubic root of 56281548 is about 383.2263340093.
The spelling of 56281548 in words is "fifty-six million, two hundred eighty-one thousand, five hundred forty-eight".
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