Base | Representation |
---|---|
bin | 1101000100110… |
… | …1101000011010 |
3 | 10211012100201200 |
4 | 3101031220122 |
5 | 103020001210 |
6 | 5235255030 |
7 | 1234110561 |
oct | 321155032 |
9 | 124170650 |
10 | 54843930 |
11 | 28a5a069 |
12 | 1644a476 |
13 | b49313b |
14 | 73d8bd8 |
15 | 4c350c0 |
hex | 344da1a |
54843930 has 48 divisors (see below), whose sum is σ = 147518280. Its totient is φ = 14120064.
The previous prime is 54843907. The next prime is 54843947. The reversal of 54843930 is 3934845.
It can be written as a sum of positive squares in 4 ways, for example, as 24472809 + 30371121 = 4947^2 + 5511^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7897 + ... + 13116.
Almost surely, 254843930 is an apocalyptic number.
54843930 is an abundant number, since it is smaller than the sum of its proper divisors (92674350).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54843930 is a wasteful number, since it uses less digits than its factorization.
54843930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21055 (or 21052 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 36.
The square root of 54843930 is about 7405.6687746617. The cubic root of 54843930 is about 379.9351920873.
The spelling of 54843930 in words is "fifty-four million, eight hundred forty-three thousand, nine hundred thirty".
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