Base | Representation |
---|---|
bin | 1100100100101… |
… | …1100110111010 |
3 | 10200020101121102 |
4 | 3021023212322 |
5 | 102000112430 |
6 | 5122211402 |
7 | 1210161350 |
oct | 311134672 |
9 | 120211542 |
10 | 52738490 |
11 | 27851232 |
12 | 157b3b62 |
13 | ac06a0c |
14 | 700b7d0 |
15 | 496b345 |
hex | 324b9ba |
52738490 has 48 divisors (see below), whose sum is σ = 114556032. Its totient is φ = 17121888.
The previous prime is 52738489. The next prime is 52738529. The reversal of 52738490 is 9483725.
It is a Harshad number since it is a multiple of its sum of digits (38).
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, 24227 + ... + 26313.
It is an arithmetic number, because the mean of its divisors is an integer number (2386584).
Almost surely, 252738490 is an apocalyptic number.
52738490 is an abundant number, since it is smaller than the sum of its proper divisors (61817542).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52738490 is a wasteful number, since it uses less digits than its factorization.
52738490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2139 (or 2120 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 38.
The square root of 52738490 is about 7262.1270988602. The cubic root of 52738490 is about 375.0097538204.
The spelling of 52738490 in words is "fifty-two million, seven hundred thirty-eight thousand, four hundred ninety".
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