Base | Representation |
---|---|
bin | 1100100110111… |
… | …0010001011110 |
3 | 10200111121101020 |
4 | 3021232101132 |
5 | 102014133403 |
6 | 5125225010 |
7 | 1211322330 |
oct | 311562136 |
9 | 120447336 |
10 | 52880478 |
11 | 27938982 |
12 | 15862166 |
13 | ac56531 |
14 | 7047450 |
15 | 4998453 |
hex | 326e45e |
52880478 has 32 divisors (see below), whose sum is σ = 121989120. Its totient is φ = 14968800.
The previous prime is 52880453. The next prime is 52880479. The reversal of 52880478 is 87408825.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52880479) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1198 + ... + 10353.
It is an arithmetic number, because the mean of its divisors is an integer number (3812160).
Almost surely, 252880478 is an apocalyptic number.
52880478 is an abundant number, since it is smaller than the sum of its proper divisors (69108642).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52880478 is a wasteful number, since it uses less digits than its factorization.
52880478 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11672.
The product of its (nonzero) digits is 143360, while the sum is 42.
The square root of 52880478 is about 7271.8964514080. The cubic root of 52880478 is about 375.3459988834.
The spelling of 52880478 in words is "fifty-two million, eight hundred eighty thousand, four hundred seventy-eight".
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