Base | Representation |
---|---|
bin | 1100101000011… |
… | …1111010001000 |
3 | 10200200221102012 |
4 | 3022013322020 |
5 | 102031013410 |
6 | 5131355052 |
7 | 1212240422 |
oct | 312077210 |
9 | 120627365 |
10 | 52985480 |
11 | 279aa859 |
12 | 158b2a88 |
13 | ac92272 |
14 | 7073812 |
15 | 49b9605 |
hex | 3287e88 |
52985480 has 32 divisors (see below), whose sum is σ = 122442840. Its totient is φ = 20620800.
The previous prime is 52985473. The next prime is 52985519. The reversal of 52985480 is 8458925.
It can be written as a sum of positive squares in 4 ways, for example, as 44702596 + 8282884 = 6686^2 + 2878^2 .
It is a super-2 number, since 2×529854802 = 5614922181660800, which contains 22 as substring.
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, 16421 + ... + 19380.
Almost surely, 252985480 is an apocalyptic number.
It is an amenable number.
52985480 is an abundant number, since it is smaller than the sum of its proper divisors (69457360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52985480 is a wasteful number, since it uses less digits than its factorization.
52985480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35849 (or 35845 counting only the distinct ones).
The product of its (nonzero) digits is 115200, while the sum is 41.
The square root of 52985480 is about 7279.1125832755. The cubic root of 52985480 is about 375.5942696041.
The spelling of 52985480 in words is "fifty-two million, nine hundred eighty-five thousand, four hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •