Base | Representation |
---|---|
bin | 1100101010011… |
… | …1100001111111 |
3 | 10200221112002111 |
4 | 3022213201333 |
5 | 102044140012 |
6 | 5134234451 |
7 | 1213320151 |
oct | 312474177 |
9 | 120845074 |
10 | 53115007 |
11 | 27a89100 |
12 | 15955a27 |
13 | b0091ca |
14 | 70a8ad1 |
15 | 49e2ba7 |
hex | 32a787f |
53115007 has 6 divisors (see below), whose sum is σ = 58382744. Its totient is φ = 48286260.
The previous prime is 53114989. The next prime is 53115031. The reversal of 53115007 is 70051135.
It is not a de Polignac number, because 53115007 - 27 = 53114879 is a prime.
It is a super-2 number, since 2×531150072 = 5642407937220098, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53115047) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 219363 + ... + 219604.
Almost surely, 253115007 is an apocalyptic number.
53115007 is a deficient number, since it is larger than the sum of its proper divisors (5267737).
53115007 is a wasteful number, since it uses less digits than its factorization.
53115007 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 438989 (or 438978 counting only the distinct ones).
The product of its (nonzero) digits is 525, while the sum is 22.
The square root of 53115007 is about 7288.0043221722. The cubic root of 53115007 is about 375.9000767181.
The spelling of 53115007 in words is "fifty-three million, one hundred fifteen thousand, seven".
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