Base | Representation |
---|---|
bin | 1100101010011… |
… | …1001011101100 |
3 | 10200221110010122 |
4 | 3022213023230 |
5 | 102044113310 |
6 | 5134224112 |
7 | 1213313042 |
oct | 312471354 |
9 | 120843118 |
10 | 53113580 |
11 | 27a88023 |
12 | 15955038 |
13 | b008670 |
14 | 70a8392 |
15 | 49e2555 |
hex | 32a72ec |
53113580 has 48 divisors (see below), whose sum is σ = 121951200. Its totient is φ = 19312128.
The previous prime is 53113547. The next prime is 53113591. The reversal of 53113580 is 8531135.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15896 + ... + 18944.
It is an arithmetic number, because the mean of its divisors is an integer number (2540650).
Almost surely, 253113580 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 53113580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60975600).
53113580 is an abundant number, since it is smaller than the sum of its proper divisors (68837620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53113580 is a wasteful number, since it uses less digits than its factorization.
53113580 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3138 (or 3136 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 26.
The square root of 53113580 is about 7287.9064209140. The cubic root of 53113580 is about 375.8967103486.
The spelling of 53113580 in words is "fifty-three million, one hundred thirteen thousand, five hundred eighty".
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