Base | Representation |
---|---|
bin | 1100011011001… |
… | …1011010101011 |
3 | 10122001201111110 |
4 | 3012303122223 |
5 | 101320140430 |
6 | 5101001403 |
7 | 1201654053 |
oct | 306633253 |
9 | 118051443 |
10 | 52115115 |
11 | 27465948 |
12 | 15553263 |
13 | aa49060 |
14 | 6cc8563 |
15 | 48967b0 |
hex | 31b36ab |
52115115 has 64 divisors (see below), whose sum is σ = 96768000. Its totient is φ = 23721984.
The previous prime is 52115111. The next prime is 52115177. The reversal of 52115115 is 51151125.
It is not a de Polignac number, because 52115115 - 22 = 52115111 is a prime.
It is a super-2 number, since 2×521151152 = 5431970422926450, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 52115091 and 52115100.
It is not an unprimeable number, because it can be changed into a prime (52115111) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 261786 + ... + 261984.
It is an arithmetic number, because the mean of its divisors is an integer number (1512000).
Almost surely, 252115115 is an apocalyptic number.
52115115 is a deficient number, since it is larger than the sum of its proper divisors (44652885).
52115115 is a wasteful number, since it uses less digits than its factorization.
52115115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 316.
The product of its digits is 250, while the sum is 21.
The square root of 52115115 is about 7219.0799275254. The cubic root of 52115115 is about 373.5263409074.
The spelling of 52115115 in words is "fifty-two million, one hundred fifteen thousand, one hundred fifteen".
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