Base | Representation |
---|---|
bin | 1100011110001… |
… | …1111000011001 |
3 | 10122102210210200 |
4 | 3013203320121 |
5 | 101343014000 |
6 | 5105132413 |
7 | 1203441600 |
oct | 307437031 |
9 | 118383720 |
10 | 52313625 |
11 | 27591001 |
12 | 1562a109 |
13 | aab8510 |
14 | 6d3aa37 |
15 | 48d5500 |
hex | 31e3e19 |
52313625 has 144 divisors (see below), whose sum is σ = 119757456. Its totient is φ = 21772800.
The previous prime is 52313617. The next prime is 52313627. The reversal of 52313625 is 52631325.
52313625 is a `hidden beast` number, since 5 + 2 + 31 + 3 + 625 = 666.
It is a Cunningham number, because it is equal to 3743+1.
It can be written as a sum of positive squares in 8 ways, for example, as 25190361 + 27123264 = 5019^2 + 5208^2 .
It is not a de Polignac number, because 52313625 - 23 = 52313617 is a prime.
It is not an unprimeable number, because it can be changed into a prime (52313627) by changing a digit.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 716589 + ... + 716661.
It is an arithmetic number, because the mean of its divisors is an integer number (831649).
Almost surely, 252313625 is an apocalyptic number.
It is an amenable number.
52313625 is an abundant number, since it is smaller than the sum of its proper divisors (67443831).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52313625 is a wasteful number, since it uses less digits than its factorization.
52313625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 121 (or 101 counting only the distinct ones).
The product of its digits is 5400, while the sum is 27.
The square root of 52313625 is about 7232.8158417037. The cubic root of 52313625 is about 374.0000023831. Note that the first 5 decimals are identical.
The spelling of 52313625 in words is "fifty-two million, three hundred thirteen thousand, six hundred twenty-five".
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