Base | Representation |
---|---|
bin | 1100101010101… |
… | …0000011100001 |
3 | 10200222001021101 |
4 | 3022222003201 |
5 | 102100002340 |
6 | 5134354401 |
7 | 1213362250 |
oct | 312520341 |
9 | 120861241 |
10 | 53125345 |
11 | 27a95949 |
12 | 1595ba01 |
13 | b010b20 |
14 | 70ac797 |
15 | 49e5c9a |
hex | 32aa0e1 |
53125345 has 32 divisors (see below), whose sum is σ = 79978752. Its totient is φ = 32977152.
The previous prime is 53125337. The next prime is 53125379. The reversal of 53125345 is 54352135.
It is not a de Polignac number, because 53125345 - 23 = 53125337 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23014 + ... + 25216.
It is an arithmetic number, because the mean of its divisors is an integer number (2499336).
Almost surely, 253125345 is an apocalyptic number.
It is an amenable number.
53125345 is a deficient number, since it is larger than the sum of its proper divisors (26853407).
53125345 is a wasteful number, since it uses less digits than its factorization.
53125345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2281.
The product of its digits is 9000, while the sum is 28.
The square root of 53125345 is about 7288.7135353230. The cubic root of 53125345 is about 375.9244628136.
The spelling of 53125345 in words is "fifty-three million, one hundred twenty-five thousand, three hundred forty-five".
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