Base | Representation |
---|---|
bin | 1100101101011… |
… | …1111001100101 |
3 | 10201022120212012 |
4 | 3023113321211 |
5 | 102122010000 |
6 | 5142404005 |
7 | 1215103565 |
oct | 313277145 |
9 | 121276765 |
10 | 53313125 |
11 | 28103a38 |
12 | 15a30605 |
13 | b078438 |
14 | 711ada5 |
15 | 4a31735 |
hex | 32d7e65 |
53313125 has 20 divisors (see below), whose sum is σ = 67112892. Its totient is φ = 42336000.
The previous prime is 53313121. The next prime is 53313133. The reversal of 53313125 is 52131335.
It can be written as a sum of positive squares in 10 ways, for example, as 36264484 + 17048641 = 6022^2 + 4129^2 .
It is not a de Polignac number, because 53313125 - 22 = 53313121 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 53313125.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53313121) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 122909 + ... + 123341.
Almost surely, 253313125 is an apocalyptic number.
It is an amenable number.
53313125 is a deficient number, since it is larger than the sum of its proper divisors (13799767).
53313125 is an equidigital number, since it uses as much as digits as its factorization.
53313125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 650 (or 635 counting only the distinct ones).
The product of its digits is 1350, while the sum is 23.
The square root of 53313125 is about 7301.5837323145. The cubic root of 53313125 is about 376.3668636221.
The spelling of 53313125 in words is "fifty-three million, three hundred thirteen thousand, one hundred twenty-five".
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