Base | Representation |
---|---|
bin | 110000101110001110… |
… | …100101001111111000 |
3 | 12000000221020121101000 |
4 | 300232032211033320 |
5 | 1324120141311242 |
6 | 40011103525000 |
7 | 3531263465466 |
oct | 605616451770 |
9 | 160027217330 |
10 | 52315182072 |
11 | 2020661366a |
12 | a1802b9760 |
13 | 4c195cc34a |
14 | 2763dd1836 |
15 | 1562c64a4c |
hex | c2e3a53f8 |
52315182072 has 32 divisors (see below), whose sum is σ = 145319950800. Its totient is φ = 17438393952.
The previous prime is 52315182053. The next prime is 52315182077. The reversal of 52315182072 is 27028151325.
52315182072 is a `hidden beast` number, since 52 + 3 + 1 + 518 + 20 + 72 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52315182077) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121099743 + ... + 121100174.
Almost surely, 252315182072 is an apocalyptic number.
It is an amenable number.
52315182072 is an abundant number, since it is smaller than the sum of its proper divisors (93004768728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52315182072 is a wasteful number, since it uses less digits than its factorization.
52315182072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 242199932 (or 242199922 counting only the distinct ones).
The product of its (nonzero) digits is 33600, while the sum is 36.
The spelling of 52315182072 in words is "fifty-two billion, three hundred fifteen million, one hundred eighty-two thousand, seventy-two".
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