Base | Representation |
---|---|
bin | 110001110111010111… |
… | …000001100100011111 |
3 | 12010012102222010020220 |
4 | 301313113001210133 |
5 | 1334123241210444 |
6 | 40332533412423 |
7 | 3603552420126 |
oct | 616727014437 |
9 | 163172863226 |
10 | 53542131999 |
11 | 20786157274 |
12 | a46319a113 |
13 | 508386b415 |
14 | 283cd38abd |
15 | 15d5825619 |
hex | c775c191f |
53542131999 has 32 divisors (see below), whose sum is σ = 73264262400. Its totient is φ = 34771514112.
The previous prime is 53542131983. The next prime is 53542132051. The reversal of 53542131999 is 99913124535.
It is not a de Polignac number, because 53542131999 - 24 = 53542131983 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53542132999) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8174844 + ... + 8181390.
It is an arithmetic number, because the mean of its divisors is an integer number (2289508200).
Almost surely, 253542131999 is an apocalyptic number.
53542131999 is a deficient number, since it is larger than the sum of its proper divisors (19722130401).
53542131999 is a wasteful number, since it uses less digits than its factorization.
53542131999 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7079.
The product of its digits is 1312200, while the sum is 51.
The spelling of 53542131999 in words is "fifty-three billion, five hundred forty-two million, one hundred thirty-one thousand, nine hundred ninety-nine".
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