Base | Representation |
---|---|
bin | 110001110101100001… |
… | …001111100001000011 |
3 | 12010010021212110112020 |
4 | 301311201033201003 |
5 | 1334042340144011 |
6 | 40325511532523 |
7 | 3603026113044 |
oct | 616541174103 |
9 | 163107773466 |
10 | 53511256131 |
11 | 2076a788823 |
12 | a45498a143 |
13 | 507a34a888 |
14 | 2838bbc8cb |
15 | 15d2c77006 |
hex | c7584f843 |
53511256131 has 16 divisors (see below), whose sum is σ = 73014877056. Its totient is φ = 34841068416.
The previous prime is 53511256111. The next prime is 53511256147. The reversal of 53511256131 is 13165211535.
It is not a de Polignac number, because 53511256131 - 219 = 53510731843 is a prime.
It is a super-2 number, since 2×535112561312 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 53511256092 and 53511256101.
It is not an unprimeable number, because it can be changed into a prime (53511256111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2207131 + ... + 2231243.
It is an arithmetic number, because the mean of its divisors is an integer number (4563429816).
Almost surely, 253511256131 is an apocalyptic number.
53511256131 is a deficient number, since it is larger than the sum of its proper divisors (19503620925).
53511256131 is a wasteful number, since it uses less digits than its factorization.
53511256131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41362.
The product of its digits is 13500, while the sum is 33.
Adding to 53511256131 its reverse (13165211535), we get a palindrome (66676467666).
The spelling of 53511256131 in words is "fifty-three billion, five hundred eleven million, two hundred fifty-six thousand, one hundred thirty-one".
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