Base | Representation |
---|---|
bin | 1011111100010001111011… |
… | …1000011011010001100011 |
3 | 1201111020102112010010001200 |
4 | 2333010132320123101203 |
5 | 3210111204140212011 |
6 | 43531540144332243 |
7 | 2523425263065303 |
oct | 277043670332143 |
9 | 51436375103050 |
10 | 13130233132131 |
11 | 4202556331505 |
12 | 1580888614083 |
13 | 743238c47a4b |
14 | 335714459603 |
15 | 17b832beb856 |
hex | bf11ee1b463 |
13130233132131 has 48 divisors (see below), whose sum is σ = 19846681620480. Its totient is φ = 8349143204160.
The previous prime is 13130233132123. The next prime is 13130233132187. The reversal of 13130233132131 is 13123133203131.
13130233132131 is a `hidden beast` number, since 1 + 3 + 1 + 3 + 0 + 2 + 331 + 321 + 3 + 1 = 666.
It is not a de Polignac number, because 13130233132131 - 23 = 13130233132123 is a prime.
It is a super-2 number, since 2×131302331321312 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 13130233132095 and 13130233132104.
It is not an unprimeable number, because it can be changed into a prime (13130233132931) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 332298666 + ... + 332338176.
It is an arithmetic number, because the mean of its divisors is an integer number (413472533760).
Almost surely, 213130233132131 is an apocalyptic number.
13130233132131 is a deficient number, since it is larger than the sum of its proper divisors (6716448488349).
13130233132131 is a wasteful number, since it uses less digits than its factorization.
13130233132131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44056 (or 44053 counting only the distinct ones).
The product of its (nonzero) digits is 2916, while the sum is 27.
Adding to 13130233132131 its reverse (13123133203131), we get a palindrome (26253366335262).
The spelling of 13130233132131 in words is "thirteen trillion, one hundred thirty billion, two hundred thirty-three million, one hundred thirty-two thousand, one hundred thirty-one".
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