Base | Representation |
---|---|
bin | 1011111100010010001000… |
… | …0011101101101101100110 |
3 | 1201111020120020101120020100 |
4 | 2333010202003231231212 |
5 | 3210111311311013021 |
6 | 43531545330444530 |
7 | 2523426511050033 |
oct | 277044203555546 |
9 | 51436506346210 |
10 | 13130286422886 |
11 | 420258341a656 |
12 | 15808a2433746 |
13 | 743246cb5c39 |
14 | 33571b56c38a |
15 | 17b837726626 |
hex | bf1220edb66 |
13130286422886 has 48 divisors (see below), whose sum is σ = 29170349427024. Its totient is φ = 4266830198592.
The previous prime is 13130286422881. The next prime is 13130286422887. The reversal of 13130286422886 is 68822468203131.
13130286422886 is a `hidden beast` number, since 1 + 3 + 130 + 2 + 8 + 6 + 422 + 8 + 86 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13130286422881) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43682716 + ... + 43982271.
It is an arithmetic number, because the mean of its divisors is an integer number (607715613063).
Almost surely, 213130286422886 is an apocalyptic number.
13130286422886 is an abundant number, since it is smaller than the sum of its proper divisors (16040063004138).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13130286422886 is a wasteful number, since it uses less digits than its factorization.
13130286422886 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87665205 (or 87665202 counting only the distinct ones).
The product of its (nonzero) digits is 5308416, while the sum is 54.
The spelling of 13130286422886 in words is "thirteen trillion, one hundred thirty billion, two hundred eighty-six million, four hundred twenty-two thousand, eight hundred eighty-six".
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