Base | Representation |
---|---|
bin | 11101101001111001111111… |
… | …111000100000110011000100 |
3 | 122002210022212122111212100100 |
4 | 131221321333320200303010 |
5 | 114043323023320244142 |
6 | 1141215315540044100 |
7 | 36320521362060324 |
oct | 3551717770406304 |
9 | 562708778455310 |
10 | 130423122431172 |
11 | 3861415454137a |
12 | 12764a5b993630 |
13 | 57a0b0344b05c |
14 | 242c7271dd284 |
15 | 1012910dd7b4c |
hex | 769e7fe20cc4 |
130423122431172 has 36 divisors (see below), whose sum is σ = 330341353342000. Its totient is φ = 43387251143472.
The previous prime is 130423122431171. The next prime is 130423122431221. The reversal of 130423122431172 is 271134221324031.
130423122431172 is a `hidden beast` number, since 1 + 3 + 0 + 4 + 2 + 31 + 22 + 431 + 172 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (130423122431171) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3630106798 + ... + 3630142725.
Almost surely, 2130423122431172 is an apocalyptic number.
130423122431172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
130423122431172 is an abundant number, since it is smaller than the sum of its proper divisors (199918230910828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130423122431172 is a wasteful number, since it uses less digits than its factorization.
130423122431172 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7260250032 (or 7260250027 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 36.
The spelling of 130423122431172 in words is "one hundred thirty trillion, four hundred twenty-three billion, one hundred twenty-two million, four hundred thirty-one thousand, one hundred seventy-two".
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