Base | Representation |
---|---|
bin | 111101001100101111… |
… | …0111001011001000000 |
3 | 110120020011111120201121 |
4 | 1322121132321121000 |
5 | 4123124023013240 |
6 | 140213025042024 |
7 | 12331544562040 |
oct | 1723136713100 |
9 | 416204446647 |
10 | 131424032320 |
11 | 50811492749 |
12 | 21579786314 |
13 | c515c18bc9 |
14 | 650a675720 |
15 | 3642da404a |
hex | 1e997b9640 |
131424032320 has 56 divisors (see below), whose sum is σ = 357661122624. Its totient is φ = 45059667456.
The previous prime is 131424032297. The next prime is 131424032357. The reversal of 131424032320 is 23230424131.
It is a tau number, because it is divible by the number of its divisors (56).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29333482 + ... + 29337961.
Almost surely, 2131424032320 is an apocalyptic number.
131424032320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
131424032320 is an abundant number, since it is smaller than the sum of its proper divisors (226237090304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131424032320 is an equidigital number, since it uses as much as digits as its factorization.
131424032320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58671467 (or 58671457 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 25.
Adding to 131424032320 its reverse (23230424131), we get a palindrome (154654456451).
The spelling of 131424032320 in words is "one hundred thirty-one billion, four hundred twenty-four million, thirty-two thousand, three hundred twenty".
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