Base | Representation |
---|---|
bin | 1111101010111… |
… | …01101000110000 |
3 | 100011100122002120 |
4 | 13311131220300 |
5 | 232123034121 |
6 | 21013314240 |
7 | 3154232202 |
oct | 765355060 |
9 | 304318076 |
10 | 131455536 |
11 | 68226543 |
12 | 38035980 |
13 | 21308154 |
14 | 1365c772 |
15 | b819bc6 |
hex | 7d5da30 |
131455536 has 20 divisors (see below), whose sum is σ = 339593592. Its totient is φ = 43818496.
The previous prime is 131455523. The next prime is 131455567. The reversal of 131455536 is 635554131.
It is a junction number, because it is equal to n+sod(n) for n = 131455497 and 131455506.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1369281 + ... + 1369376.
Almost surely, 2131455536 is an apocalyptic number.
131455536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
131455536 is an abundant number, since it is smaller than the sum of its proper divisors (208138056).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131455536 is a wasteful number, since it uses less digits than its factorization.
131455536 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2738668 (or 2738662 counting only the distinct ones).
The product of its digits is 27000, while the sum is 33.
The square root of 131455536 is about 11465.4060547370. The cubic root of 131455536 is about 508.4633175671.
It can be divided in two parts, 13145 and 5536, that added together give a palindrome (18681).
The spelling of 131455536 in words is "one hundred thirty-one million, four hundred fifty-five thousand, five hundred thirty-six".
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