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131463084 = 22310955257
BaseRepresentation
bin1111101010111…
…11011110101100
3100011101000110010
413311133132230
5232123304314
621013413220
73154263204
oct765373654
9304330403
10131463084
1168231185
123803a210
132130b70c
1413661404
15b81c059
hex7d5f7ac

131463084 has 12 divisors (see below), whose sum is σ = 306747224. Its totient is φ = 43821024.

The previous prime is 131463077. The next prime is 131463127. The reversal of 131463084 is 480364131.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 5477617 + ... + 5477640.

Almost surely, 2131463084 is an apocalyptic number.

It is an amenable number.

131463084 is an abundant number, since it is smaller than the sum of its proper divisors (175284140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131463084 is a wasteful number, since it uses less digits than its factorization.

131463084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10955264 (or 10955262 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 131463084 is about 11465.7352141064. The cubic root of 131463084 is about 508.4730491406.

The spelling of 131463084 in words is "one hundred thirty-one million, four hundred sixty-three thousand, eighty-four".

Divisors: 1 2 3 4 6 12 10955257 21910514 32865771 43821028 65731542 131463084