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131472683 = 149882367
BaseRepresentation
bin1111101011000…
…01110100101011
3100011101111121122
413311201310223
5232124111213
621013525455
73154333166
oct765416453
9304344548
10131472683
1168238411
123804388b
1321312bb4
1413664add
15b81ed08
hex7d61d2b

131472683 has 4 divisors (see below), whose sum is σ = 132355200. Its totient is φ = 130590168.

The previous prime is 131472673. The next prime is 131472697. The reversal of 131472683 is 386274131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 131472683 - 26 = 131472619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131472673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 441035 + ... + 441332.

It is an arithmetic number, because the mean of its divisors is an integer number (33088800).

Almost surely, 2131472683 is an apocalyptic number.

131472683 is a deficient number, since it is larger than the sum of its proper divisors (882517).

131472683 is an equidigital number, since it uses as much as digits as its factorization.

131472683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882516.

The product of its digits is 24192, while the sum is 35.

The square root of 131472683 is about 11466.1538015151. The cubic root of 131472683 is about 508.4854245134.

The spelling of 131472683 in words is "one hundred thirty-one million, four hundred seventy-two thousand, six hundred eighty-three".

Divisors: 1 149 882367 131472683