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132131109 = 3114003973
BaseRepresentation
bin1111110000000…
…10100100100101
3100012121221210210
413320002210211
5232311143414
621040010033
73163044615
oct770024445
9305557723
10132131109
1168648070
1238300919
13214b37b6
1413796a45
15b8eee59
hex7e02925

132131109 has 8 divisors (see below), whose sum is σ = 192190752. Its totient is φ = 80079440.

The previous prime is 132131101. The next prime is 132131117. The reversal of 132131109 is 901131231.

It is an interprime number because it is at equal distance from previous prime (132131101) and next prime (132131117).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 132131109 - 23 = 132131101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132131101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2001954 + ... + 2002019.

It is an arithmetic number, because the mean of its divisors is an integer number (24023844).

Almost surely, 2132131109 is an apocalyptic number.

It is an amenable number.

132131109 is a deficient number, since it is larger than the sum of its proper divisors (60059643).

132131109 is a wasteful number, since it uses less digits than its factorization.

132131109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4003987.

The product of its (nonzero) digits is 162, while the sum is 21.

The square root of 132131109 is about 11494.8296638097. The cubic root of 132131109 is about 509.3328570100.

The spelling of 132131109 in words is "one hundred thirty-two million, one hundred thirty-one thousand, one hundred nine".

Divisors: 1 3 11 33 4003973 12011919 44043703 132131109