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132925971 = 344308657
BaseRepresentation
bin1111110110001…
…00101000010011
3100021010100011010
413323010220103
5233012112341
621105022003
73202565163
oct773045023
9307110133
10132925971
1169040282
1238624903
1321701529
14139225a3
15ba0a716
hex7ec4a13

132925971 has 4 divisors (see below), whose sum is σ = 177234632. Its totient is φ = 88617312.

The previous prime is 132925951. The next prime is 132925973. The reversal of 132925971 is 179529231.

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

It is not a de Polignac number, because 132925971 - 29 = 132925459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132925973) 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, 22154326 + ... + 22154331.

It is an arithmetic number, because the mean of its divisors is an integer number (44308658).

Almost surely, 2132925971 is an apocalyptic number.

132925971 is a deficient number, since it is larger than the sum of its proper divisors (44308661).

132925971 is an equidigital number, since it uses as much as digits as its factorization.

132925971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44308660.

The product of its digits is 34020, while the sum is 39.

The square root of 132925971 is about 11529.3525837317. The cubic root of 132925971 is about 510.3521481784.

The spelling of 132925971 in words is "one hundred thirty-two million, nine hundred twenty-five thousand, nine hundred seventy-one".

Divisors: 1 3 44308657 132925971