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132247007 = 797165931
BaseRepresentation
bin1111110000111…
…10110111011111
3100012211211210022
413320132313133
5232323401012
621042302355
73164036534
oct770366737
9305754708
10132247007
1168717152
12383579bb
1321524489
14137c6d8b
15b924472
hex7e1eddf

132247007 has 4 divisors (see below), whose sum is σ = 132413736. Its totient is φ = 132080280.

The previous prime is 132246997. The next prime is 132247021. The reversal of 132247007 is 700742231.

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 132247007 - 210 = 132245983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132247057) 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, 82169 + ... + 83762.

It is an arithmetic number, because the mean of its divisors is an integer number (33103434).

Almost surely, 2132247007 is an apocalyptic number.

132247007 is a deficient number, since it is larger than the sum of its proper divisors (166729).

132247007 is an equidigital number, since it uses as much as digits as its factorization.

132247007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166728.

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 132247007 is about 11499.8698688290. The cubic root of 132247007 is about 509.4817328976.

Adding to 132247007 its reverse (700742231), we get a palindrome (832989238).

The spelling of 132247007 in words is "one hundred thirty-two million, two hundred forty-seven thousand, seven".

Divisors: 1 797 165931 132247007