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132620949 = 334911887
BaseRepresentation
bin1111110011110…
…10001010010101
3100020112211202000
413321322022111
5232422332244
621054305513
73200154666
oct771721225
9306484660
10132620949
116895209a
12384b8299
1321625746
141388336d
15b99a169
hex7e7a295

132620949 has 8 divisors (see below), whose sum is σ = 196475520. Its totient is φ = 88413948.

The previous prime is 132620923. The next prime is 132620951. The reversal of 132620949 is 949026231.

It is not a de Polignac number, because 132620949 - 211 = 132618901 is a prime.

It is a super-2 number, since 2×1326209492 = 35176632227321202, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132620909) 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, 2455917 + ... + 2455970.

It is an arithmetic number, because the mean of its divisors is an integer number (24559440).

Almost surely, 2132620949 is an apocalyptic number.

It is an amenable number.

132620949 is a deficient number, since it is larger than the sum of its proper divisors (63854571).

132620949 is an equidigital number, since it uses as much as digits as its factorization.

132620949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4911896 (or 4911890 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 132620949 is about 11516.1169236857. The cubic root of 132620949 is about 509.9614849807.

The spelling of 132620949 in words is "one hundred thirty-two million, six hundred twenty thousand, nine hundred forty-nine".

Divisors: 1 3 9 27 4911887 14735661 44206983 132620949