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132949925 = 525317997
BaseRepresentation
bin1111110110010…
…10011110100101
3100021011120000022
413323022132211
5233013344200
621105324525
73203025053
oct773123645
9307146008
10132949925
1169057279
1238636745
132170c3c4
141392b1d3
15ba12885
hex7eca7a5

132949925 has 6 divisors (see below), whose sum is σ = 164857938. Its totient is φ = 106359920.

The previous prime is 132949879. The next prime is 132949933. The reversal of 132949925 is 529949231.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 46812964 + 86136961 = 6842^2 + 9281^2 .

It is not a de Polignac number, because 132949925 - 220 = 131901349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2658974 + ... + 2659023.

It is an arithmetic number, because the mean of its divisors is an integer number (27476323).

Almost surely, 2132949925 is an apocalyptic number.

It is an amenable number.

132949925 is a deficient number, since it is larger than the sum of its proper divisors (31908013).

132949925 is an equidigital number, since it uses as much as digits as its factorization.

132949925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5318007 (or 5318002 counting only the distinct ones).

The product of its digits is 174960, while the sum is 44.

The square root of 132949925 is about 11530.3913636962. The cubic root of 132949925 is about 510.3828024365.

The spelling of 132949925 in words is "one hundred thirty-two million, nine hundred forty-nine thousand, nine hundred twenty-five".

Divisors: 1 5 25 5317997 26589985 132949925