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132442015 = 5227116689
BaseRepresentation
bin1111110010011…
…10011110011111
3100020012202021211
413321032132133
5232401121030
621050405251
73165511216
oct771163637
9306182254
10132442015
116883a712
1238430827
1321592174
141383807d
15b96212a
hex7e4e79f

132442015 has 8 divisors (see below), whose sum is σ = 159631920. Its totient is φ = 105485952.

The previous prime is 132442003. The next prime is 132442031. The reversal of 132442015 is 510244231.

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 132442015 - 27 = 132441887 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57210 + ... + 59479.

It is an arithmetic number, because the mean of its divisors is an integer number (19953990).

Almost surely, 2132442015 is an apocalyptic number.

132442015 is a deficient number, since it is larger than the sum of its proper divisors (27189905).

132442015 is a wasteful number, since it uses less digits than its factorization.

132442015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116921.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 132442015 is about 11508.3454501505. The cubic root of 132442015 is about 509.7320327507.

Adding to 132442015 its reverse (510244231), we get a palindrome (642686246).

The spelling of 132442015 in words is "one hundred thirty-two million, four hundred forty-two thousand, fifteen".

Divisors: 1 5 227 1135 116689 583445 26488403 132442015