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132581082 = 2322399089
BaseRepresentation
bin1111110011100…
…00011011011010
3100020110211001110
413321300123122
5232420043312
621053401150
73166630524
oct771603332
9306424043
10132581082
1168925147
12384991b6
132161055a
1413872a14
15b98d43c
hex7e706da

132581082 has 16 divisors (see below), whose sum is σ = 266353920. Its totient is φ = 43995072.

The previous prime is 132581081. The next prime is 132581087. The reversal of 132581082 is 280185231.

It is not an unprimeable number, because it can be changed into a prime (132581081) 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, 48207 + ... + 50882.

It is an arithmetic number, because the mean of its divisors is an integer number (16647120).

Almost surely, 2132581082 is an apocalyptic number.

132581082 is an abundant number, since it is smaller than the sum of its proper divisors (133772838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

132581082 is a wasteful number, since it uses less digits than its factorization.

132581082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99317.

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 132581082 is about 11514.3858715956. The cubic root of 132581082 is about 509.9103802540.

The spelling of 132581082 in words is "one hundred thirty-two million, five hundred eighty-one thousand, eighty-two".

Divisors: 1 2 3 6 223 446 669 1338 99089 198178 297267 594534 22096847 44193694 66290541 132581082