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132889505 = 573796843
BaseRepresentation
bin1111110101110…
…11101110100001
3100021001111010112
413322323232201
5233004431010
621104141105
73202353650
oct772735641
9307044115
10132889505
1169015941
1238607795
13216baa58
1413913197
15b9eea05
hex7ebbba1

132889505 has 8 divisors (see below), whose sum is σ = 182248512. Its totient is φ = 91124208.

The previous prime is 132889481. The next prime is 132889507. The reversal of 132889505 is 505988231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 132889505 - 222 = 128695201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132889507) 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, 1898387 + ... + 1898456.

It is an arithmetic number, because the mean of its divisors is an integer number (22781064).

Almost surely, 2132889505 is an apocalyptic number.

It is an amenable number.

132889505 is a deficient number, since it is larger than the sum of its proper divisors (49359007).

132889505 is an equidigital number, since it uses as much as digits as its factorization.

132889505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3796855.

The product of its (nonzero) digits is 86400, while the sum is 41.

The square root of 132889505 is about 11527.7710334652. The cubic root of 132889505 is about 510.3054750731.

The spelling of 132889505 in words is "one hundred thirty-two million, eight hundred eighty-nine thousand, five hundred five".

Divisors: 1 5 7 35 3796843 18984215 26577901 132889505