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132897023 = 753358213
BaseRepresentation
bin1111110101111…
…01100011111111
3100021001212102222
413322331203333
5233010201043
621104235555
73202414610
oct772754377
9307055388
10132897023
1169020556
123860bbbb
13216c12bc
1413915c07
15ba01d68
hex7ebd8ff

132897023 has 8 divisors (see below), whose sum is σ = 154748448. Its totient is φ = 111762144.

The previous prime is 132896999. The next prime is 132897049. The reversal of 132897023 is 320798231.

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 132897023 - 210 = 132895999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102897023) 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, 178736 + ... + 179477.

It is an arithmetic number, because the mean of its divisors is an integer number (19343556).

Almost surely, 2132897023 is an apocalyptic number.

132897023 is a deficient number, since it is larger than the sum of its proper divisors (21851425).

132897023 is an equidigital number, since it uses as much as digits as its factorization.

132897023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358273.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 132897023 is about 11528.0971109720. The cubic root of 132897023 is about 510.3150981160.

The spelling of 132897023 in words is "one hundred thirty-two million, eight hundred ninety-seven thousand, twenty-three".

Divisors: 1 7 53 371 358213 2507491 18985289 132897023