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132254231 = 198777937
BaseRepresentation
bin1111110001000…
…00101000010111
3100012212012200212
413320200220113
5232324113411
621042400035
73164066564
oct770405027
9305765625
10132254231
116872161a
123836001b
1321527855
14137c986b
15b92668b
hex7e20a17

132254231 has 8 divisors (see below), whose sum is σ = 139391280. Its totient is φ = 125134848.

The previous prime is 132254201. The next prime is 132254249. The reversal of 132254231 is 132452231.

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 132254231 - 218 = 131992087 is a prime.

It is a super-2 number, since 2×1322542312 = 34982363234802722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 132254197 and 132254206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132254201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12695 + ... + 20631.

It is an arithmetic number, because the mean of its divisors is an integer number (17423910).

Almost surely, 2132254231 is an apocalyptic number.

132254231 is a deficient number, since it is larger than the sum of its proper divisors (7137049).

132254231 is an equidigital number, since it uses as much as digits as its factorization.

132254231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8833.

The product of its digits is 1440, while the sum is 23.

The square root of 132254231 is about 11500.1839550505. The cubic root of 132254231 is about 509.4910095512.

The spelling of 132254231 in words is "one hundred thirty-two million, two hundred fifty-four thousand, two hundred thirty-one".

Divisors: 1 19 877 7937 16663 150803 6960749 132254231