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132312030 = 23531142271
BaseRepresentation
bin1111110001011…
…10101111011110
3100012222010222120
413320232233132
5232332441110
621043523410
73164430234
oct770565736
9305863876
10132312030
1168760a94
1238389566
1321547c56
1413802954
15b938870
hex7e2ebde

132312030 has 32 divisors (see below), whose sum is σ = 327794688. Its totient is φ = 34144800.

The previous prime is 132312023. The next prime is 132312053. The reversal of 132312030 is 30213231.

It is a Harshad number since it is a multiple of its sum of digits (15).

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 15 ways as a sum of consecutive naturals, for example, 70206 + ... + 72065.

It is an arithmetic number, because the mean of its divisors is an integer number (10243584).

Almost surely, 2132312030 is an apocalyptic number.

132312030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

132312030 is an abundant number, since it is smaller than the sum of its proper divisors (195482658).

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

132312030 is a wasteful number, since it uses less digits than its factorization.

132312030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142312.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 132312030 is about 11502.6966403535. The cubic root of 132312030 is about 509.5652196081.

Adding to 132312030 its reverse (30213231), we get a palindrome (162525261).

The spelling of 132312030 in words is "one hundred thirty-two million, three hundred twelve thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 31 62 93 155 186 310 465 930 142271 284542 426813 711355 853626 1422710 2134065 4268130 4410401 8820802 13231203 22052005 26462406 44104010 66156015 132312030