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92131442 = 21331151757
BaseRepresentation
bin1010111110111…
…01000001110010
320102100202120122
411133131001302
5142041201232
613050410242
72166050534
oct537350162
9212322518
1092131442
1148007797
1226a30982
131611a160
14c343854
15814d312
hex57dd072

92131442 has 32 divisors (see below), whose sum is σ = 154850304. Its totient is φ = 40824000.

The previous prime is 92131441. The next prime is 92131447. The reversal of 92131442 is 24413129.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (92131441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121328 + ... + 122084.

It is an arithmetic number, because the mean of its divisors is an integer number (4839072).

Almost surely, 292131442 is an apocalyptic number.

92131442 is a deficient number, since it is larger than the sum of its proper divisors (62718862).

92131442 is a wasteful number, since it uses less digits than its factorization.

92131442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 954.

The product of its digits is 1728, while the sum is 26.

The square root of 92131442 is about 9598.5124889224. The cubic root of 92131442 is about 451.6506326072.

The spelling of 92131442 in words is "ninety-two million, one hundred thirty-one thousand, four hundred forty-two".

Divisors: 1 2 13 26 31 62 151 302 403 757 806 1514 1963 3926 4681 9362 9841 19682 23467 46934 60853 114307 121706 228614 305071 610142 1485991 2971982 3543517 7087034 46065721 92131442