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93081992 = 2353219533
BaseRepresentation
bin1011000110001…
…01000110001000
320111011001111012
411203011012020
5142312110432
613123023052
72210120033
oct543050610
9214131435
1093081992
11485a6973
122720aa88
1316390a03
14c51001a
158289cb2
hex58c5188

93081992 has 16 divisors (see below), whose sum is σ = 177822540. Its totient is φ = 45662656.

The previous prime is 93081991. The next prime is 93081997. The reversal of 93081992 is 29918039.

It can be written as a sum of positive squares in 2 ways, for example, as 77193796 + 15888196 = 8786^2 + 3986^2 .

It is not an unprimeable number, because it can be changed into a prime (93081991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109343 + ... + 110190.

Almost surely, 293081992 is an apocalyptic number.

It is an amenable number.

93081992 is a deficient number, since it is larger than the sum of its proper divisors (84740548).

93081992 is a wasteful number, since it uses less digits than its factorization.

93081992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219592 (or 219588 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 41.

The square root of 93081992 is about 9647.9009115973. The cubic root of 93081992 is about 453.1985965405.

The spelling of 93081992 in words is "ninety-three million, eighty-one thousand, nine hundred ninety-two".

Divisors: 1 2 4 8 53 106 212 424 219533 439066 878132 1756264 11635249 23270498 46540996 93081992