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93390941 = 731213883
BaseRepresentation
bin1011001000100…
…00100001011101
320111201202021202
411210100201131
5142402002231
613133405245
72212544540
oct544204135
9214652252
1093390941
1148797aa6
1227339825
131646b517
14c590857
1582eb5cb
hex591085d

93390941 has 12 divisors (see below), whose sum is σ = 110294496. Its totient is φ = 77461560.

The previous prime is 93390937. The next prime is 93390943. The reversal of 93390941 is 14909339.

It is not a de Polignac number, because 93390941 - 22 = 93390937 is a prime.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 93390895 and 93390904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93390943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 215 + ... + 13668.

It is an arithmetic number, because the mean of its divisors is an integer number (9191208).

Almost surely, 293390941 is an apocalyptic number.

It is an amenable number.

93390941 is a deficient number, since it is larger than the sum of its proper divisors (16903555).

93390941 is a wasteful number, since it uses less digits than its factorization.

93390941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13952 (or 13921 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 38.

The square root of 93390941 is about 9663.8988508779. The cubic root of 93390941 is about 453.6994475526.

The spelling of 93390941 in words is "ninety-three million, three hundred ninety thousand, nine hundred forty-one".

Divisors: 1 7 31 217 961 6727 13883 97181 430373 3012611 13341563 93390941