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93125393 = 118178853
BaseRepresentation
bin1011000110011…
…11101100010001
320111020021000122
411203033230101
5142320003033
613124000025
72210360414
oct543175421
9214207018
1093125393
1148626539
1227230015
13163a76aa
14c521b7b
158297a98
hex58cfb11

93125393 has 4 divisors (see below), whose sum is σ = 93205428. Its totient is φ = 93045360.

The previous prime is 93125363. The next prime is 93125453. The reversal of 93125393 is 39352139.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 39352139 = 107367777.

It can be written as a sum of positive squares in 2 ways, for example, as 42601729 + 50523664 = 6527^2 + 7108^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-93125393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (93125353) 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, 38246 + ... + 40607.

It is an arithmetic number, because the mean of its divisors is an integer number (23301357).

Almost surely, 293125393 is an apocalyptic number.

It is an amenable number.

93125393 is a deficient number, since it is larger than the sum of its proper divisors (80035).

93125393 is a wasteful number, since it uses less digits than its factorization.

93125393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80034.

The product of its digits is 21870, while the sum is 35.

The square root of 93125393 is about 9650.1498952089. The cubic root of 93125393 is about 453.2690226799.

The spelling of 93125393 in words is "ninety-three million, one hundred twenty-five thousand, three hundred ninety-three".

Divisors: 1 1181 78853 93125393