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93416969 = 643145283
BaseRepresentation
bin1011001000101…
…10111000001001
320111210001222202
411210112320021
5142403320334
613134125545
72213013452
oct544267011
9214701882
1093416969
1148805608
12273508b5
131647a319
14c59a129
15830417e
hex5916e09

93416969 has 4 divisors (see below), whose sum is σ = 93562896. Its totient is φ = 93271044.

The previous prime is 93416963. The next prime is 93416993. The reversal of 93416969 is 96961439.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-93416969 is a prime.

It is a super-2 number, since 2×934169692 = 17453460194293922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (93416963) 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, 71999 + ... + 73284.

It is an arithmetic number, because the mean of its divisors is an integer number (23390724).

Almost surely, 293416969 is an apocalyptic number.

It is an amenable number.

93416969 is a deficient number, since it is larger than the sum of its proper divisors (145927).

93416969 is a wasteful number, since it uses less digits than its factorization.

93416969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145926.

The product of its digits is 314928, while the sum is 47.

The square root of 93416969 is about 9665.2454185085. The cubic root of 93416969 is about 453.7415922268.

The spelling of 93416969 in words is "ninety-three million, four hundred sixteen thousand, nine hundred sixty-nine".

Divisors: 1 643 145283 93416969