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69068912 = 2411392437
BaseRepresentation
bin1000001110111…
…10100001110000
311210222001201212
410013132201300
5120140201122
610504215252
71466035043
oct407364160
9153861655
1069068912
1135a95550
121b16a528
1311403aa3
14925cc5a
1560e4ce2
hex41de870

69068912 has 20 divisors (see below), whose sum is σ = 145986936. Its totient is φ = 31394880.

The previous prime is 69068903. The next prime is 69068917. The reversal of 69068912 is 21986096.

It is a self number, because there is not a number n which added to its sum of digits gives 69068912.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69068917) 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, 196043 + ... + 196394.

Almost surely, 269068912 is an apocalyptic number.

It is an amenable number.

69068912 is an abundant number, since it is smaller than the sum of its proper divisors (76918024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

69068912 is a wasteful number, since it uses less digits than its factorization.

69068912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392456 (or 392450 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 69068912 is about 8310.7708427077. The cubic root of 69068912 is about 410.2930920369.

The spelling of 69068912 in words is "sixty-nine million, sixty-eight thousand, nine hundred twelve".

Divisors: 1 2 4 8 11 16 22 44 88 176 392437 784874 1569748 3139496 4316807 6278992 8633614 17267228 34534456 69068912