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69838116 = 2236838521
BaseRepresentation
bin1000010100110…
…10010100100100
311212102010212220
410022122110210
5120334304431
610532512340
71505420445
oct412322444
9155363786
1069838116
1136470457
121b47b6b0
1311612c3a
1493bd2cc
1561e7b96
hex429a524

69838116 has 24 divisors (see below), whose sum is σ = 163213344. Its totient is φ = 23242560.

The previous prime is 69838073. The next prime is 69838117. The reversal of 69838116 is 61183896.

It is not an unprimeable number, because it can be changed into a prime (69838117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3936 + ... + 12456.

It is an arithmetic number, because the mean of its divisors is an integer number (6800556).

Almost surely, 269838116 is an apocalyptic number.

It is an amenable number.

69838116 is an abundant number, since it is smaller than the sum of its proper divisors (93375228).

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

69838116 is a wasteful number, since it uses less digits than its factorization.

69838116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9211 (or 9209 counting only the distinct ones).

The product of its digits is 62208, while the sum is 42.

The square root of 69838116 is about 8356.9202461194. The cubic root of 69838116 is about 411.8105846871.

The spelling of 69838116 in words is "sixty-nine million, eight hundred thirty-eight thousand, one hundred sixteen".

Divisors: 1 2 3 4 6 12 683 1366 2049 2732 4098 8196 8521 17042 25563 34084 51126 102252 5819843 11639686 17459529 23279372 34919058 69838116