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69608252 = 2272486009
BaseRepresentation
bin1000010011000…
…10001100111100
311211222110120102
410021202030330
5120304431002
610523540232
71503442340
oct411421474
9154873512
1069608252
113632378a
121b38a678
131156241c
14935d620
15619ea02
hex426233c

69608252 has 12 divisors (see below), whose sum is σ = 139216560. Its totient is φ = 29832096.

The previous prime is 69608249. The next prime is 69608257. The reversal of 69608252 is 25280696.

69608252 is an admirable number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69608257) 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 3 ways as a sum of consecutive naturals, for example, 1242977 + ... + 1243032.

It is an arithmetic number, because the mean of its divisors is an integer number (11601380).

Almost surely, 269608252 is an apocalyptic number.

It is an amenable number.

69608252 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

69608252 is a wasteful number, since it uses less digits than its factorization.

69608252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2486020 (or 2486018 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 69608252 is about 8343.1559975827. The cubic root of 69608252 is about 411.3582792768.

The spelling of 69608252 in words is "sixty-nine million, six hundred eight thousand, two hundred fifty-two".

Divisors: 1 2 4 7 14 28 2486009 4972018 9944036 17402063 34804126 69608252