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69130952 = 2311785579
BaseRepresentation
bin1000001111011…
…01101011001000
311211002012211122
410013231223020
5120144142302
610505414412
71466413652
oct407555310
9154065748
1069130952
1136028120
121b19a408
13114260b7
1492776d2
1561083a2
hex41edac8

69130952 has 16 divisors (see below), whose sum is σ = 141404400. Its totient is φ = 31423120.

The previous prime is 69130933. The next prime is 69130981. The reversal of 69130952 is 25903196.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 392702 + ... + 392877.

It is an arithmetic number, because the mean of its divisors is an integer number (8837775).

Almost surely, 269130952 is an apocalyptic number.

It is an amenable number.

69130952 is an abundant number, since it is smaller than the sum of its proper divisors (72273448).

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

69130952 is a wasteful number, since it uses less digits than its factorization.

69130952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785596 (or 785592 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 35.

The square root of 69130952 is about 8314.5025106737. The cubic root of 69130952 is about 410.4159015861.

The spelling of 69130952 in words is "sixty-nine million, one hundred thirty thousand, nine hundred fifty-two".

Divisors: 1 2 4 8 11 22 44 88 785579 1571158 3142316 6284632 8641369 17282738 34565476 69130952