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69104312 = 238638039
BaseRepresentation
bin1000001111001…
…11001010111000
311211000212021222
410013213022320
5120142314222
610505051212
71466243204
oct407471270
9154025258
1069104312
113600a102
121b186b08
1311416c34
14926bb04
156100542
hex41e72b8

69104312 has 8 divisors (see below), whose sum is σ = 129570600. Its totient is φ = 34552152.

The previous prime is 69104293. The next prime is 69104323. The reversal of 69104312 is 21340196.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

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 as a sum of consecutive naturals, namely, 4319012 + ... + 4319027.

It is an arithmetic number, because the mean of its divisors is an integer number (16196325).

Almost surely, 269104312 is an apocalyptic number.

It is an amenable number.

69104312 is a deficient number, since it is larger than the sum of its proper divisors (60466288).

69104312 is a wasteful number, since it uses less digits than its factorization.

69104312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8638045 (or 8638041 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 69104312 is about 8312.9003362244. The cubic root of 69104312 is about 410.3631761232.

The spelling of 69104312 in words is "sixty-nine million, one hundred four thousand, three hundred twelve".

Divisors: 1 2 4 8 8638039 17276078 34552156 69104312