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64012604 = 2267238853
BaseRepresentation
bin1111010000110…
…0000100111100
311110110011210012
43310030010330
5112341400404
610204002352
71405045445
oct364140474
9143404705
1064012604
1133151687
12195303b8
13103534a6
1487042cc
155946a6e
hex3d0c13c

64012604 has 12 divisors (see below), whose sum is σ = 113694504. Its totient is φ = 31528464.

The previous prime is 64012601. The next prime is 64012621. The reversal of 64012604 is 40621046.

It is a happy number.

It is a super-2 number, since 2×640126042 = 8195226941721632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 64012604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64012601) 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, 119159 + ... + 119694.

It is an arithmetic number, because the mean of its divisors is an integer number (9474542).

Almost surely, 264012604 is an apocalyptic number.

It is an amenable number.

64012604 is a deficient number, since it is larger than the sum of its proper divisors (49681900).

64012604 is a wasteful number, since it uses less digits than its factorization.

64012604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238924 (or 238922 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 64012604 is about 8000.7877112194. The cubic root of 64012604 is about 400.0262566098.

The spelling of 64012604 in words is "sixty-four million, twelve thousand, six hundred four".

Divisors: 1 2 4 67 134 268 238853 477706 955412 16003151 32006302 64012604