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64315676 = 2255728867
BaseRepresentation
bin1111010101011…
…0000100011100
311111000120112002
43311112010130
5112431100201
610214301432
71410450155
oct365260434
9144016462
1064315676
1133339357
1219657878
131042b419
14878292c
1559a676b
hex3d5611c

64315676 has 12 divisors (see below), whose sum is σ = 112758408. Its totient is φ = 32098992.

The previous prime is 64315673. The next prime is 64315679. The reversal of 64315676 is 67651346.

It is a happy number.

64315676 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (64315673) and next prime (64315679).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64315673) by changing a digit.

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, 12206 + ... + 16661.

It is an arithmetic number, because the mean of its divisors is an integer number (9396534).

Almost surely, 264315676 is an apocalyptic number.

It is an amenable number.

64315676 is a deficient number, since it is larger than the sum of its proper divisors (48442732).

64315676 is a wasteful number, since it uses less digits than its factorization.

64315676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29428 (or 29426 counting only the distinct ones).

The product of its digits is 90720, while the sum is 38.

The square root of 64315676 is about 8019.7054808765. The cubic root of 64315676 is about 400.6565800004.

The spelling of 64315676 in words is "sixty-four million, three hundred fifteen thousand, six hundred seventy-six".

Divisors: 1 2 4 557 1114 2228 28867 57734 115468 16078919 32157838 64315676