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64374164 = 22152310567
BaseRepresentation
bin1111010110010…
…0010110010100
311111010112202022
43311210112110
5112434433124
610215432312
71411112531
oct365442624
9144115668
1064374164
1133379298
1219685698
131044bc2a
148799d88
1559b8c5e
hex3d64594

64374164 has 12 divisors (see below), whose sum is σ = 112739424. Its totient is φ = 32162904.

The previous prime is 64374127. The next prime is 64374173. The reversal of 64374164 is 46147346.

64374164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 in 3 ways as a sum of consecutive naturals, for example, 809 + ... + 11375.

It is an arithmetic number, because the mean of its divisors is an integer number (9394952).

Almost surely, 264374164 is an apocalyptic number.

It is an amenable number.

64374164 is a deficient number, since it is larger than the sum of its proper divisors (48365260).

64374164 is a wasteful number, since it uses less digits than its factorization.

64374164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12094 (or 12092 counting only the distinct ones).

The product of its digits is 48384, while the sum is 35.

The square root of 64374164 is about 8023.3511701782. The cubic root of 64374164 is about 400.7779941650. Note that the first 3 decimals are identical.

It can be divided in two parts, 6437 and 4164, that added together give a palindrome (10601).

The spelling of 64374164 in words is "sixty-four million, three hundred seventy-four thousand, one hundred sixty-four".

Divisors: 1 2 4 1523 3046 6092 10567 21134 42268 16093541 32187082 64374164