Search a number
-
+
64768060 = 2257462629
BaseRepresentation
bin1111011100010…
…0100000111100
311111212120002001
43313010200330
5113040034220
610232112044
71414343110
oct367044074
9144776061
1064768060
1133618225
1219835624
13105592c6
14885d740
155a4580a
hex3dc483c

64768060 has 24 divisors (see below), whose sum is σ = 155443680. Its totient is φ = 22206144.

The previous prime is 64768043. The next prime is 64768061. The reversal of 64768060 is 6086746.

64768060 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 not an unprimeable number, because it can be changed into a prime (64768061) 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 7 ways as a sum of consecutive naturals, for example, 231175 + ... + 231454.

It is an arithmetic number, because the mean of its divisors is an integer number (6476820).

Almost surely, 264768060 is an apocalyptic number.

It is an amenable number.

64768060 is an abundant number, since it is smaller than the sum of its proper divisors (90675620).

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

64768060 is a wasteful number, since it uses less digits than its factorization.

64768060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462645 (or 462643 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 64768060 is about 8047.8605852736. The cubic root of 64768060 is about 401.5937663382.

The spelling of 64768060 in words is "sixty-four million, seven hundred sixty-eight thousand, sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 462629 925258 1850516 2313145 3238403 4626290 6476806 9252580 12953612 16192015 32384030 64768060