Search a number
-
+
64080156 = 22377191061
BaseRepresentation
bin1111010001110…
…0100100011100
311110120121110010
43310130210130
5112401031111
610205243220
71405446420
oct364344434
9143517403
1064080156
1133198408
1219563510
131037816a
148720b80
15595baa6
hex3d1c91c

64080156 has 48 divisors (see below), whose sum is σ = 171279360. Its totient is φ = 18265920.

The previous prime is 64080151. The next prime is 64080161. The reversal of 64080156 is 65108046.

64080156 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 (64080151) and next prime (64080161).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64080151) 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 15 ways as a sum of consecutive naturals, for example, 59866 + ... + 60926.

It is an arithmetic number, because the mean of its divisors is an integer number (3568320).

Almost surely, 264080156 is an apocalyptic number.

It is an amenable number.

64080156 is an abundant number, since it is smaller than the sum of its proper divisors (107199204).

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

64080156 is a wasteful number, since it uses less digits than its factorization.

64080156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1794 (or 1792 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 64080156 is about 8005.0081823818. The cubic root of 64080156 is about 400.1669219996.

The spelling of 64080156 in words is "sixty-four million, eighty thousand, one hundred fifty-six".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 719 1061 1438 2122 2157 2876 3183 4244 4314 5033 6366 7427 8628 10066 12732 14854 15099 20132 22281 29708 30198 44562 60396 89124 762859 1525718 2288577 3051436 4577154 5340013 9154308 10680026 16020039 21360052 32040078 64080156