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64113080 = 2351602827
BaseRepresentation
bin1111010010010…
…0100110111000
311110122021121112
43310210212320
5112403104310
610210055452
71405644413
oct364444670
9143567545
1064113080
1133210119
121957a588
131038a145
14872cb7a
155966705
hex3d249b8

64113080 has 16 divisors (see below), whose sum is σ = 144254520. Its totient is φ = 25645216.

The previous prime is 64113073. The next prime is 64113089. The reversal of 64113080 is 8031146.

64113080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×641130802 = 8220974054172800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64113089) 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, 801374 + ... + 801453.

Almost surely, 264113080 is an apocalyptic number.

It is an amenable number.

64113080 is an abundant number, since it is smaller than the sum of its proper divisors (80141440).

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

64113080 is a wasteful number, since it uses less digits than its factorization.

64113080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1602838 (or 1602834 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 64113080 is about 8007.0643809076. The cubic root of 64113080 is about 400.2354447206.

The spelling of 64113080 in words is "sixty-four million, one hundred thirteen thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 1602827 3205654 6411308 8014135 12822616 16028270 32056540 64113080