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64100060 = 2253205003
BaseRepresentation
bin1111010010000…
…1011011011100
311110121121202022
43310201123130
5112402200220
610205515312
71405561433
oct364413334
9143547668
1064100060
1133201362
1219572b38
131038423b
14872811a
155962925
hex3d216dc

64100060 has 12 divisors (see below), whose sum is σ = 134610168. Its totient is φ = 25640016.

The previous prime is 64099999. The next prime is 64100083. The reversal of 64100060 is 6000146.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1602482 + ... + 1602521.

It is an arithmetic number, because the mean of its divisors is an integer number (11217514).

Almost surely, 264100060 is an apocalyptic number.

It is an amenable number.

64100060 is an abundant number, since it is smaller than the sum of its proper divisors (70510108).

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

64100060 is a wasteful number, since it uses less digits than its factorization.

64100060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3205012 (or 3205010 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 64100060 is about 8006.2513075721. The cubic root of 64100060 is about 400.2083497904.

The spelling of 64100060 in words is "sixty-four million, one hundred thousand, sixty".

Divisors: 1 2 4 5 10 20 3205003 6410006 12820012 16025015 32050030 64100060