Base | Representation |
---|---|
bin | 111011111111010010… |
… | …110000011011110100 |
3 | 20011021000202121111020 |
4 | 323333102300123310 |
5 | 2023404114233304 |
6 | 45331334341140 |
7 | 4440130325121 |
oct | 737722603364 |
9 | 204230677436 |
10 | 64412649204 |
11 | 25354296792 |
12 | 105977ba7b0 |
13 | 60c69cb817 |
14 | 3190941748 |
15 | 1a1ed395d9 |
hex | eff4b06f4 |
64412649204 has 24 divisors (see below), whose sum is σ = 150584672448. Its totient is φ = 21429670080.
The previous prime is 64412649199. The next prime is 64412649233. The reversal of 64412649204 is 40294621446.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5145112 + ... + 5157615.
It is an arithmetic number, because the mean of its divisors is an integer number (6274361352).
Almost surely, 264412649204 is an apocalyptic number.
It is an amenable number.
64412649204 is an abundant number, since it is smaller than the sum of its proper divisors (86172023244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64412649204 is a wasteful number, since it uses less digits than its factorization.
64412649204 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10303255 (or 10303253 counting only the distinct ones).
The product of its (nonzero) digits is 331776, while the sum is 42.
The spelling of 64412649204 in words is "sixty-four billion, four hundred twelve million, six hundred forty-nine thousand, two hundred four".
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