Base | Representation |
---|---|
bin | 11101001100010000101101… |
… | …01001000000000011000000 |
3 | 22102021210020211100100012000 |
4 | 32212020112221000003000 |
5 | 31403214141012142424 |
6 | 344305501133304000 |
7 | 16343534263015020 |
oct | 1646102651000300 |
9 | 272253224310160 |
10 | 64192961052864 |
11 | 194aa09a009796 |
12 | 7249038935000 |
13 | 29a84a75a48c7 |
14 | 11bcd54d7da80 |
15 | 764c160733c9 |
hex | 3a6216a400c0 |
64192961052864 has 112 divisors (see below), whose sum is σ = 215674763366400. Its totient is φ = 18340846011648.
The previous prime is 64192961052833. The next prime is 64192961052887. The reversal of 64192961052864 is 46825016929146.
64192961052864 is a `hidden beast` number, since 6 + 4 + 1 + 9 + 2 + 9 + 610 + 5 + 2 + 8 + 6 + 4 = 666.
It is a tau number, because it is divible by the number of its divisors (112).
It is a Harshad number since it is a multiple of its sum of digits (63).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2653466784 + ... + 2653490975.
Almost surely, 264192961052864 is an apocalyptic number.
64192961052864 is a gapful number since it is divisible by the number (64) formed by its first and last digit.
It is an amenable number.
64192961052864 is an abundant number, since it is smaller than the sum of its proper divisors (151481802313536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64192961052864 is a wasteful number, since it uses less digits than its factorization.
64192961052864 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5306957787 (or 5306957771 counting only the distinct ones).
The product of its (nonzero) digits is 44789760, while the sum is 63.
The spelling of 64192961052864 in words is "sixty-four trillion, one hundred ninety-two billion, nine hundred sixty-one million, fifty-two thousand, eight hundred sixty-four".
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