Base | Representation |
---|---|
bin | 111011110010111001… |
… | …001000101100001100 |
3 | 20010201112021221011112 |
4 | 323302321020230030 |
5 | 2022442334344340 |
6 | 45254543311152 |
7 | 4432023101606 |
oct | 736271105414 |
9 | 203645257145 |
10 | 64204606220 |
11 | 2525790aa37 |
12 | 10539bab4b8 |
13 | 6092889671 |
14 | 3171068176 |
15 | 1a0b942065 |
hex | ef2e48b0c |
64204606220 has 48 divisors (see below), whose sum is σ = 135343977888. Its totient is φ = 25584007680.
The previous prime is 64204606217. The next prime is 64204606267. The reversal of 64204606220 is 2260640246.
64204606220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, 10569104 + ... + 10575176.
It is an arithmetic number, because the mean of its divisors is an integer number (2819666206).
Almost surely, 264204606220 is an apocalyptic number.
It is an amenable number.
64204606220 is an abundant number, since it is smaller than the sum of its proper divisors (71139371668).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64204606220 is a wasteful number, since it uses less digits than its factorization.
64204606220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8010 (or 8008 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 32.
The spelling of 64204606220 in words is "sixty-four billion, two hundred four million, six hundred six thousand, two hundred twenty".
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