Base | Representation |
---|---|
bin | 111100001011000111… |
… | …100110101010101101 |
3 | 20011202212002112020112 |
4 | 330023013212222231 |
5 | 2024310412132310 |
6 | 45403143025405 |
7 | 4445056611410 |
oct | 741307465255 |
9 | 204685075215 |
10 | 64611052205 |
11 | 25446288907 |
12 | 1063213b265 |
13 | 6128b46c4b |
14 | 31ad029b77 |
15 | 1a3247a705 |
hex | f0b1e6aad |
64611052205 has 16 divisors (see below), whose sum is σ = 93273098880. Its totient is φ = 41972893632.
The previous prime is 64611052189. The next prime is 64611052217. The reversal of 64611052205 is 50225011646.
It is a cyclic number.
It is not a de Polignac number, because 64611052205 - 24 = 64611052189 is a prime.
It is a congruent number.
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, 48579074 + ... + 48580403.
It is an arithmetic number, because the mean of its divisors is an integer number (5829568680).
Almost surely, 264611052205 is an apocalyptic number.
It is an amenable number.
64611052205 is a deficient number, since it is larger than the sum of its proper divisors (28662046675).
64611052205 is a wasteful number, since it uses less digits than its factorization.
64611052205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97159508.
The product of its (nonzero) digits is 14400, while the sum is 32.
The spelling of 64611052205 in words is "sixty-four billion, six hundred eleven million, fifty-two thousand, two hundred five".
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