Base | Representation |
---|---|
bin | 111100001000101011… |
… | …001111100100101010 |
3 | 20011122222222001211020 |
4 | 330020223033210222 |
5 | 2024214414010041 |
6 | 45355120313310 |
7 | 4444051323651 |
oct | 741053174452 |
9 | 204588861736 |
10 | 64570063146 |
11 | 25425132156 |
12 | 10620472836 |
13 | 61204c5174 |
14 | 31a77da198 |
15 | 1a2da80866 |
hex | f08acf92a |
64570063146 has 16 divisors (see below), whose sum is σ = 129795662304. Its totient is φ = 21414098384.
The previous prime is 64570063111. The next prime is 64570063177. The reversal of 64570063146 is 64136007546.
64570063146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 64570063098 and 64570063107.
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, 27312720 + ... + 27315083.
It is an arithmetic number, because the mean of its divisors is an integer number (8112228894).
Almost surely, 264570063146 is an apocalyptic number.
64570063146 is an abundant number, since it is smaller than the sum of its proper divisors (65225599158).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64570063146 is a wasteful number, since it uses less digits than its factorization.
64570063146 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54628005.
The product of its (nonzero) digits is 362880, while the sum is 42.
The spelling of 64570063146 in words is "sixty-four billion, five hundred seventy million, sixty-three thousand, one hundred forty-six".
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