Base | Representation |
---|---|
bin | 111011111000110100… |
… | …010100001001010011 |
3 | 20010222110022221122022 |
4 | 323320310110021103 |
5 | 2023143311140330 |
6 | 45312454002055 |
7 | 4434341013215 |
oct | 737064241123 |
9 | 203873287568 |
10 | 64304005715 |
11 | 252a8a31284 |
12 | 1056734632b |
13 | 60aa34ca31 |
14 | 31803405b5 |
15 | 1a15528ae5 |
hex | ef8d14253 |
64304005715 has 16 divisors (see below), whose sum is σ = 80114455296. Its totient is φ = 49495958400.
The previous prime is 64304005709. The next prime is 64304005721. The reversal of 64304005715 is 51750040346.
64304005715 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (64304005709) and next prime (64304005721).
It is not a de Polignac number, because 64304005715 - 210 = 64304004691 is a prime.
It is a super-2 number, since 2×643040057152 (a number of 22 digits) contains 22 as substring.
It is a Duffinian 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, 1172216 + ... + 1225845.
It is an arithmetic number, because the mean of its divisors is an integer number (5007153456).
Almost surely, 264304005715 is an apocalyptic number.
64304005715 is a deficient number, since it is larger than the sum of its proper divisors (15810449581).
64304005715 is a wasteful number, since it uses less digits than its factorization.
64304005715 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2398270.
The product of its (nonzero) digits is 50400, while the sum is 35.
The spelling of 64304005715 in words is "sixty-four billion, three hundred four million, five thousand, seven hundred fifteen".
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