Base | Representation |
---|---|
bin | 1111010100111… |
… | …1010100001011 |
3 | 11110222011120110 |
4 | 3311033110023 |
5 | 112424204021 |
6 | 10213525403 |
7 | 1410303414 |
oct | 365172413 |
9 | 143864513 |
10 | 64288011 |
11 | 3331a597 |
12 | 19643863 |
13 | 1041b958 |
14 | 877680b |
15 | 599d476 |
hex | 3d4f50b |
64288011 has 16 divisors (see below), whose sum is σ = 87169824. Its totient is φ = 42138624.
The previous prime is 64287997. The next prime is 64288031. The reversal of 64288011 is 11088246.
It is not a de Polignac number, because 64288011 - 29 = 64287499 is a prime.
It is a super-2 number, since 2×642880112 = 8265896716672242, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 64288011.
It is not an unprimeable number, because it can be changed into a prime (64288031) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49705 + ... + 50981.
It is an arithmetic number, because the mean of its divisors is an integer number (5448114).
Almost surely, 264288011 is an apocalyptic number.
64288011 is a deficient number, since it is larger than the sum of its proper divisors (22881813).
64288011 is a wasteful number, since it uses less digits than its factorization.
64288011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1550.
The product of its (nonzero) digits is 3072, while the sum is 30.
The square root of 64288011 is about 8017.9804813931. The cubic root of 64288011 is about 400.5991250914.
The spelling of 64288011 in words is "sixty-four million, two hundred eighty-eight thousand, eleven".
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