Base | Representation |
---|---|
bin | 1111011101110… |
… | …0000110111101 |
3 | 11112001110122100 |
4 | 3313130012331 |
5 | 113101132301 |
6 | 10234135313 |
7 | 1415224626 |
oct | 367340675 |
9 | 145043570 |
10 | 64864701 |
11 | 336838a0 |
12 | 19881539 |
13 | 105912a5 |
14 | 8886a4d |
15 | 5a64286 |
hex | 3ddc1bd |
64864701 has 24 divisors (see below), whose sum is σ = 103165920. Its totient is φ = 38944800.
The previous prime is 64864691. The next prime is 64864717. The reversal of 64864701 is 10746846.
64864701 is a `hidden beast` number, since 6 + 4 + 8 + 647 + 0 + 1 = 666.
It is not a de Polignac number, because 64864701 - 27 = 64864573 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64864201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7786 + ... + 13796.
It is an arithmetic number, because the mean of its divisors is an integer number (4298580).
Almost surely, 264864701 is an apocalyptic number.
It is an amenable number.
64864701 is a deficient number, since it is larger than the sum of its proper divisors (38301219).
64864701 is a wasteful number, since it uses less digits than its factorization.
64864701 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6137 (or 6134 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 36.
The square root of 64864701 is about 8053.8624895140. The cubic root of 64864701 is about 401.7934076224.
The spelling of 64864701 in words is "sixty-four million, eight hundred sixty-four thousand, seven hundred one".
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