Base | Representation |
---|---|
bin | 111011101101011110… |
… | …101011011111001111 |
3 | 20010111012101201120121 |
4 | 323231132223133033 |
5 | 2022301112103113 |
6 | 45241540525411 |
7 | 4426541115226 |
oct | 735536533717 |
9 | 203435351517 |
10 | 64113784783 |
11 | 252106184a4 |
12 | 105136b0867 |
13 | 6079b0a879 |
14 | 3162d85cbd |
15 | 1a039a1e8d |
hex | eed7ab7cf |
64113784783 has 2 divisors, whose sum is σ = 64113784784. Its totient is φ = 64113784782.
The previous prime is 64113784781. The next prime is 64113784859. The reversal of 64113784783 is 38748731146.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 64113784783 - 21 = 64113784781 is a prime.
It is a super-2 number, since 2×641137847832 (a number of 22 digits) contains 22 as substring.
Together with 64113784781, it forms a pair of twin primes.
It is a self number, because there is not a number n which added to its sum of digits gives 64113784783.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (64113784781) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32056892391 + 32056892392.
It is an arithmetic number, because the mean of its divisors is an integer number (32056892392).
Almost surely, 264113784783 is an apocalyptic number.
64113784783 is a deficient number, since it is larger than the sum of its proper divisors (1).
64113784783 is an equidigital number, since it uses as much as digits as its factorization.
64113784783 is an evil number, because the sum of its binary digits is even.
The product of its digits is 2709504, while the sum is 52.
The spelling of 64113784783 in words is "sixty-four billion, one hundred thirteen million, seven hundred eighty-four thousand, seven hundred eighty-three".
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