Base | Representation |
---|---|
bin | 1111010100110… |
… | …1111010000011 |
3 | 11110221212122211 |
4 | 3311031322003 |
5 | 112424012433 |
6 | 10213442551 |
7 | 1410250534 |
oct | 365157203 |
9 | 143855584 |
10 | 64282243 |
11 | 33316223 |
12 | 19640457 |
13 | 1041913c |
14 | 877468b |
15 | 599b8cd |
hex | 3d4de83 |
64282243 has 2 divisors, whose sum is σ = 64282244. Its totient is φ = 64282242.
The previous prime is 64282201. The next prime is 64282249. The reversal of 64282243 is 34228246.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-64282243 is a prime.
It is a super-3 number, since 3×642822433 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not a weakly prime, because it can be changed into another prime (64282249) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32141121 + 32141122.
It is an arithmetic number, because the mean of its divisors is an integer number (32141122).
Almost surely, 264282243 is an apocalyptic number.
64282243 is a deficient number, since it is larger than the sum of its proper divisors (1).
64282243 is an equidigital number, since it uses as much as digits as its factorization.
64282243 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 18432, while the sum is 31.
The square root of 64282243 is about 8017.6207817532. The cubic root of 64282243 is about 400.5871439832.
The spelling of 64282243 in words is "sixty-four million, two hundred eighty-two thousand, two hundred forty-three".
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