Base | Representation |
---|---|
bin | 1111010001101… |
… | …1000110111001 |
3 | 11110120022020101 |
4 | 3310123012321 |
5 | 112400333134 |
6 | 10205155401 |
7 | 1405423105 |
oct | 364330671 |
9 | 143508211 |
10 | 64074169 |
11 | 33193965 |
12 | 1955bb61 |
13 | 10375513 |
14 | 871c905 |
15 | 5959e14 |
hex | 3d1b1b9 |
64074169 has 2 divisors, whose sum is σ = 64074170. Its totient is φ = 64074168.
The previous prime is 64074161. The next prime is 64074187. The reversal of 64074169 is 96147046.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 43033600 + 21040569 = 6560^2 + 4587^2 .
It is a cyclic number.
It is not a de Polignac number, because 64074169 - 23 = 64074161 is a prime.
It is a super-2 number, since 2×640741692 = 8210998266081122, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (64074161) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32037084 + 32037085.
It is an arithmetic number, because the mean of its divisors is an integer number (32037085).
Almost surely, 264074169 is an apocalyptic number.
It is an amenable number.
64074169 is a deficient number, since it is larger than the sum of its proper divisors (1).
64074169 is an equidigital number, since it uses as much as digits as its factorization.
64074169 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 36288, while the sum is 37.
The square root of 64074169 is about 8004.6342202502. The cubic root of 64074169 is about 400.1544590983.
The spelling of 64074169 in words is "sixty-four million, seventy-four thousand, one hundred sixty-nine".
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