Base | Representation |
---|---|
bin | 1111011000100… |
… | …0111110000001 |
3 | 11111102011111202 |
4 | 3312020332001 |
5 | 113004233121 |
6 | 10222550545 |
7 | 1412306042 |
oct | 366107601 |
9 | 144364452 |
10 | 64524161 |
11 | 33470a59 |
12 | 19738455 |
13 | 104a22a0 |
14 | 87d88c9 |
15 | 59e840b |
hex | 3d88f81 |
64524161 has 16 divisors (see below), whose sum is σ = 71850240. Its totient is φ = 57570240.
The previous prime is 64524139. The next prime is 64524169. The reversal of 64524161 is 16142546.
64524161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a de Polignac number, because none of the positive numbers 2k-64524161 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (64524169) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48260 + ... + 49578.
It is an arithmetic number, because the mean of its divisors is an integer number (4490640).
Almost surely, 264524161 is an apocalyptic number.
It is an amenable number.
64524161 is a deficient number, since it is larger than the sum of its proper divisors (7326079).
64524161 is a wasteful number, since it uses less digits than its factorization.
64524161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1456.
The product of its digits is 5760, while the sum is 29.
The square root of 64524161 is about 8032.6932594243. The cubic root of 64524161 is about 401.0890344027.
The spelling of 64524161 in words is "sixty-four million, five hundred twenty-four thousand, one hundred sixty-one".
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