Base | Representation |
---|---|
bin | 1111011100101… |
… | …1001000001010 |
3 | 11111220221020020 |
4 | 3313023020022 |
5 | 113041421041 |
6 | 10232441310 |
7 | 1414515063 |
oct | 367131012 |
9 | 144827206 |
10 | 64795146 |
11 | 33636609 |
12 | 19849236 |
13 | 10568730 |
14 | 886956a |
15 | 5a4d866 |
hex | 3dcb20a |
64795146 has 64 divisors (see below), whose sum is σ = 145883136. Its totient is φ = 19051200.
The previous prime is 64795123. The next prime is 64795169. The reversal of 64795146 is 64159746.
64795146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (64795123) and next prime (64795169).
It is a super-2 number, since 2×647951462 = 8396821890322632, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 64795098 and 64795107.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 306981 + ... + 307191.
It is an arithmetic number, because the mean of its divisors is an integer number (2279424).
Almost surely, 264795146 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 64795146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72941568).
64795146 is an abundant number, since it is smaller than the sum of its proper divisors (81087990).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64795146 is a wasteful number, since it uses less digits than its factorization.
64795146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 387.
The product of its digits is 181440, while the sum is 42.
The square root of 64795146 is about 8049.5432168540. The cubic root of 64795146 is about 401.6497407015.
The spelling of 64795146 in words is "sixty-four million, seven hundred ninety-five thousand, one hundred forty-six".
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