Base | Representation |
---|---|
bin | 1111010011101… |
… | …1110110000100 |
3 | 11110211010011201 |
4 | 3310323312010 |
5 | 112414131020 |
6 | 10212112244 |
7 | 1406522044 |
oct | 364736604 |
9 | 143733151 |
10 | 64208260 |
11 | 33275686 |
12 | 19605684 |
13 | 103c156c |
14 | 8755724 |
15 | 5984a0a |
hex | 3d3bd84 |
64208260 has 12 divisors (see below), whose sum is σ = 134837388. Its totient is φ = 25683296.
The previous prime is 64208257. The next prime is 64208293. The reversal of 64208260 is 6280246.
It can be written as a sum of positive squares in 2 ways, for example, as 38340864 + 25867396 = 6192^2 + 5086^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1605187 + ... + 1605226.
It is an arithmetic number, because the mean of its divisors is an integer number (11236449).
Almost surely, 264208260 is an apocalyptic number.
It is an amenable number.
64208260 is an abundant number, since it is smaller than the sum of its proper divisors (70629128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64208260 is a wasteful number, since it uses less digits than its factorization.
64208260 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3210422 (or 3210420 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 28.
The square root of 64208260 is about 8013.0056782708. The cubic root of 64208260 is about 400.4334052302.
The spelling of 64208260 in words is "sixty-four million, two hundred eight thousand, two hundred sixty".
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