Base | Representation |
---|---|
bin | 111111011011111… |
… | …010011000110000 |
3 | 2202011122002221211 |
4 | 333123322120300 |
5 | 4134424003043 |
6 | 253335125504 |
7 | 35242146643 |
oct | 7733723060 |
9 | 2664562854 |
10 | 1064281648 |
11 | 4a6839611 |
12 | 258513894 |
13 | 13c655c71 |
14 | a14c1a5a |
15 | 6367ca9d |
hex | 3f6fa630 |
1064281648 has 80 divisors (see below), whose sum is σ = 2172360960. Its totient is φ = 504661248.
The previous prime is 1064281639. The next prime is 1064281681. The reversal of 1064281648 is 8461824601.
It is a super-2 number, since 2×10642816482 = 2265390852539191808, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1064281648.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6372861 + ... + 6373027.
It is an arithmetic number, because the mean of its divisors is an integer number (27154512).
Almost surely, 21064281648 is an apocalyptic number.
It is an amenable number.
1064281648 is an abundant number, since it is smaller than the sum of its proper divisors (1108079312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1064281648 is a wasteful number, since it uses less digits than its factorization.
1064281648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 434 (or 428 counting only the distinct ones).
The product of its (nonzero) digits is 73728, while the sum is 40.
The square root of 1064281648 is about 32623.3298116547. The cubic root of 1064281648 is about 1020.9838156141.
The spelling of 1064281648 in words is "one billion, sixty-four million, two hundred eighty-one thousand, six hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •