Base | Representation |
---|---|
bin | 10010011101110000000… |
… | …010100011001100100000 |
3 | 11111022020110221020102012 |
4 | 102131300002203030200 |
5 | 131242144114201320 |
6 | 2410531121012052 |
7 | 160450255061261 |
oct | 22356002431440 |
9 | 4438213836365 |
10 | 1268895068960 |
11 | 44a154206112 |
12 | 185b06484028 |
13 | 9286bb460bc |
14 | 455b44ba968 |
15 | 230182de4c5 |
hex | 127700a3320 |
1268895068960 has 48 divisors (see below), whose sum is σ = 2998084041792. Its totient is φ = 507503942400.
The previous prime is 1268895068957. The next prime is 1268895068977. The reversal of 1268895068960 is 698605988621.
It is a super-2 number, since 2×12688950689602 (a number of 25 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1100765 + ... + 1936355.
It is an arithmetic number, because the mean of its divisors is an integer number (62460084204).
Almost surely, 21268895068960 is an apocalyptic number.
1268895068960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1268895068960 is an abundant number, since it is smaller than the sum of its proper divisors (1729188972832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1268895068960 is an equidigital number, since it uses as much as digits as its factorization.
1268895068960 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 845097 (or 845089 counting only the distinct ones).
The product of its (nonzero) digits is 89579520, while the sum is 68.
The spelling of 1268895068960 in words is "one trillion, two hundred sixty-eight billion, eight hundred ninety-five million, sixty-eight thousand, nine hundred sixty".
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