Base | Representation |
---|---|
bin | 10111111011101011… |
… | …11110000100001010 |
3 | 1020011110010111200210 |
4 | 23331311332010022 |
5 | 202303232434330 |
6 | 5522544341550 |
7 | 633255205335 |
oct | 137565760412 |
9 | 36143114623 |
10 | 12848718090 |
11 | 54a384808a |
12 | 25a70148b6 |
13 | 1299c44490 |
14 | 89c62961c |
15 | 50301c8b0 |
hex | 2fdd7e10a |
12848718090 has 32 divisors (see below), whose sum is σ = 33208995456. Its totient is φ = 3162761280.
The previous prime is 12848718089. The next prime is 12848718109. The reversal of 12848718090 is 9081784821.
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, 16472326 + ... + 16473105.
It is an arithmetic number, because the mean of its divisors is an integer number (1037781108).
Almost surely, 212848718090 is an apocalyptic number.
12848718090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12848718090 is an abundant number, since it is smaller than the sum of its proper divisors (20360277366).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12848718090 is a wasteful number, since it uses less digits than its factorization.
12848718090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32945454.
The product of its (nonzero) digits is 258048, while the sum is 48.
The spelling of 12848718090 in words is "twelve billion, eight hundred forty-eight million, seven hundred eighteen thousand, ninety".
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