Base | Representation |
---|---|
bin | 10111111100011111… |
… | …10001101110100000 |
3 | 1020011220212012210222 |
4 | 23332033301232200 |
5 | 202312000431141 |
6 | 5523345342212 |
7 | 633366543065 |
oct | 137617615640 |
9 | 36156765728 |
10 | 12855483296 |
11 | 54a7648967 |
12 | 25a9337968 |
13 | 129b472866 |
14 | 89d4aac6c |
15 | 50390714b |
hex | 2fe3f1ba0 |
12855483296 has 48 divisors (see below), whose sum is σ = 26795512800. Its totient is φ = 6054190848.
The previous prime is 12855483281. The next prime is 12855483367. The reversal of 12855483296 is 69238455821.
It is a happy number.
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, 44075 + ... + 166293.
It is an arithmetic number, because the mean of its divisors is an integer number (558239850).
Almost surely, 212855483296 is an apocalyptic number.
12855483296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12855483296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13397756400).
12855483296 is an abundant number, since it is smaller than the sum of its proper divisors (13940029504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12855483296 is a wasteful number, since it uses less digits than its factorization.
12855483296 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 122421 (or 122413 counting only the distinct ones).
The product of its digits is 4147200, while the sum is 53.
The spelling of 12855483296 in words is "twelve billion, eight hundred fifty-five million, four hundred eighty-three thousand, two hundred ninety-six".
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