Base | Representation |
---|---|
bin | 11000001101000101… |
… | …11101011110000100 |
3 | 1020112121212200012010 |
4 | 30012202331132010 |
5 | 203103122323420 |
6 | 5545242054220 |
7 | 640010244540 |
oct | 140642753604 |
9 | 36477780163 |
10 | 12994729860 |
11 | 5569205972 |
12 | 2627aaa370 |
13 | 12c1277c88 |
14 | 8b3b96a20 |
15 | 510c604e0 |
hex | 3068bd784 |
12994729860 has 192 divisors, whose sum is σ = 42830548992. Its totient is φ = 2882041344.
The previous prime is 12994729843. The next prime is 12994729873. The reversal of 12994729860 is 6892749921.
It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 12994729860.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2833129 + ... + 2837711.
It is an arithmetic number, because the mean of its divisors is an integer number (223075776).
Almost surely, 212994729860 is an apocalyptic number.
12994729860 is a gapful number since it is divisible by the number (10) 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 12994729860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21415274496).
12994729860 is an abundant number, since it is smaller than the sum of its proper divisors (29835819132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12994729860 is a wasteful number, since it uses less digits than its factorization.
12994729860 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4802 (or 4800 counting only the distinct ones).
The product of its (nonzero) digits is 3919104, while the sum is 57.
The spelling of 12994729860 in words is "twelve billion, nine hundred ninety-four million, seven hundred twenty-nine thousand, eight hundred sixty".
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