Base | Representation |
---|---|
bin | 11000001101100111… |
… | …00000101110110000 |
3 | 1020112221001002210220 |
4 | 30012303200232300 |
5 | 203110230143332 |
6 | 5545515053040 |
7 | 640062155106 |
oct | 140663405660 |
9 | 36487032726 |
10 | 12999068592 |
11 | 55706a96a4 |
12 | 2629441180 |
13 | 12c2136a83 |
14 | 8b45a5c76 |
15 | 51131ad2c |
hex | 306ce0bb0 |
12999068592 has 40 divisors (see below), whose sum is σ = 33609508080. Its totient is φ = 4329335040.
The previous prime is 12999068587. The next prime is 12999068611. The reversal of 12999068592 is 29586099921.
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, 57967 + ... + 171342.
It is an arithmetic number, because the mean of its divisors is an integer number (840237702).
Almost surely, 212999068592 is an apocalyptic number.
12999068592 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12999068592 is an abundant number, since it is smaller than the sum of its proper divisors (20610439488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12999068592 is a wasteful number, since it uses less digits than its factorization.
12999068592 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 230501 (or 230495 counting only the distinct ones).
The product of its (nonzero) digits is 6298560, while the sum is 60.
The spelling of 12999068592 in words is "twelve billion, nine hundred ninety-nine million, sixty-eight thousand, five hundred ninety-two".
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