Base | Representation |
---|---|
bin | 10110111011010101… |
… | …11111110100110100 |
3 | 1011202211111111121120 |
4 | 23131222333310310 |
5 | 200202044031204 |
6 | 5353223543540 |
7 | 614012345154 |
oct | 133552776464 |
9 | 34684444546 |
10 | 12308970804 |
11 | 5247102a49 |
12 | 24762babb0 |
13 | 12121838a0 |
14 | 84aa88764 |
15 | 4c09526d9 |
hex | 2ddabfd34 |
12308970804 has 48 divisors (see below), whose sum is σ = 31115511168. Its totient is φ = 3764688768.
The previous prime is 12308970797. The next prime is 12308970809. The reversal of 12308970804 is 40807980321.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12308970809) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210187 + ... + 262290.
It is an arithmetic number, because the mean of its divisors is an integer number (648239816).
Almost surely, 212308970804 is an apocalyptic number.
It is an amenable number.
12308970804 is an abundant number, since it is smaller than the sum of its proper divisors (18806540364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12308970804 is a wasteful number, since it uses less digits than its factorization.
12308970804 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 472664 (or 472662 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 42.
The spelling of 12308970804 in words is "twelve billion, three hundred eight million, nine hundred seventy thousand, eight hundred four".
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