Base | Representation |
---|---|
bin | 11000001001101101… |
… | …00010100010010110 |
3 | 1020110122101200201021 |
4 | 30010312202202112 |
5 | 203023333323430 |
6 | 5542344551354 |
7 | 636213541126 |
oct | 140466424226 |
9 | 36418350637 |
10 | 12966307990 |
11 | 5554163119 |
12 | 261a48255a |
13 | 12b84063bc |
14 | 8b00b8c86 |
15 | 50d4e907a |
hex | 304da2896 |
12966307990 has 16 divisors (see below), whose sum is σ = 23366731248. Its totient is φ = 5180439456.
The previous prime is 12966307957. The next prime is 12966308027. The reversal of 12966307990 is 9970366921.
It is a congruent 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, 751512 + ... + 768571.
It is an arithmetic number, because the mean of its divisors is an integer number (1460420703).
Almost surely, 212966307990 is an apocalyptic number.
12966307990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12966307990 is a deficient number, since it is larger than the sum of its proper divisors (10400423258).
12966307990 is a wasteful number, since it uses less digits than its factorization.
12966307990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1520943.
The product of its (nonzero) digits is 1102248, while the sum is 52.
The spelling of 12966307990 in words is "twelve billion, nine hundred sixty-six million, three hundred seven thousand, nine hundred ninety".
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