Base | Representation |
---|---|
bin | 11000000110110110… |
… | …01101010011000010 |
3 | 1020101222100022022211 |
4 | 30003123031103002 |
5 | 203001221202030 |
6 | 5540131452334 |
7 | 635503203106 |
oct | 140333152302 |
9 | 36358308284 |
10 | 12942365890 |
11 | 55416a0063 |
12 | 26124570aa |
13 | 12b347288c |
14 | 8aac45906 |
15 | 50b36a12a |
hex | 3036cd4c2 |
12942365890 has 32 divisors (see below), whose sum is σ = 23368176000. Its totient is φ = 5160993408.
The previous prime is 12942365861. The next prime is 12942365921. The reversal of 12942365890 is 9856324921.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8300931 + ... + 8302489.
It is an arithmetic number, because the mean of its divisors is an integer number (730255500).
Almost surely, 212942365890 is an apocalyptic number.
12942365890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12942365890 is a deficient number, since it is larger than the sum of its proper divisors (10425810110).
12942365890 is a wasteful number, since it uses less digits than its factorization.
12942365890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3594.
The product of its (nonzero) digits is 933120, while the sum is 49.
The spelling of 12942365890 in words is "twelve billion, nine hundred forty-two million, three hundred sixty-five thousand, eight hundred ninety".
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