Base | Representation |
---|---|
bin | 10110101101001100… |
… | …01110011011100000 |
3 | 1011110120011100121100 |
4 | 23112212032123200 |
5 | 144431202420032 |
6 | 5333343554400 |
7 | 611041444104 |
oct | 132646163340 |
9 | 34416140540 |
10 | 12190279392 |
11 | 5196105375 |
12 | 24425bba00 |
13 | 11c36c7495 |
14 | 838dcd904 |
15 | 4b530997c |
hex | 2d698e6e0 |
12190279392 has 36 divisors (see below), whose sum is σ = 34666107840. Its totient is φ = 4063426368.
The previous prime is 12190279379. The next prime is 12190279399. The reversal of 12190279392 is 29397209121.
12190279392 is a `hidden beast` number, since 1 + 2 + 190 + 2 + 79 + 392 = 666.
12190279392 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12190279399) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21163392 + ... + 21163967.
It is an arithmetic number, because the mean of its divisors is an integer number (962947440).
Almost surely, 212190279392 is an apocalyptic number.
12190279392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12190279392 is an abundant number, since it is smaller than the sum of its proper divisors (22475828448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12190279392 is a wasteful number, since it uses less digits than its factorization.
12190279392 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42327375 (or 42327364 counting only the distinct ones).
The product of its (nonzero) digits is 122472, while the sum is 45.
The spelling of 12190279392 in words is "twelve billion, one hundred ninety million, two hundred seventy-nine thousand, three hundred ninety-two".
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