Base | Representation |
---|---|
bin | 10110011011010100… |
… | …00111011010100100 |
3 | 1011002002221211110000 |
4 | 23031222013122210 |
5 | 144124304214132 |
6 | 5310425301300 |
7 | 604240616652 |
oct | 131552073244 |
9 | 34062854400 |
10 | 12040304292 |
11 | 511948a905 |
12 | 2400334830 |
13 | 119b606a13 |
14 | 82310ddd2 |
15 | 4a708287c |
hex | 2cda876a4 |
12040304292 has 60 divisors (see below), whose sum is σ = 31613377180. Its totient is φ = 3995884224.
The previous prime is 12040304291. The next prime is 12040304317. The reversal of 12040304292 is 29240304021.
12040304292 is a `hidden beast` number, since 1 + 204 + 0 + 30 + 429 + 2 = 666.
12040304292 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 5971271076 + 6069033216 = 77274^2 + 77904^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (12040304291) 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 19 ways as a sum of consecutive naturals, for example, 6943 + ... + 155334.
Almost surely, 212040304292 is an apocalyptic number.
12040304292 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12040304292, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15806688590).
12040304292 is an abundant number, since it is smaller than the sum of its proper divisors (19573072888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12040304292 is a wasteful number, since it uses less digits than its factorization.
12040304292 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 162522 (or 162511 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
The spelling of 12040304292 in words is "twelve billion, forty million, three hundred four thousand, two hundred ninety-two".
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