Base | Representation |
---|---|
bin | 10111001000101010… |
… | …11010101101111100 |
3 | 1012001121211200202001 |
4 | 23210111122231330 |
5 | 200414203114200 |
6 | 5412255512044 |
7 | 616540445443 |
oct | 134425325574 |
9 | 35047750661 |
10 | 12420754300 |
11 | 52a42125a9 |
12 | 24a7828624 |
13 | 122c391976 |
14 | 85b865d5a |
15 | 4ca68376a |
hex | 2e455ab7c |
12420754300 has 18 divisors (see below), whose sum is σ = 26953037048. Its totient is φ = 4968301680.
The previous prime is 12420754289. The next prime is 12420754337. The reversal of 12420754300 is 345702421.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62103672 + ... + 62103871.
Almost surely, 212420754300 is an apocalyptic number.
12420754300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12420754300 is an abundant number, since it is smaller than the sum of its proper divisors (14532282748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12420754300 is a wasteful number, since it uses less digits than its factorization.
12420754300 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 124207557 (or 124207550 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 28.
The spelling of 12420754300 in words is "twelve billion, four hundred twenty million, seven hundred fifty-four thousand, three hundred".
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