Base | Representation |
---|---|
bin | 10111010101010010… |
… | …00101101101011000 |
3 | 1012022222221220122220 |
4 | 23222221011231120 |
5 | 201123300340144 |
6 | 5430555544040 |
7 | 622264061100 |
oct | 135251055530 |
9 | 35288856586 |
10 | 12526574424 |
11 | 5348a19851 |
12 | 251715b020 |
13 | 1248292620 |
14 | 86b930200 |
15 | 4d4ad7919 |
hex | 2eaa45b58 |
12526574424 has 96 divisors (see below), whose sum is σ = 39231627120. Its totient is φ = 3303707904.
The previous prime is 12526574393. The next prime is 12526574449. The reversal of 12526574424 is 42447562521.
12526574424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 394399 + ... + 424974.
Almost surely, 212526574424 is an apocalyptic number.
12526574424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
12526574424 is an abundant number, since it is smaller than the sum of its proper divisors (26705052696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12526574424 is a wasteful number, since it uses less digits than its factorization.
12526574424 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 819409 (or 819398 counting only the distinct ones).
The product of its digits is 537600, while the sum is 42.
The spelling of 12526574424 in words is "twelve billion, five hundred twenty-six million, five hundred seventy-four thousand, four hundred twenty-four".
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