Base | Representation |
---|---|
bin | 10110011100001001… |
… | …00000110000010001 |
3 | 1011002120222101021000 |
4 | 23032010200300101 |
5 | 144133042130300 |
6 | 5311233452213 |
7 | 604353466350 |
oct | 131604406021 |
9 | 34076871230 |
10 | 12047223825 |
11 | 512238662a |
12 | 2402711069 |
13 | 119cb8a410 |
14 | 823dd1997 |
15 | 4a799cc00 |
hex | 2ce120c11 |
12047223825 has 384 divisors, whose sum is σ = 29398118400. Its totient is φ = 4692971520.
The previous prime is 12047223719. The next prime is 12047223833. The reversal of 12047223825 is 52832274021.
12047223825 is a `hidden beast` number, since 1 + 204 + 72 + 2 + 382 + 5 = 666.
It is not a de Polignac number, because 12047223825 - 210 = 12047222801 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12047223825.
It is an unprimeable number.
It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 86670606 + ... + 86670744.
It is an arithmetic number, because the mean of its divisors is an integer number (76557600).
Almost surely, 212047223825 is an apocalyptic number.
12047223825 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12047223825 is an abundant number, since it is smaller than the sum of its proper divisors (17350894575).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12047223825 is a wasteful number, since it uses less digits than its factorization.
12047223825 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 278 (or 267 counting only the distinct ones).
The product of its (nonzero) digits is 53760, while the sum is 36.
Adding to 12047223825 its reverse (52832274021), we get a palindrome (64879497846).
The spelling of 12047223825 in words is "twelve billion, forty-seven million, two hundred twenty-three thousand, eight hundred twenty-five".
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