Base | Representation |
---|---|
bin | 10111111111110110… |
… | …11101100111010110 |
3 | 1020020212222101221221 |
4 | 23333323131213112 |
5 | 202341212244340 |
6 | 5530234400554 |
7 | 634161514636 |
oct | 137773354726 |
9 | 36225871857 |
10 | 12883712470 |
11 | 5511579962 |
12 | 25b689015a |
13 | 12a4277805 |
14 | 8a31386c6 |
15 | 50613144a |
hex | 2ffedd9d6 |
12883712470 has 32 divisors (see below), whose sum is σ = 24418356480. Its totient is φ = 4880826720.
The previous prime is 12883712441. The next prime is 12883712477. The reversal of 12883712470 is 7421738821.
It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12883712477) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 832705 + ... + 848035.
It is an arithmetic number, because the mean of its divisors is an integer number (763073640).
Almost surely, 212883712470 is an apocalyptic number.
12883712470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12883712470 is a deficient number, since it is larger than the sum of its proper divisors (11534644010).
12883712470 is a wasteful number, since it uses less digits than its factorization.
12883712470 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19780.
The product of its (nonzero) digits is 150528, while the sum is 43.
The spelling of 12883712470 in words is "twelve billion, eight hundred eighty-three million, seven hundred twelve thousand, four hundred seventy".
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