Base | Representation |
---|---|
bin | 11000000000011000… |
… | …01001110111000111 |
3 | 1020021012012201001212 |
4 | 30000030021313013 |
5 | 202343322304012 |
6 | 5530512242035 |
7 | 634243640414 |
oct | 140014116707 |
9 | 36235181055 |
10 | 12888088007 |
11 | 5513a98303 |
12 | 25b824031b |
13 | 12a514a2a2 |
14 | 8a395710b |
15 | 5066e7b22 |
hex | 300309dc7 |
12888088007 has 2 divisors, whose sum is σ = 12888088008. Its totient is φ = 12888088006.
The previous prime is 12888087997. The next prime is 12888088013. The reversal of 12888088007 is 70088088821.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12888088007 is a prime.
It is a super-2 number, since 2×128880880072 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12888088067) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6444044003 + 6444044004.
It is an arithmetic number, because the mean of its divisors is an integer number (6444044004).
Almost surely, 212888088007 is an apocalyptic number.
12888088007 is a deficient number, since it is larger than the sum of its proper divisors (1).
12888088007 is an equidigital number, since it uses as much as digits as its factorization.
12888088007 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 458752, while the sum is 50.
The spelling of 12888088007 in words is "twelve billion, eight hundred eighty-eight million, eighty-eight thousand, seven".
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