Base | Representation |
---|---|
bin | 10111111011001000… |
… | …11000010000110111 |
3 | 1020011010110020012112 |
4 | 23331210120100313 |
5 | 202301042404212 |
6 | 5522301441235 |
7 | 633201051350 |
oct | 137544302067 |
9 | 36133406175 |
10 | 12844106807 |
11 | 54a1188604 |
12 | 25a557021b |
13 | 1298cbb5cc |
14 | 89bb88d27 |
15 | 50290b422 |
hex | 2fd918437 |
12844106807 has 16 divisors (see below), whose sum is σ = 14740320000. Its totient is φ = 10963330560.
The previous prime is 12844106789. The next prime is 12844106819. The reversal of 12844106807 is 70860144821.
It is not a de Polignac number, because 12844106807 - 226 = 12776997943 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12844106857) 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, 1711319 + ... + 1718807.
It is an arithmetic number, because the mean of its divisors is an integer number (921270000).
Almost surely, 212844106807 is an apocalyptic number.
12844106807 is a deficient number, since it is larger than the sum of its proper divisors (1896213193).
12844106807 is an equidigital number, since it uses as much as digits as its factorization.
12844106807 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8486.
The product of its (nonzero) digits is 86016, while the sum is 41.
The spelling of 12844106807 in words is "twelve billion, eight hundred forty-four million, one hundred six thousand, eight hundred seven".
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