Base | Representation |
---|---|
bin | 10111101011000111… |
… | …10000101110000011 |
3 | 1012210202121000220121 |
4 | 23311203300232003 |
5 | 202012142231412 |
6 | 5501101321111 |
7 | 626646616660 |
oct | 136543605603 |
9 | 35722530817 |
10 | 12709727107 |
11 | 5432345100 |
12 | 2568566197 |
13 | 12771cb4ac |
14 | 887da8a67 |
15 | 4e5c15107 |
hex | 2f58f0b83 |
12709727107 has 48 divisors (see below), whose sum is σ = 16865744896. Its totient is φ = 9360489600.
The previous prime is 12709727101. The next prime is 12709727117. The reversal of 12709727107 is 70172790721.
It is not a de Polignac number, because 12709727107 - 27 = 12709726979 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (43).
It is not an unprimeable number, because it can be changed into a prime (12709727101) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1123423 + ... + 1134679.
Almost surely, 212709727107 is an apocalyptic number.
12709727107 is a deficient number, since it is larger than the sum of its proper divisors (4156017789).
12709727107 is a wasteful number, since it uses less digits than its factorization.
12709727107 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11360 (or 11349 counting only the distinct ones).
The product of its (nonzero) digits is 86436, while the sum is 43.
The spelling of 12709727107 in words is "twelve billion, seven hundred nine million, seven hundred twenty-seven thousand, one hundred seven".
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