Base | Representation |
---|---|
bin | 10111101011001010… |
… | …10101000011010000 |
3 | 1012210210100220122020 |
4 | 23311211111003100 |
5 | 202012243404224 |
6 | 5501114211440 |
7 | 626653251051 |
oct | 136545250320 |
9 | 35723326566 |
10 | 12710138064 |
11 | 54325a5938 |
12 | 2568723b80 |
13 | 1277313570 |
14 | 888074728 |
15 | 4e5c96c79 |
hex | 2f59550d0 |
12710138064 has 40 divisors (see below), whose sum is σ = 35360257632. Its totient is φ = 3910811520.
The previous prime is 12710138053. The next prime is 12710138087. The reversal of 12710138064 is 46083101721.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10183782 + ... + 10185029.
Almost surely, 212710138064 is an apocalyptic number.
It is an amenable number.
12710138064 is an abundant number, since it is smaller than the sum of its proper divisors (22650119568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12710138064 is a wasteful number, since it uses less digits than its factorization.
12710138064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20368835 (or 20368829 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 33.
Adding to 12710138064 its reverse (46083101721), we get a palindrome (58793239785).
The spelling of 12710138064 in words is "twelve billion, seven hundred ten million, one hundred thirty-eight thousand, sixty-four".
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