Base | Representation |
---|---|
bin | 10111101011001101… |
… | …00011010100111000 |
3 | 1012210210222012102220 |
4 | 23311212203110320 |
5 | 202012334134210 |
6 | 5501125124040 |
7 | 626656054563 |
oct | 136546432470 |
9 | 35723865386 |
10 | 12710458680 |
11 | 54327a4807 |
12 | 2568859620 |
13 | 12773c648a |
14 | 8881194da |
15 | 4e5d0bc70 |
hex | 2f59a3538 |
12710458680 has 64 divisors (see below), whose sum is σ = 40374404640. Its totient is φ = 3190075392.
The previous prime is 12710458637. The next prime is 12710458687. The reversal of 12710458680 is 8685401721.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12710458687) 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, 3113269 + ... + 3117348.
Almost surely, 212710458680 is an apocalyptic number.
12710458680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12710458680 is an abundant number, since it is smaller than the sum of its proper divisors (27663945960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12710458680 is a wasteful number, since it uses less digits than its factorization.
12710458680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6230648 (or 6230644 counting only the distinct ones).
The product of its (nonzero) digits is 107520, while the sum is 42.
The spelling of 12710458680 in words is "twelve billion, seven hundred ten million, four hundred fifty-eight thousand, six hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •