Base | Representation |
---|---|
bin | 10110110111000000… |
… | …00010111001010000 |
3 | 1011200021221220022001 |
4 | 23123200002321100 |
5 | 200113232422420 |
6 | 5345443123344 |
7 | 613060625425 |
oct | 133340027120 |
9 | 34607856261 |
10 | 12272545360 |
11 | 5228593a79 |
12 | 2466073554 |
13 | 120776c07a |
14 | 845cc5d4c |
15 | 4bc659b0a |
hex | 2db802e50 |
12272545360 has 80 divisors (see below), whose sum is σ = 31004444160. Its totient is φ = 4500610560.
The previous prime is 12272545357. The next prime is 12272545393. The reversal of 12272545360 is 6354527221.
It is a tau number, because it is divible by the number of its divisors (80).
It is a super-2 number, since 2×122725453602 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83107 + ... + 177346.
It is an arithmetic number, because the mean of its divisors is an integer number (387555552).
Almost surely, 212272545360 is an apocalyptic number.
12272545360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12272545360 is an abundant number, since it is smaller than the sum of its proper divisors (18731898800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12272545360 is a wasteful number, since it uses less digits than its factorization.
12272545360 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 260516 (or 260510 counting only the distinct ones).
The product of its (nonzero) digits is 100800, while the sum is 37.
The spelling of 12272545360 in words is "twelve billion, two hundred seventy-two million, five hundred forty-five thousand, three hundred sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •