Base | Representation |
---|---|
bin | 11000000101100101… |
… | …01101111000100011 |
3 | 1020101020101001001202 |
4 | 30002302231320203 |
5 | 202441012021314 |
6 | 5535112151415 |
7 | 635314034204 |
oct | 140262557043 |
9 | 36336331052 |
10 | 12931751459 |
11 | 5536700300 |
12 | 260a99856b |
13 | 12b11c7453 |
14 | 8a96815ab |
15 | 50a4700de |
hex | 302cade23 |
12931751459 has 6 divisors (see below), whose sum is σ = 14214239340. Its totient is φ = 11756137580.
The previous prime is 12931751431. The next prime is 12931751461. The reversal of 12931751459 is 95415713921.
It is a happy number.
It is not a de Polignac number, because 12931751459 - 212 = 12931747363 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12931751419) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 53436869 + ... + 53437110.
It is an arithmetic number, because the mean of its divisors is an integer number (2369039890).
Almost surely, 212931751459 is an apocalyptic number.
12931751459 is a deficient number, since it is larger than the sum of its proper divisors (1282487881).
12931751459 is a wasteful number, since it uses less digits than its factorization.
12931751459 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106874001 (or 106873990 counting only the distinct ones).
The product of its digits is 340200, while the sum is 47.
The spelling of 12931751459 in words is "twelve billion, nine hundred thirty-one million, seven hundred fifty-one thousand, four hundred fifty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.116 sec. • engine limits •