Base | Representation |
---|---|
bin | 10111001111111010… |
… | …10110011111011100 |
3 | 1012012212020122210110 |
4 | 23213331112133130 |
5 | 201030234220041 |
6 | 5422311010020 |
7 | 621206314263 |
oct | 134775263734 |
9 | 35185218713 |
10 | 12481554396 |
11 | 532556a613 |
12 | 2504069910 |
13 | 123bb5bb5c |
14 | 8659715da |
15 | 4d0b93516 |
hex | 2e7f567dc |
12481554396 has 48 divisors (see below), whose sum is σ = 30640327200. Its totient is φ = 3949332480.
The previous prime is 12481554373. The next prime is 12481554409. The reversal of 12481554396 is 69345518421.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 324621 + ... + 361028.
It is an arithmetic number, because the mean of its divisors is an integer number (638340150).
Almost surely, 212481554396 is an apocalyptic number.
It is an amenable number.
12481554396 is an abundant number, since it is smaller than the sum of its proper divisors (18158772804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12481554396 is a wasteful number, since it uses less digits than its factorization.
12481554396 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 685734 (or 685732 counting only the distinct ones).
The product of its digits is 1036800, while the sum is 48.
The spelling of 12481554396 in words is "twelve billion, four hundred eighty-one million, five hundred fifty-four thousand, three hundred ninety-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •