Base | Representation |
---|---|
bin | 1010111011001100100100… |
… | …1000111110000001000011 |
3 | 1120112100100010020212120002 |
4 | 2232303021020332001003 |
5 | 3033301241400144303 |
6 | 41314141202110215 |
7 | 2346563053642220 |
oct | 256631110760103 |
9 | 46470303225502 |
10 | 12012103131203 |
11 | 391133907647a |
12 | 142003904b36b |
13 | 691976023196 |
14 | 2d75631a4947 |
15 | 15c6e0763788 |
hex | aecc923e043 |
12012103131203 has 8 divisors (see below), whose sum is σ = 13728472841472. Its totient is φ = 10295822165256.
The previous prime is 12012103131157. The next prime is 12012103131247. The reversal of 12012103131203 is 30213130121021.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12012103131203 - 26 = 12012103131139 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12012103131253) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21895775 + ... + 22437672.
It is an arithmetic number, because the mean of its divisors is an integer number (1716059105184).
Almost surely, 212012103131203 is an apocalyptic number.
12012103131203 is a deficient number, since it is larger than the sum of its proper divisors (1716369710269).
12012103131203 is an equidigital number, since it uses as much as digits as its factorization.
12012103131203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44372161.
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 12012103131203 its reverse (30213130121021), we get a palindrome (42225233252224).
The spelling of 12012103131203 in words is "twelve trillion, twelve billion, one hundred three million, one hundred thirty-one thousand, two hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •