Base | Representation |
---|---|
bin | 1010111100010100001010… |
… | …0100101100100110100110 |
3 | 1120121011221101202211001112 |
4 | 2233011002210230212212 |
5 | 3034110120444442410 |
6 | 41331040125025022 |
7 | 2351143222201112 |
oct | 257050244544646 |
9 | 46534841684045 |
10 | 12031320312230 |
11 | 39194aa729a6a |
12 | 14239009b5172 |
13 | 69371948220b |
14 | 2d8467514742 |
15 | 15ce678ed105 |
hex | af14292c9a6 |
12031320312230 has 8 divisors (see below), whose sum is σ = 21656376562032. Its totient is φ = 4812528124888.
The previous prime is 12031320312227. The next prime is 12031320312239. The reversal of 12031320312230 is 3221302313021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 12031320312196 and 12031320312205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12031320312239) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 601566015602 + ... + 601566015621.
It is an arithmetic number, because the mean of its divisors is an integer number (2707047070254).
Almost surely, 212031320312230 is an apocalyptic number.
12031320312230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12031320312230 is a deficient number, since it is larger than the sum of its proper divisors (9625056249802).
12031320312230 is a wasteful number, since it uses less digits than its factorization.
12031320312230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1203132031230.
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 12031320312230 its reverse (3221302313021), we get a palindrome (15252622625251).
The spelling of 12031320312230 in words is "twelve trillion, thirty-one billion, three hundred twenty million, three hundred twelve thousand, two hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •