Base | Representation |
---|---|
bin | 10110110010011101… |
… | …01011110101011111 |
3 | 1011120122020221121120 |
4 | 23121032223311133 |
5 | 200024004040111 |
6 | 5342002302023 |
7 | 612116011242 |
oct | 133116536537 |
9 | 34518227546 |
10 | 12234440031 |
11 | 5209027970 |
12 | 2455357913 |
13 | 11cc8b9a38 |
14 | 840c07259 |
15 | 4b912e406 |
hex | 2d93abd5f |
12234440031 has 16 divisors (see below), whose sum is σ = 18842347008. Its totient is φ = 6978646400.
The previous prime is 12234440011. The next prime is 12234440041. The reversal of 12234440031 is 13004443221.
It is not a de Polignac number, because 12234440031 - 25 = 12234439999 is a prime.
It is a super-2 number, since 2×122344400312 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12234439983 and 12234440010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12234440011) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10903575 + ... + 10904696.
It is an arithmetic number, because the mean of its divisors is an integer number (1177646688).
Almost surely, 212234440031 is an apocalyptic number.
12234440031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
12234440031 is a deficient number, since it is larger than the sum of its proper divisors (6607906977).
12234440031 is a wasteful number, since it uses less digits than its factorization.
12234440031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21808302.
The product of its (nonzero) digits is 2304, while the sum is 24.
Adding to 12234440031 its reverse (13004443221), we get a palindrome (25238883252).
The spelling of 12234440031 in words is "twelve billion, two hundred thirty-four million, four hundred forty thousand, thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •