Base | Representation |
---|---|
bin | 1100000001101101001110… |
… | …1101000011100010010111 |
3 | 1201211011001202001122101101 |
4 | 3000123103231003202113 |
5 | 3213123122023000011 |
6 | 44042435120210531 |
7 | 2533235460064330 |
oct | 300332355034227 |
9 | 51734052048341 |
10 | 13223461140631 |
11 | 4239047096115 |
12 | 1596966469a47 |
13 | 74bc75764211 |
14 | 33a039d53287 |
15 | 17de8c65a2c1 |
hex | c06d3b43897 |
13223461140631 has 32 divisors (see below), whose sum is σ = 15687159054336. Its totient is φ = 10907545536000.
The previous prime is 13223461140629. The next prime is 13223461140653. The reversal of 13223461140631 is 13604116432231.
It is a cyclic number.
It is not a de Polignac number, because 13223461140631 - 21 = 13223461140629 is a prime.
It is a super-2 number, since 2×132234611406312 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13223461140671) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122338971 + ... + 122447011.
It is an arithmetic number, because the mean of its divisors is an integer number (490223720448).
Almost surely, 213223461140631 is an apocalyptic number.
13223461140631 is a deficient number, since it is larger than the sum of its proper divisors (2463697913705).
13223461140631 is a wasteful number, since it uses less digits than its factorization.
13223461140631 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 111223.
The product of its (nonzero) digits is 62208, while the sum is 37.
Adding to 13223461140631 its reverse (13604116432231), we get a palindrome (26827577572862).
The spelling of 13223461140631 in words is "thirteen trillion, two hundred twenty-three billion, four hundred sixty-one million, one hundred forty thousand, six hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •