Base | Representation |
---|---|
bin | 1001001100100100010101… |
… | …00110001111111100000011 |
3 | 2122121022011211020001220120 |
4 | 10212102022212033330003 |
5 | 10122313232003442011 |
6 | 111002155441111323 |
7 | 4155031365630324 |
oct | 446221246177403 |
9 | 78538154201816 |
10 | 20223031312131 |
11 | 64975a2a6499a |
12 | 2327438328543 |
13 | b3904000634b |
14 | 4dcb2b05c44b |
15 | 2510aa252a06 |
hex | 12648a98ff03 |
20223031312131 has 8 divisors (see below), whose sum is σ = 27211418279760. Its totient is φ = 13358332609632.
The previous prime is 20223031312123. The next prime is 20223031312163. The reversal of 20223031312131 is 13121313032202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20223031312131 - 23 = 20223031312123 is a prime.
It is a super-2 number, since 2×202230313121312 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (20223031312531) 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, 30922065900 + ... + 30922066553.
It is an arithmetic number, because the mean of its divisors is an integer number (3401427284970).
Almost surely, 220223031312131 is an apocalyptic number.
20223031312131 is a deficient number, since it is larger than the sum of its proper divisors (6988386967629).
20223031312131 is a wasteful number, since it uses less digits than its factorization.
20223031312131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61844132565.
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 20223031312131 its reverse (13121313032202), we get a palindrome (33344344344333).
The spelling of 20223031312131 in words is "twenty trillion, two hundred twenty-three billion, thirty-one million, three hundred twelve thousand, one hundred thirty-one".
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