Base | Representation |
---|---|
bin | 1010011110010010100110… |
… | …10111100000011011010100 |
3 | 10000112202001220202021111220 |
4 | 11033021103113200123110 |
5 | 11004320003401442322 |
6 | 120552145040330340 |
7 | 4564635660051603 |
oct | 517112327403324 |
9 | 100482056667456 |
10 | 23031013312212 |
11 | 737a441663254 |
12 | 26bb6939139b0 |
13 | cb0a7a0c7249 |
14 | 5989c7db3a3a |
15 | 29e15216455c |
hex | 14f2535e06d4 |
23031013312212 has 48 divisors (see below), whose sum is σ = 54534981188352. Its totient is φ = 7563528161280.
The previous prime is 23031013312007. The next prime is 23031013312253. The reversal of 23031013312212 is 21221331013032.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13631773 + ... + 15227844.
It is an arithmetic number, because the mean of its divisors is an integer number (1136145441424).
Almost surely, 223031013312212 is an apocalyptic number.
It is an amenable number.
23031013312212 is an abundant number, since it is smaller than the sum of its proper divisors (31503967876140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23031013312212 is a wasteful number, since it uses less digits than its factorization.
23031013312212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28860608 (or 28860606 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 23031013312212 its reverse (21221331013032), we get a palindrome (44252344325244).
The spelling of 23031013312212 in words is "twenty-three trillion, thirty-one billion, thirteen million, three hundred twelve thousand, two hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •