Base | Representation |
---|---|
bin | 10010111010110101… |
… | …011101110101101100 |
3 | 1221102202012211201210 |
4 | 102322311131311230 |
5 | 313100444302322 |
6 | 13155441034420 |
7 | 1316260644423 |
oct | 227265356554 |
9 | 57382184653 |
10 | 20314447212 |
11 | 8684a80954 |
12 | 3b2b325a10 |
13 | 1bb9893587 |
14 | da9d7a2ba |
15 | 7dd68070c |
hex | 4bad5dd6c |
20314447212 has 24 divisors (see below), whose sum is σ = 47451980800. Its totient is φ = 6764110416.
The previous prime is 20314447187. The next prime is 20314447247. The reversal of 20314447212 is 21274441302.
It is a self number, because there is not a number n which added to its sum of digits gives 20314447212.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 910012 + ... + 932067.
Almost surely, 220314447212 is an apocalyptic number.
It is an amenable number.
20314447212 is an abundant number, since it is smaller than the sum of its proper divisors (27137533588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20314447212 is a wasteful number, since it uses less digits than its factorization.
20314447212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1843005 (or 1843003 counting only the distinct ones).
The product of its (nonzero) digits is 10752, while the sum is 30.
Adding to 20314447212 its reverse (21274441302), we get a palindrome (41588888514).
The spelling of 20314447212 in words is "twenty billion, three hundred fourteen million, four hundred forty-seven thousand, two hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •