Base | Representation |
---|---|
bin | 1001001001100100101000… |
… | …01100111011000110001110 |
3 | 2122020110112021200210211010 |
4 | 10210302110030323012032 |
5 | 10114121442441331342 |
6 | 110443015153310050 |
7 | 4144426106441355 |
oct | 444622414730616 |
9 | 78213467623733 |
10 | 20120113230222 |
11 | 645798a42a755 |
12 | 230b4b5265326 |
13 | b2c41aa94825 |
14 | 4d7b6663a99c |
15 | 24d584c5629c |
hex | 124c9433b18e |
20120113230222 has 128 divisors (see below), whose sum is σ = 43869046763520. Its totient is φ = 6128060843520.
The previous prime is 20120113230211. The next prime is 20120113230247. The reversal of 20120113230222 is 22203231102102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1604596429 + ... + 1604608967.
It is an arithmetic number, because the mean of its divisors is an integer number (342726927840).
Almost surely, 220120113230222 is an apocalyptic number.
20120113230222 is an abundant number, since it is smaller than the sum of its proper divisors (23748933533298).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20120113230222 is a wasteful number, since it uses less digits than its factorization.
20120113230222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16006.
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 20120113230222 its reverse (22203231102102), we get a palindrome (42323344332324).
The spelling of 20120113230222 in words is "twenty trillion, one hundred twenty billion, one hundred thirteen million, two hundred thirty thousand, two hundred twenty-two".
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