Base | Representation |
---|---|
bin | 1001001011111001110101… |
… | …11111111001010000010000 |
3 | 2122112010022010122020020112 |
4 | 10211330322333321100100 |
5 | 10121430023040134300 |
6 | 110543504201300452 |
7 | 4153263210434363 |
oct | 445747277712020 |
9 | 78463263566215 |
10 | 20200221021200 |
11 | 6488958169790 |
12 | 2322b31194728 |
13 | b36b4633a38c |
14 | 4db9a58340da |
15 | 2506c2917e35 |
hex | 125f3aff9410 |
20200221021200 has 60 divisors (see below), whose sum is σ = 52942942924368. Its totient is φ = 7345534915200.
The previous prime is 20200221021161. The next prime is 20200221021223. The reversal of 20200221021200 is 212012200202.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2295475262 + ... + 2295484061.
Almost surely, 220200221021200 is an apocalyptic number.
20200221021200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20200221021200 is an abundant number, since it is smaller than the sum of its proper divisors (32742721903168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20200221021200 is a wasteful number, since it uses less digits than its factorization.
20200221021200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4590959352 (or 4590959341 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 14.
Adding to 20200221021200 its reverse (212012200202), we get a palindrome (20412233221402).
The spelling of 20200221021200 in words is "twenty trillion, two hundred billion, two hundred twenty-one million, twenty-one thousand, two hundred".
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