Base | Representation |
---|---|
bin | 10010110101010101… |
… | …101100011010001000 |
3 | 1221012022200211111222 |
4 | 102311111230122020 |
5 | 312403342412300 |
6 | 13142344341212 |
7 | 1314061065122 |
oct | 226525543210 |
9 | 57168624458 |
10 | 20222232200 |
11 | 8637a173a5 |
12 | 3b04474808 |
13 | 1ba3747391 |
14 | d9ba14212 |
15 | 7d5517785 |
hex | 4b556c688 |
20222232200 has 48 divisors (see below), whose sum is σ = 47029774500. Its totient is φ = 8086641920.
The previous prime is 20222232197. The next prime is 20222232223. The reversal of 20222232200 is 223222202.
It can be written as a sum of positive squares in 6 ways, for example, as 9124452484 + 11097779716 = 95522^2 + 105346^2 .
It is a super-3 number, since 3×202222322003 (a number of 32 digits) contains 333 as substring.
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, 833846 + ... + 857754.
Almost surely, 220222232200 is an apocalyptic number.
20222232200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20222232200 is an abundant number, since it is smaller than the sum of its proper divisors (26807542300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20222232200 is a wasteful number, since it uses less digits than its factorization.
20222232200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28154 (or 28145 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 17.
Adding to 20222232200 its reverse (223222202), we get a palindrome (20445454402).
The spelling of 20222232200 in words is "twenty billion, two hundred twenty-two million, two hundred thirty-two thousand, two hundred".
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