Base | Representation |
---|---|
bin | 1010000000111001010100… |
… | …00001010001011011110100 |
3 | 2212222012001111211220102001 |
4 | 11000130222001101123310 |
5 | 10341243003042200340 |
6 | 114500150411225044 |
7 | 4431651652116454 |
oct | 500345201213364 |
9 | 85865044756361 |
10 | 22021002303220 |
11 | 7020066794108 |
12 | 2577999148184 |
13 | c39757a8835b |
14 | 561b7217dd64 |
15 | 282c3bab829a |
hex | 14072a0516f4 |
22021002303220 has 48 divisors (see below), whose sum is σ = 48972405565440. Its totient is φ = 8288895158784.
The previous prime is 22021002303187. The next prime is 22021002303239. The reversal of 22021002303220 is 2230320012022.
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, 3260304 + ... + 7394023.
It is an arithmetic number, because the mean of its divisors is an integer number (1020258449280).
Almost surely, 222021002303220 is an apocalyptic number.
22021002303220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22021002303220 is an abundant number, since it is smaller than the sum of its proper divisors (26951403262220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22021002303220 is a wasteful number, since it uses less digits than its factorization.
22021002303220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10660432 (or 10660430 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 19.
Adding to 22021002303220 its reverse (2230320012022), we get a palindrome (24251322315242).
The spelling of 22021002303220 in words is "twenty-two trillion, twenty-one billion, two million, three hundred three thousand, two hundred twenty".
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