Base | Representation |
---|---|
bin | 10100011111111010… |
… | …010000110001010111 |
3 | 2002210221002011122222 |
4 | 110133322100301113 |
5 | 330034103000343 |
6 | 14040015012555 |
7 | 1406301432461 |
oct | 243772206127 |
9 | 62727064588 |
10 | 22010203223 |
11 | 93752054a8 |
12 | 432320a15b |
13 | 20c9cb51b8 |
14 | 10cb279131 |
15 | 88c496a68 |
hex | 51fe90c57 |
22010203223 has 4 divisors (see below), whose sum is σ = 22012990560. Its totient is φ = 22007415888.
The previous prime is 22010203219. The next prime is 22010203247. The reversal of 22010203223 is 32230201022.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32230201022 = 2 ⋅16115100511.
It is a cyclic number.
It is not a de Polignac number, because 22010203223 - 22 = 22010203219 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22010203253) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1381790 + ... + 1397627.
It is an arithmetic number, because the mean of its divisors is an integer number (5503247640).
Almost surely, 222010203223 is an apocalyptic number.
22010203223 is a deficient number, since it is larger than the sum of its proper divisors (2787337).
22010203223 is an equidigital number, since it uses as much as digits as its factorization.
22010203223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2787336.
The product of its (nonzero) digits is 288, while the sum is 17.
Adding to 22010203223 its reverse (32230201022), we get a palindrome (54240404245).
The spelling of 22010203223 in words is "twenty-two billion, ten million, two hundred three thousand, two hundred twenty-three".
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