Base | Representation |
---|---|
bin | 10010111011010011… |
… | …000011001001101111 |
3 | 1221110021210211121102 |
4 | 102323103003021233 |
5 | 313104440432343 |
6 | 13200315153315 |
7 | 1316413603661 |
oct | 227323031157 |
9 | 57407724542 |
10 | 20322202223 |
11 | 8689398354 |
12 | 3b31a4583b |
13 | 1bbb37a33b |
14 | daadd8531 |
15 | 7de1b33b8 |
hex | 4bb4c326f |
20322202223 has 4 divisors (see below), whose sum is σ = 20523412248. Its totient is φ = 20120992200.
The previous prime is 20322202193. The next prime is 20322202247. The reversal of 20322202223 is 32220222302.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 20322202223 - 28 = 20322201967 is a prime.
It is a super-2 number, since 2×203222022232 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20322202195 and 20322202204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20322202123) 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, 100604861 + ... + 100605062.
It is an arithmetic number, because the mean of its divisors is an integer number (5130853062).
Almost surely, 220322202223 is an apocalyptic number.
20322202223 is a deficient number, since it is larger than the sum of its proper divisors (201210025).
20322202223 is a wasteful number, since it uses less digits than its factorization.
20322202223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 201210024.
The product of its (nonzero) digits is 1152, while the sum is 20.
Adding to 20322202223 its reverse (32220222302), we get a palindrome (52542424525).
The spelling of 20322202223 in words is "twenty billion, three hundred twenty-two million, two hundred two thousand, two hundred twenty-three".
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