Base | Representation |
---|---|
bin | 10100100000101011… |
… | …110110100110010111 |
3 | 2002211211112122022110 |
4 | 110200223312212113 |
5 | 330100420000343 |
6 | 14041201402103 |
7 | 1406520065400 |
oct | 244053664627 |
9 | 62754478273 |
10 | 22023203223 |
11 | 93815845aa |
12 | 4327639333 |
13 | 20cc8b73c8 |
14 | 10ccca09a7 |
15 | 88d6b3833 |
hex | 520af6997 |
22023203223 has 48 divisors (see below), whose sum is σ = 34493153280. Its totient is φ = 12461770944.
The previous prime is 22023203219. The next prime is 22023203243. The reversal of 22023203223 is 32230232022.
It is not a de Polignac number, because 22023203223 - 22 = 22023203219 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a self number, because there is not a number n which added to its sum of digits gives 22023203223.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22023203243) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15475890 + ... + 15477312.
It is an arithmetic number, because the mean of its divisors is an integer number (718607360).
Almost surely, 222023203223 is an apocalyptic number.
22023203223 is a deficient number, since it is larger than the sum of its proper divisors (12469950057).
22023203223 is a wasteful number, since it uses less digits than its factorization.
22023203223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2396 (or 2389 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 21.
Adding to 22023203223 its reverse (32230232022), we get a palindrome (54253435245).
The spelling of 22023203223 in words is "twenty-two billion, twenty-three million, two hundred three thousand, two hundred twenty-three".
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