Base | Representation |
---|---|
bin | 10100100001000101… |
… | …111001100111011000 |
3 | 2002212022101112200221 |
4 | 110201011321213120 |
5 | 330104142000240 |
6 | 14042004005424 |
7 | 1406632114363 |
oct | 244105714730 |
9 | 62768345627 |
10 | 22030031320 |
11 | 9385418660 |
12 | 4329990874 |
13 | 21011382bb |
14 | 10cdb5b0da |
15 | 88e0b1a4a |
hex | 5211799d8 |
22030031320 has 64 divisors (see below), whose sum is σ = 54354097440. Its totient is φ = 7969382400.
The previous prime is 22030031273. The next prime is 22030031437. The reversal of 22030031320 is 2313003022.
It is a junction number, because it is equal to n+sod(n) for n = 22030031294 and 22030031303.
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, 44791 + ... + 214630.
Almost surely, 222030031320 is an apocalyptic number.
22030031320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22030031320 is an abundant number, since it is smaller than the sum of its proper divisors (32324066120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22030031320 is a wasteful number, since it uses less digits than its factorization.
22030031320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 259636 (or 259632 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 16.
Adding to 22030031320 its reverse (2313003022), we get a palindrome (24343034342).
The spelling of 22030031320 in words is "twenty-two billion, thirty million, thirty-one thousand, three hundred twenty".
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