Base | Representation |
---|---|
bin | 10100111000111100… |
… | …011100000110100000 |
3 | 2010220012101102212011 |
4 | 110320330130012200 |
5 | 331414113014240 |
6 | 14145421042304 |
7 | 1422561406456 |
oct | 247074340640 |
9 | 63805342764 |
10 | 22430204320 |
11 | 95702a1547 |
12 | 441b9b6394 |
13 | 216600a564 |
14 | 112ad689d6 |
15 | 8b42ab6ea |
hex | 538f1c1a0 |
22430204320 has 24 divisors (see below), whose sum is σ = 52991358084. Its totient is φ = 8972081664.
The previous prime is 22430204299. The next prime is 22430204327. The reversal of 22430204320 is 2340203422.
It can be written as a sum of positive squares in 2 ways, for example, as 22424463504 + 5740816 = 149748^2 + 2396^2 .
It is a super-2 number, since 2×224302043202 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 22430204291 and 22430204300.
It is not an unprimeable number, because it can be changed into a prime (22430204327) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70094229 + ... + 70094548.
Almost surely, 222430204320 is an apocalyptic number.
22430204320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22430204320 is an abundant number, since it is smaller than the sum of its proper divisors (30561153764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22430204320 is a wasteful number, since it uses less digits than its factorization.
22430204320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 140188792 (or 140188784 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 22.
Adding to 22430204320 its reverse (2340203422), we get a palindrome (24770407742).
The spelling of 22430204320 in words is "twenty-two billion, four hundred thirty million, two hundred four thousand, three hundred twenty".
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