Base | Representation |
---|---|
bin | 10100110111011010… |
… | …001010100001110000 |
3 | 2010211101220120220110 |
4 | 110313122022201300 |
5 | 331341014122344 |
6 | 14143100541320 |
7 | 1422126421353 |
oct | 246732124160 |
9 | 63741816813 |
10 | 22404442224 |
11 | 95577a605a |
12 | 4413251840 |
13 | 216088a508 |
14 | 112778029a |
15 | 8b1dbd3b9 |
hex | 53768a870 |
22404442224 has 40 divisors (see below), whose sum is σ = 57885636352. Its totient is φ = 7467180480.
The previous prime is 22404442223. The next prime is 22404442283. The reversal of 22404442224 is 42224440422.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 22404442191 and 22404442200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22404442223) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 410697 + ... + 462039.
Almost surely, 222404442224 is an apocalyptic number.
22404442224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
22404442224 is an abundant number, since it is smaller than the sum of its proper divisors (35481194128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22404442224 is a wasteful number, since it uses less digits than its factorization.
22404442224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60445 (or 60439 counting only the distinct ones).
The product of its (nonzero) digits is 32768, while the sum is 30.
Adding to 22404442224 its reverse (42224440422), we get a palindrome (64628882646).
The spelling of 22404442224 in words is "twenty-two billion, four hundred four million, four hundred forty-two thousand, two hundred twenty-four".
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