Base | Representation |
---|---|
bin | 10100101100100111… |
… | …001010011010010000 |
3 | 2010100210001121211002 |
4 | 110230213022122100 |
5 | 331003131101430 |
6 | 14113110241132 |
7 | 1414466635541 |
oct | 245447123220 |
9 | 63323047732 |
10 | 22223300240 |
11 | 9474523439 |
12 | 43826561a8 |
13 | 21321a68cb |
14 | 110b6aa4c8 |
15 | 8a103b845 |
hex | 52c9ca690 |
22223300240 has 40 divisors (see below), whose sum is σ = 51736506360. Its totient is φ = 8877735936.
The previous prime is 22223300219. The next prime is 22223300251. The reversal of 22223300240 is 4200332222.
It can be written as a sum of positive squares in 4 ways, for example, as 8131710976 + 14091589264 = 90176^2 + 118708^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (20).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119099 + ... + 242138.
It is an arithmetic number, because the mean of its divisors is an integer number (1293412659).
Almost surely, 222223300240 is an apocalyptic number.
22223300240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22223300240 is an abundant number, since it is smaller than the sum of its proper divisors (29513206120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22223300240 is a wasteful number, since it uses less digits than its factorization.
22223300240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 362019 (or 362013 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 20.
Adding to 22223300240 its reverse (4200332222), we get a palindrome (26423632462).
The spelling of 22223300240 in words is "twenty-two billion, two hundred twenty-three million, three hundred thousand, two hundred forty".
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