Base | Representation |
---|---|
bin | 10100101100011110… |
… | …100000001010010101 |
3 | 2010100121210021200111 |
4 | 110230132200022111 |
5 | 331002040430122 |
6 | 14112545443021 |
7 | 1414441432063 |
oct | 245436401225 |
9 | 63317707614 |
10 | 22221030037 |
11 | 9473212838 |
12 | 4381940471 |
13 | 21318904ab |
14 | 110b279033 |
15 | 8a0c3dd77 |
hex | 52c7a0295 |
22221030037 has 2 divisors, whose sum is σ = 22221030038. Its totient is φ = 22221030036.
The previous prime is 22221029959. The next prime is 22221030047. The reversal of 22221030037 is 73003012222.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 22020779236 + 200250801 = 148394^2 + 14151^2 .
It is a cyclic number.
It is not a de Polignac number, because 22221030037 - 211 = 22221027989 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (22221030047) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11110515018 + 11110515019.
It is an arithmetic number, because the mean of its divisors is an integer number (11110515019).
Almost surely, 222221030037 is an apocalyptic number.
It is an amenable number.
22221030037 is a deficient number, since it is larger than the sum of its proper divisors (1).
22221030037 is an equidigital number, since it uses as much as digits as its factorization.
22221030037 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1008, while the sum is 22.
Adding to 22221030037 its reverse (73003012222), we get a palindrome (95224042259).
The spelling of 22221030037 in words is "twenty-two billion, two hundred twenty-one million, thirty thousand, thirty-seven".
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