Base | Representation |
---|---|
bin | 10100101100100010… |
… | …101010100001000011 |
3 | 2010100200211201020112 |
4 | 110230202222201003 |
5 | 331002330333102 |
6 | 14113025101535 |
7 | 1414453624601 |
oct | 245442524103 |
9 | 63320751215 |
10 | 22222121027 |
11 | 9473898487 |
12 | 43821878ab |
13 | 2131b82c52 |
14 | 110b480871 |
15 | 8a0da7252 |
hex | 52c8aa843 |
22222121027 has 2 divisors, whose sum is σ = 22222121028. Its totient is φ = 22222121026.
The previous prime is 22222120997. The next prime is 22222121057. The reversal of 22222121027 is 72012122222.
It is a happy number.
It is a balanced prime because it is at equal distance from previous prime (22222120997) and next prime (22222121057).
It is a cyclic number.
It is not a de Polignac number, because 22222121027 - 28 = 22222120771 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 22222120993 and 22222121011.
It is not a weakly prime, because it can be changed into another prime (22222121057) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11111060513 + 11111060514.
It is an arithmetic number, because the mean of its divisors is an integer number (11111060514).
Almost surely, 222222121027 is an apocalyptic number.
22222121027 is a deficient number, since it is larger than the sum of its proper divisors (1).
22222121027 is an equidigital number, since it uses as much as digits as its factorization.
22222121027 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 896, while the sum is 23.
Adding to 22222121027 its reverse (72012122222), we get a palindrome (94234243249).
The spelling of 22222121027 in words is "twenty-two billion, two hundred twenty-two million, one hundred twenty-one thousand, twenty-seven".
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