Base | Representation |
---|---|
bin | 1010000000111001101101… |
… | …00001100111100010011001 |
3 | 2212222012121010122010202202 |
4 | 11000130312201213202121 |
5 | 10341243420244441303 |
6 | 114500223304135545 |
7 | 4431660110334131 |
oct | 500346641474231 |
9 | 85865533563682 |
10 | 22021212108953 |
11 | 7020164164282 |
12 | 2577a374675b5 |
13 | c3978c396965 |
14 | 561b91d95ac1 |
15 | 282c5020cc88 |
hex | 140736867899 |
22021212108953 has 2 divisors, whose sum is σ = 22021212108954. Its totient is φ = 22021212108952.
The previous prime is 22021212108937. The next prime is 22021212108979. The reversal of 22021212108953 is 35980121212022.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 17901724867849 + 4119487241104 = 4231043^2 + 2029652^2 .
It is a cyclic number.
It is not a de Polignac number, because 22021212108953 - 24 = 22021212108937 is a prime.
It is not a weakly prime, because it can be changed into another prime (22021212108253) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11010606054476 + 11010606054477.
It is an arithmetic number, because the mean of its divisors is an integer number (11010606054477).
Almost surely, 222021212108953 is an apocalyptic number.
It is an amenable number.
22021212108953 is a deficient number, since it is larger than the sum of its proper divisors (1).
22021212108953 is an equidigital number, since it uses as much as digits as its factorization.
22021212108953 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 34560, while the sum is 38.
The spelling of 22021212108953 in words is "twenty-two trillion, twenty-one billion, two hundred twelve million, one hundred eight thousand, nine hundred fifty-three".
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