Base | Representation |
---|---|
bin | 10100100000000001… |
… | …100010110101111001 |
3 | 2002211001200011100122 |
4 | 110200001202311321 |
5 | 330040100042444 |
6 | 14040123543025 |
7 | 1406323603241 |
oct | 244001426571 |
9 | 62731604318 |
10 | 22012112249 |
11 | 9376299806 |
12 | 432398aa75 |
13 | 20ca5030ba |
14 | 10cb614b21 |
15 | 88c7224ee |
hex | 520062d79 |
22012112249 has 2 divisors, whose sum is σ = 22012112250. Its totient is φ = 22012112248.
The previous prime is 22012112209. The next prime is 22012112273. The reversal of 22012112249 is 94221121022.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 11673289849 + 10338822400 = 108043^2 + 101680^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-22012112249 is a prime.
It is not a weakly prime, because it can be changed into another prime (22012112209) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11006056124 + 11006056125.
It is an arithmetic number, because the mean of its divisors is an integer number (11006056125).
Almost surely, 222012112249 is an apocalyptic number.
It is an amenable number.
22012112249 is a deficient number, since it is larger than the sum of its proper divisors (1).
22012112249 is an equidigital number, since it uses as much as digits as its factorization.
22012112249 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1152, while the sum is 26.
The spelling of 22012112249 in words is "twenty-two billion, twelve million, one hundred twelve thousand, two hundred forty-nine".
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