Base | Representation |
---|---|
bin | 1000010011010110… |
… | …1100100000001011 |
3 | 12202022122002100002 |
4 | 2010311230200023 |
5 | 14031014342202 |
6 | 1005052033215 |
7 | 106141240406 |
oct | 20465544013 |
9 | 5668562302 |
10 | 2228668427 |
11 | a44030637 |
12 | 52246280b |
13 | 29695b51b |
14 | 171dc0d3d |
15 | d09d1302 |
hex | 84d6c80b |
2228668427 has 2 divisors, whose sum is σ = 2228668428. Its totient is φ = 2228668426.
The previous prime is 2228668423. The next prime is 2228668459. The reversal of 2228668427 is 7248668222.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2228668427 - 22 = 2228668423 is a prime.
It is not a weakly prime, because it can be changed into another prime (2228668423) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1114334213 + 1114334214.
It is an arithmetic number, because the mean of its divisors is an integer number (1114334214).
Almost surely, 22228668427 is an apocalyptic number.
2228668427 is a deficient number, since it is larger than the sum of its proper divisors (1).
2228668427 is an equidigital number, since it uses as much as digits as its factorization.
2228668427 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1032192, while the sum is 47.
The square root of 2228668427 is about 47208.7748940809. The cubic root of 2228668427 is about 1306.2164642016.
The spelling of 2228668427 in words is "two billion, two hundred twenty-eight million, six hundred sixty-eight thousand, four hundred twenty-seven".
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