Base | Representation |
---|---|
bin | 10010101000101100… |
… | …001000101001011011 |
3 | 1220122112100220001221 |
4 | 102220230020221123 |
5 | 311440030324402 |
6 | 13105323552511 |
7 | 1305603201103 |
oct | 225054105133 |
9 | 56575326057 |
10 | 20010011227 |
11 | 8539147668 |
12 | 3a6538b737 |
13 | 1b6b7a163b |
14 | d7b770203 |
15 | 7c1a97337 |
hex | 4a8b08a5b |
20010011227 has 2 divisors, whose sum is σ = 20010011228. Its totient is φ = 20010011226.
The previous prime is 20010011221. The next prime is 20010011233. The reversal of 20010011227 is 72211001002.
It is a balanced prime because it is at equal distance from previous prime (20010011221) and next prime (20010011233).
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20010011227 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 20010011227.
It is not a weakly prime, because it can be changed into another prime (20010011221) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10005005613 + 10005005614.
It is an arithmetic number, because the mean of its divisors is an integer number (10005005614).
Almost surely, 220010011227 is an apocalyptic number.
20010011227 is a deficient number, since it is larger than the sum of its proper divisors (1).
20010011227 is an equidigital number, since it uses as much as digits as its factorization.
20010011227 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 56, while the sum is 16.
Adding to 20010011227 its reverse (72211001002), we get a palindrome (92221012229).
The spelling of 20010011227 in words is "twenty billion, ten million, eleven thousand, two hundred twenty-seven".
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