Base | Representation |
---|---|
bin | 10100100111001110… |
… | …110100010100100111 |
3 | 2010010111012112101111 |
4 | 110213032310110213 |
5 | 330312024012411 |
6 | 14100123405451 |
7 | 1412322445522 |
oct | 244716642447 |
9 | 63114175344 |
10 | 22133032231 |
11 | 9428579782 |
12 | 4358383887 |
13 | 211958c99b |
14 | 10dd6cdbb9 |
15 | 89815a721 |
hex | 5273b4527 |
22133032231 has 2 divisors, whose sum is σ = 22133032232. Its totient is φ = 22133032230.
The previous prime is 22133032217. The next prime is 22133032253. The reversal of 22133032231 is 13223033122.
It is an a-pointer prime, because the next prime (22133032253) can be obtained adding 22133032231 to its sum of digits (22).
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 22133032231 - 227 = 21998814503 is a prime.
It is a super-2 number, since 2×221330322312 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (22133032291) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11066516115 + 11066516116.
It is an arithmetic number, because the mean of its divisors is an integer number (11066516116).
Almost surely, 222133032231 is an apocalyptic number.
22133032231 is a deficient number, since it is larger than the sum of its proper divisors (1).
22133032231 is an equidigital number, since it uses as much as digits as its factorization.
22133032231 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1296, while the sum is 22.
Adding to 22133032231 its reverse (13223033122), we get a palindrome (35356065353).
The spelling of 22133032231 in words is "twenty-two billion, one hundred thirty-three million, thirty-two thousand, two hundred thirty-one".
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