Base | Representation |
---|---|
bin | 10101001001010110… |
… | …011010010001001011 |
3 | 2011121101022021012221 |
4 | 111021112122101023 |
5 | 333000043314021 |
6 | 14233012314511 |
7 | 1432443060301 |
oct | 251126322113 |
9 | 64541267187 |
10 | 22705448011 |
11 | 96a16a7174 |
12 | 4498012a37 |
13 | 21ab04b04c |
14 | 1155736271 |
15 | 8cd52a241 |
hex | 54959a44b |
22705448011 has 4 divisors (see below), whose sum is σ = 22789232224. Its totient is φ = 22621663800.
The previous prime is 22705447997. The next prime is 22705448041. The reversal of 22705448011 is 11084450722.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-22705448011 is a prime.
It is a super-2 number, since 2×227054480112 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22705448041) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41891700 + ... + 41892241.
It is an arithmetic number, because the mean of its divisors is an integer number (5697308056).
Almost surely, 222705448011 is an apocalyptic number.
22705448011 is a deficient number, since it is larger than the sum of its proper divisors (83784213).
22705448011 is an equidigital number, since it uses as much as digits as its factorization.
22705448011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 83784212.
The product of its (nonzero) digits is 17920, while the sum is 34.
Adding to 22705448011 its reverse (11084450722), we get a palindrome (33789898733).
The spelling of 22705448011 in words is "twenty-two billion, seven hundred five million, four hundred forty-eight thousand, eleven".
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