Base | Representation |
---|---|
bin | 10100101101000110… |
… | …001011100010010001 |
3 | 2010101100100201112221 |
4 | 110231012023202101 |
5 | 331012221300223 |
6 | 14114000421041 |
7 | 1414626022360 |
oct | 245506134221 |
9 | 63340321487 |
10 | 22231431313 |
11 | 9479077433 |
12 | 4385317781 |
13 | 2133a928b0 |
14 | 110c7c57d7 |
15 | 8a1ae5b5d |
hex | 52d18b891 |
22231431313 has 16 divisors (see below), whose sum is σ = 27545414400. Its totient is φ = 17471641536.
The previous prime is 22231431311. The next prime is 22231431331. The reversal of 22231431313 is 31313413222.
It is a cyclic number.
It is not a de Polignac number, because 22231431313 - 21 = 22231431311 is a prime.
It is not an unprimeable number, because it can be changed into a prime (22231431311) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 806245 + ... + 833362.
It is an arithmetic number, because the mean of its divisors is an integer number (1721588400).
Almost surely, 222231431313 is an apocalyptic number.
It is an amenable number.
22231431313 is a deficient number, since it is larger than the sum of its proper divisors (5313983087).
22231431313 is a wasteful number, since it uses less digits than its factorization.
22231431313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1639776.
The product of its digits is 2592, while the sum is 25.
Adding to 22231431313 its reverse (31313413222), we get a palindrome (53544844535).
The spelling of 22231431313 in words is "twenty-two billion, two hundred thirty-one million, four hundred thirty-one thousand, three hundred thirteen".
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