Base | Representation |
---|---|
bin | 10100100110101000… |
… | …111011100010101011 |
3 | 2010002210111221101100 |
4 | 110212220323202223 |
5 | 330302003202311 |
6 | 14055130452443 |
7 | 1412142151533 |
oct | 244650734253 |
9 | 63083457340 |
10 | 22123100331 |
11 | 9422a057a2 |
12 | 4354b94123 |
13 | 21174c3117 |
14 | 10dc2664c3 |
15 | 897347a56 |
hex | 526a3b8ab |
22123100331 has 24 divisors (see below), whose sum is σ = 33841111824. Its totient is φ = 13878789120.
The previous prime is 22123100327. The next prime is 22123100437. The reversal of 22123100331 is 13300132122.
22123100331 is a `hidden beast` number, since 2 + 21 + 2 + 310 + 0 + 331 = 666.
It is not a de Polignac number, because 22123100331 - 22 = 22123100327 is a prime.
It is a super-2 number, since 2×221231003312 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (22123104331) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1449120 + ... + 1464306.
It is an arithmetic number, because the mean of its divisors is an integer number (1410046326).
Almost surely, 222123100331 is an apocalyptic number.
22123100331 is a deficient number, since it is larger than the sum of its proper divisors (11718011493).
22123100331 is a wasteful number, since it uses less digits than its factorization.
22123100331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24731 (or 24728 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 22123100331 its reverse (13300132122), we get a palindrome (35423232453).
The spelling of 22123100331 in words is "twenty-two billion, one hundred twenty-three million, one hundred thousand, three hundred thirty-one".
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