Base | Representation |
---|---|
bin | 10100110010011100… |
… | …010000000101111111 |
3 | 2010121121002112022002 |
4 | 110302130100011333 |
5 | 331203200300411 |
6 | 14130522412515 |
7 | 1420065150500 |
oct | 246234200577 |
9 | 63547075262 |
10 | 22321103231 |
11 | 9514754259 |
12 | 43ab36113b |
13 | 214952b3bb |
14 | 111a688ba7 |
15 | 8a990a33b |
hex | 53271017f |
22321103231 has 24 divisors (see below), whose sum is σ = 26395967664. Its totient is φ = 18817693440.
The previous prime is 22321103221. The next prime is 22321103239. The reversal of 22321103231 is 13230112322.
It is not a de Polignac number, because 22321103231 - 214 = 22321086847 is a prime.
It is a super-3 number, since 3×223211032313 (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22321103239) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 709961 + ... + 740733.
It is an arithmetic number, because the mean of its divisors is an integer number (1099831986).
Almost surely, 222321103231 is an apocalyptic number.
22321103231 is a deficient number, since it is larger than the sum of its proper divisors (4074864433).
22321103231 is a wasteful number, since it uses less digits than its factorization.
22321103231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31031 (or 31024 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 22321103231 its reverse (13230112322), we get a palindrome (35551215553).
Subtracting from 22321103231 its reverse (13230112322), we obtain a palindrome (9090990909).
The spelling of 22321103231 in words is "twenty-two billion, three hundred twenty-one million, one hundred three thousand, two hundred thirty-one".
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