Base | Representation |
---|---|
bin | 10100110001110011… |
… | …100010100100110111 |
3 | 2010120212000022210102 |
4 | 110301303202210313 |
5 | 331142432243111 |
6 | 14125501544315 |
7 | 1416605351300 |
oct | 246163424467 |
9 | 63525008712 |
10 | 22310431031 |
11 | 9509725059 |
12 | 43a787509b |
13 | 21472628a5 |
14 | 11190ab7a7 |
15 | 8a89ed13b |
hex | 531ce2937 |
22310431031 has 12 divisors (see below), whose sum is σ = 26378412120. Its totient is φ = 18809728560.
The previous prime is 22310431021. The next prime is 22310431063. The reversal of 22310431031 is 13013401322.
It is not a de Polignac number, because 22310431031 - 230 = 21236689207 is a prime.
It is a super-3 number, since 3×223104310313 (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 junction number, because it is equal to n+sod(n) for n = 22310430994 and 22310431012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22310431021) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3729101 + ... + 3735078.
It is an arithmetic number, because the mean of its divisors is an integer number (2198201010).
Almost surely, 222310431031 is an apocalyptic number.
22310431031 is a deficient number, since it is larger than the sum of its proper divisors (4067981089).
22310431031 is an equidigital number, since it uses as much as digits as its factorization.
22310431031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7464254 (or 7464247 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 22310431031 its reverse (13013401322), we get a palindrome (35323832353).
The spelling of 22310431031 in words is "twenty-two billion, three hundred ten million, four hundred thirty-one thousand, thirty-one".
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