Base | Representation |
---|---|
bin | 1100111111000111011… |
… | …1001100111011011111 |
3 | 210022212022002202201022 |
4 | 3033301313030323133 |
5 | 12123402341041111 |
6 | 250254035034355 |
7 | 22055440106600 |
oct | 3176167147337 |
9 | 708768082638 |
10 | 223101112031 |
11 | 86686841626 |
12 | 372a413b9bb |
13 | 18066321035 |
14 | ab261adda7 |
15 | 5c0b5a82db |
hex | 33f1dccedf |
223101112031 has 6 divisors (see below), whose sum is σ = 259525783440. Its totient is φ = 191229524556.
The previous prime is 223101111977. The next prime is 223101112051. The reversal of 223101112031 is 130211101322.
It is a de Polignac number, because none of the positive numbers 2k-223101112031 is a prime.
It is a super-3 number, since 3×2231011120313 (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (223101112051) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2276541911 + ... + 2276542008.
It is an arithmetic number, because the mean of its divisors is an integer number (43254297240).
Almost surely, 2223101112031 is an apocalyptic number.
223101112031 is a deficient number, since it is larger than the sum of its proper divisors (36424671409).
223101112031 is an equidigital number, since it uses as much as digits as its factorization.
223101112031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4553083933 (or 4553083926 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 223101112031 its reverse (130211101322), we get a palindrome (353312213353).
The spelling of 223101112031 in words is "two hundred twenty-three billion, one hundred one million, one hundred twelve thousand, thirty-one".
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