Base | Representation |
---|---|
bin | 10010110101110100… |
… | …001010110100111001 |
3 | 1221012212201201020122 |
4 | 102311310022310321 |
5 | 312412414033423 |
6 | 13143231503025 |
7 | 1314216020324 |
oct | 226564126471 |
9 | 57185651218 |
10 | 20230221113 |
11 | 8641483603 |
12 | 3b07087a75 |
13 | 1ba52b374b |
14 | d9cad37bb |
15 | 7d60948c8 |
hex | 4b5d0ad39 |
20230221113 has 8 divisors (see below), whose sum is σ = 21125339136. Its totient is φ = 19336398400.
The previous prime is 20230221097. The next prime is 20230221161. The reversal of 20230221113 is 31112203202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20230221113 - 24 = 20230221097 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20230221091 and 20230221100.
It is not an unprimeable number, because it can be changed into a prime (20230221173) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 291833 + ... + 354438.
It is an arithmetic number, because the mean of its divisors is an integer number (2640667392).
Almost surely, 220230221113 is an apocalyptic number.
20230221113 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
It is an amenable number.
20230221113 is a deficient number, since it is larger than the sum of its proper divisors (895118023).
20230221113 is a wasteful number, since it uses less digits than its factorization.
20230221113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 647655.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 20230221113 its reverse (31112203202), we get a palindrome (51342424315).
The spelling of 20230221113 in words is "twenty billion, two hundred thirty million, two hundred twenty-one thousand, one hundred thirteen".
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