Base | Representation |
---|---|
bin | 10010110101011000… |
… | …110100011011111001 |
3 | 1221012101020110101220 |
4 | 102311120310123321 |
5 | 312404100122023 |
6 | 13142414102253 |
7 | 1314101046600 |
oct | 226530643371 |
9 | 57171213356 |
10 | 20223051513 |
11 | 8638426a15 |
12 | 3b047aa989 |
13 | 1ba3973292 |
14 | d9bb88a37 |
15 | 7d562a3e3 |
hex | 4b56346f9 |
20223051513 has 24 divisors (see below), whose sum is σ = 31415293728. Its totient is φ = 11538003456.
The previous prime is 20223051491. The next prime is 20223051523. The reversal of 20223051513 is 31515032202.
It is a happy number.
It is not a de Polignac number, because 20223051513 - 26 = 20223051449 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20223051523) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12456 + ... + 201497.
It is an arithmetic number, because the mean of its divisors is an integer number (1308970572).
Almost surely, 220223051513 is an apocalyptic number.
It is an amenable number.
20223051513 is a deficient number, since it is larger than the sum of its proper divisors (11192242215).
20223051513 is a wasteful number, since it uses less digits than its factorization.
20223051513 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 214613 (or 214606 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 24.
Adding to 20223051513 its reverse (31515032202), we get a palindrome (51738083715).
The spelling of 20223051513 in words is "twenty billion, two hundred twenty-three million, fifty-one thousand, five hundred thirteen".
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