Base | Representation |
---|---|
bin | 11010100110010… |
… | …11111010001001 |
3 | 120112212100101002 |
4 | 31103023322021 |
5 | 424110231241 |
6 | 34050304345 |
7 | 5346413315 |
oct | 1523137211 |
9 | 515770332 |
10 | 223133321 |
11 | 104a53404 |
12 | 628880b5 |
13 | 372c6968 |
14 | 218c4b45 |
15 | 148c889b |
hex | d4cbe89 |
223133321 has 8 divisors (see below), whose sum is σ = 240340320. Its totient is φ = 206472672.
The previous prime is 223133297. The next prime is 223133363. The reversal of 223133321 is 123331322.
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 223133321 - 210 = 223132297 is a prime.
It is a super-3 number, since 3×2231333213 (a number of 26 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 223133293 and 223133302.
It is not an unprimeable number, because it can be changed into a prime (223133371) 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, 135740 + ... + 137373.
It is an arithmetic number, because the mean of its divisors is an integer number (30042540).
Almost surely, 2223133321 is an apocalyptic number.
It is an amenable number.
223133321 is a deficient number, since it is larger than the sum of its proper divisors (17206999).
223133321 is a wasteful number, since it uses less digits than its factorization.
223133321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 273175.
The product of its digits is 648, while the sum is 20.
The square root of 223133321 is about 14937.6477733276. The cubic root of 223133321 is about 606.5335237276.
Adding to 223133321 its reverse (123331322), we get a palindrome (346464643).
The spelling of 223133321 in words is "two hundred twenty-three million, one hundred thirty-three thousand, three hundred twenty-one".
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