Base | Representation |
---|---|
bin | 11010101000011… |
… | …01010111100001 |
3 | 120120100222011110 |
4 | 31110031113201 |
5 | 424142321231 |
6 | 34100133533 |
7 | 5351611104 |
oct | 1524152741 |
9 | 516328143 |
10 | 223401441 |
11 | 10511689a |
12 | 629972a9 |
13 | 3738ba03 |
14 | 2195473b |
15 | 1492d046 |
hex | d50d5e1 |
223401441 has 4 divisors (see below), whose sum is σ = 297868592. Its totient is φ = 148934292.
The previous prime is 223401439. The next prime is 223401467. The reversal of 223401441 is 144104322.
223401441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 223401441 - 21 = 223401439 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (223401401) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37233571 + ... + 37233576.
It is an arithmetic number, because the mean of its divisors is an integer number (74467148).
Almost surely, 2223401441 is an apocalyptic number.
It is an amenable number.
223401441 is a deficient number, since it is larger than the sum of its proper divisors (74467151).
223401441 is an equidigital number, since it uses as much as digits as its factorization.
223401441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74467150.
The product of its (nonzero) digits is 768, while the sum is 21.
The square root of 223401441 is about 14946.6197181838. The cubic root of 223401441 is about 606.7763660996.
Adding to 223401441 its reverse (144104322), we get a palindrome (367505763).
The spelling of 223401441 in words is "two hundred twenty-three million, four hundred one thousand, four hundred forty-one".
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