Base | Representation |
---|---|
bin | 1101001000001010110… |
… | …0011111100110000111 |
3 | 210120010122100221001022 |
4 | 3102002230133212013 |
5 | 12143341414014343 |
6 | 251335120021355 |
7 | 22202603610623 |
oct | 3220254374607 |
9 | 716118327038 |
10 | 225531001223 |
11 | 87713409310 |
12 | 37861a6185b |
13 | 183628733a8 |
14 | acb6bb0183 |
15 | 5ceea85568 |
hex | 3482b1f987 |
225531001223 has 8 divisors (see below), whose sum is σ = 246318921216. Its totient is φ = 204790598200.
The previous prime is 225531001193. The next prime is 225531001247. The reversal of 225531001223 is 322100135522.
It is a happy number.
225531001223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 225531001223 - 212 = 225530997127 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 225531001192 and 225531001201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (225531001253) 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 7 ways as a sum of consecutive naturals, for example, 11869313 + ... + 11888298.
It is an arithmetic number, because the mean of its divisors is an integer number (30789865152).
Almost surely, 2225531001223 is an apocalyptic number.
225531001223 is a deficient number, since it is larger than the sum of its proper divisors (20787919993).
225531001223 is a wasteful number, since it uses less digits than its factorization.
225531001223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23758485.
The product of its (nonzero) digits is 3600, while the sum is 26.
Adding to 225531001223 its reverse (322100135522), we get a palindrome (547631136745).
The spelling of 225531001223 in words is "two hundred twenty-five billion, five hundred thirty-one million, one thousand, two hundred twenty-three".
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