Base | Representation |
---|---|
bin | 11010110101111… |
… | …11111100001101 |
3 | 120200201101212211 |
4 | 31122333330031 |
5 | 430121301303 |
6 | 34202230421 |
7 | 5403003460 |
oct | 1532777415 |
9 | 520641784 |
10 | 225181453 |
11 | 106122182 |
12 | 634b5411 |
13 | 37862c83 |
14 | 21c992d7 |
15 | 14b8066d |
hex | d6bff0d |
225181453 has 8 divisors (see below), whose sum is σ = 257713920. Its totient is φ = 192739920.
The previous prime is 225181447. The next prime is 225181493. The reversal of 225181453 is 354181522.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-225181453 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (225181493) 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, 17338 + ... + 27403.
It is an arithmetic number, because the mean of its divisors is an integer number (32214240).
Almost surely, 2225181453 is an apocalyptic number.
It is an amenable number.
225181453 is a deficient number, since it is larger than the sum of its proper divisors (32532467).
225181453 is an equidigital number, since it uses as much as digits as its factorization.
225181453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45467.
The product of its digits is 9600, while the sum is 31.
The square root of 225181453 is about 15006.0472143733. The cubic root of 225181453 is about 608.3836569282.
The spelling of 225181453 in words is "two hundred twenty-five million, one hundred eighty-one thousand, four hundred fifty-three".
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