Base | Representation |
---|---|
bin | 11010110111111… |
… | …11111001111110 |
3 | 120201012201021120 |
4 | 31123333321332 |
5 | 430203142304 |
6 | 34212011410 |
7 | 5405144355 |
oct | 1533777176 |
9 | 521181246 |
10 | 225443454 |
11 | 106291005 |
12 | 63600b66 |
13 | 379252c2 |
14 | 21d2699c |
15 | 14bd30d9 |
hex | d6ffe7e |
225443454 has 8 divisors (see below), whose sum is σ = 450886920. Its totient is φ = 75147816.
The previous prime is 225443429. The next prime is 225443459. The reversal of 225443454 is 454344522.
225443454 is digitally balanced in base 3, 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.
225443454 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (225443459) 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, 18786949 + ... + 18786960.
It is an arithmetic number, because the mean of its divisors is an integer number (56360865).
Almost surely, 2225443454 is an apocalyptic number.
225443454 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
225443454 is a wasteful number, since it uses less digits than its factorization.
225443454 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37573914.
The product of its digits is 76800, while the sum is 33.
The square root of 225443454 is about 15014.7745237816. The cubic root of 225443454 is about 608.6195190803.
Adding to 225443454 its reverse (454344522), we get a palindrome (679787976).
The spelling of 225443454 in words is "two hundred twenty-five million, four hundred forty-three thousand, four hundred fifty-four".
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