Base | Representation |
---|---|
bin | 11010110010000… |
… | …01110100111000 |
3 | 120122202011021210 |
4 | 31121001310320 |
5 | 430003234023 |
6 | 34143203120 |
7 | 5365422450 |
oct | 1531016470 |
9 | 518664253 |
10 | 224664888 |
11 | 1058aa068 |
12 | 632a64a0 |
13 | 37711b06 |
14 | 21ba2d60 |
15 | 14acc593 |
hex | d641d38 |
224664888 has 128 divisors (see below), whose sum is σ = 674150400. Its totient is φ = 61046784.
The previous prime is 224664883. The next prime is 224664917. The reversal of 224664888 is 888466422.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (224664883) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 291768 + ... + 292536.
It is an arithmetic number, because the mean of its divisors is an integer number (5266800).
Almost surely, 2224664888 is an apocalyptic number.
224664888 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 224664888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (337075200).
224664888 is an abundant number, since it is smaller than the sum of its proper divisors (449485512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
224664888 is a wasteful number, since it uses less digits than its factorization.
224664888 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 869 (or 865 counting only the distinct ones).
The product of its digits is 1179648, while the sum is 48.
The square root of 224664888 is about 14988.8254376385. The cubic root of 224664888 is about 607.9180911704.
The spelling of 224664888 in words is "two hundred twenty-four million, six hundred sixty-four thousand, eight hundred eighty-eight".
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