Base | Representation |
---|---|
bin | 11010110001101… |
… | …10100101010110 |
3 | 120122122211010020 |
4 | 31120312211112 |
5 | 430000300323 |
6 | 34142210010 |
7 | 5365141263 |
oct | 1530664526 |
9 | 518584106 |
10 | 224618838 |
11 | 105878504 |
12 | 63283906 |
13 | 376c6b72 |
14 | 21b9026a |
15 | 14abdae3 |
hex | d636956 |
224618838 has 16 divisors (see below), whose sum is σ = 450031296. Its totient is φ = 74740680.
The previous prime is 224618837. The next prime is 224618861. The reversal of 224618838 is 838816422.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 224618838.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (224618837) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29356 + ... + 36207.
It is an arithmetic number, because the mean of its divisors is an integer number (28126956).
Almost surely, 2224618838 is an apocalyptic number.
224618838 is an abundant number, since it is smaller than the sum of its proper divisors (225412458).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
224618838 is a wasteful number, since it uses less digits than its factorization.
224618838 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66139.
The product of its digits is 147456, while the sum is 42.
The square root of 224618838 is about 14987.2892145311. The cubic root of 224618838 is about 607.8765529468.
It can be divided in two parts, 224618 and 838, that added together give a triangular number (225456 = T671).
The spelling of 224618838 in words is "two hundred twenty-four million, six hundred eighteen thousand, eight hundred thirty-eight".
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