Base | Representation |
---|---|
bin | 11011000101100… |
… | …01111000011110 |
3 | 120211120000122102 |
4 | 31202301320132 |
5 | 431132033042 |
6 | 34314045102 |
7 | 5426226650 |
oct | 1542617036 |
9 | 524500572 |
10 | 227221022 |
11 | 107295576 |
12 | 64119792 |
13 | 380c8412 |
14 | 2226a6d0 |
15 | 14e34b32 |
hex | d8b1e1e |
227221022 has 16 divisors (see below), whose sum is σ = 391915392. Its totient is φ = 96782040.
The previous prime is 227221021. The next prime is 227221037. The reversal of 227221022 is 220122722.
227221022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 227220985 and 227221003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (227221021) 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, 47504 + ... + 52067.
It is an arithmetic number, because the mean of its divisors is an integer number (24494712).
Almost surely, 2227221022 is an apocalyptic number.
227221022 is a deficient number, since it is larger than the sum of its proper divisors (164694370).
227221022 is a wasteful number, since it uses less digits than its factorization.
227221022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 99743.
The product of its (nonzero) digits is 448, while the sum is 20.
The square root of 227221022 is about 15073.8522614493. The cubic root of 227221022 is about 610.2149399315.
Adding to 227221022 its reverse (220122722), we get a palindrome (447343744).
The spelling of 227221022 in words is "two hundred twenty-seven million, two hundred twenty-one thousand, twenty-two".
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