Base | Representation |
---|---|
bin | 11010111100110… |
… | …11000010000001 |
3 | 120202101222212201 |
4 | 31132123002001 |
5 | 430334010344 |
6 | 34233353201 |
7 | 5413432003 |
oct | 1536330201 |
9 | 522358781 |
10 | 226078849 |
11 | 106685427 |
12 | 63868801 |
13 | 37ab8589 |
14 | 22050373 |
15 | 14cab4d4 |
hex | d79b081 |
226078849 has 4 divisors (see below), whose sum is σ = 227250436. Its totient is φ = 224907264.
The previous prime is 226078829. The next prime is 226078889. The reversal of 226078849 is 948870622.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 25573249 + 200505600 = 5057^2 + 14160^2 .
It is a cyclic number.
It is not a de Polignac number, because 226078849 - 215 = 226046081 is a prime.
It is a super-2 number, since 2×2260788492 = 102223291930329602, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 226078799 and 226078808.
It is not an unprimeable number, because it can be changed into a prime (226078819) 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 3 ways as a sum of consecutive naturals, for example, 585504 + ... + 585889.
It is an arithmetic number, because the mean of its divisors is an integer number (56812609).
Almost surely, 2226078849 is an apocalyptic number.
It is an amenable number.
226078849 is a deficient number, since it is larger than the sum of its proper divisors (1171587).
226078849 is a wasteful number, since it uses less digits than its factorization.
226078849 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1171586.
The product of its (nonzero) digits is 387072, while the sum is 46.
The square root of 226078849 is about 15035.9186284045. The cubic root of 226078849 is about 609.1907651476.
The spelling of 226078849 in words is "two hundred twenty-six million, seventy-eight thousand, eight hundred forty-nine".
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