Base | Representation |
---|---|
bin | 1001101000110… |
… | …1111011010111 |
3 | 2211001220201120 |
4 | 2122031323113 |
5 | 40322132343 |
6 | 4002255023 |
7 | 1000424424 |
oct | 232157327 |
9 | 84056646 |
10 | 40427223 |
11 | 20902631 |
12 | 11657473 |
13 | 84b6145 |
14 | 5524d4b |
15 | 3838683 |
hex | 268ded7 |
40427223 has 8 divisors (see below), whose sum is σ = 54585600. Its totient is φ = 26610168.
The previous prime is 40427221. The next prime is 40427227. The reversal of 40427223 is 32272404.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 40427223 - 21 = 40427221 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 40427193 and 40427202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40427221) 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, 85053 + ... + 85526.
It is an arithmetic number, because the mean of its divisors is an integer number (6823200).
Almost surely, 240427223 is an apocalyptic number.
40427223 is a deficient number, since it is larger than the sum of its proper divisors (14158377).
40427223 is a wasteful number, since it uses less digits than its factorization.
40427223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 170661.
The product of its (nonzero) digits is 2688, while the sum is 24.
The square root of 40427223 is about 6358.2405585193. The cubic root of 40427223 is about 343.2084485208.
Adding to 40427223 its reverse (32272404), we get a palindrome (72699627).
The spelling of 40427223 in words is "forty million, four hundred twenty-seven thousand, two hundred twenty-three".
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