Base | Representation |
---|---|
bin | 1010000000100… |
… | …0100101110111 |
3 | 2220222201022022 |
4 | 2200020211313 |
5 | 41221300411 |
6 | 4055423355 |
7 | 1016544341 |
oct | 240104567 |
9 | 86881268 |
10 | 41978231 |
11 | 21771959 |
12 | 12084b5b |
13 | 890a0b9 |
14 | 580a291 |
15 | 3a42edb |
hex | 2808977 |
41978231 has 2 divisors, whose sum is σ = 41978232. Its totient is φ = 41978230.
The previous prime is 41978203. The next prime is 41978267. The reversal of 41978231 is 13287914.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 41978231 - 210 = 41977207 is a prime.
It is a super-2 number, since 2×419782312 = 3524343755778722, which contains 22 as substring.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 41978191 and 41978200.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (41978281) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20989115 + 20989116.
It is an arithmetic number, because the mean of its divisors is an integer number (20989116).
Almost surely, 241978231 is an apocalyptic number.
41978231 is a deficient number, since it is larger than the sum of its proper divisors (1).
41978231 is an equidigital number, since it uses as much as digits as its factorization.
41978231 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 12096, while the sum is 35.
The square root of 41978231 is about 6479.0609659116. The cubic root of 41978231 is about 347.5425988528.
The spelling of 41978231 in words is "forty-one million, nine hundred seventy-eight thousand, two hundred thirty-one".
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