Base | Representation |
---|---|
bin | 111011100000101… |
… | …011001101011101 |
3 | 2120120201001121012 |
4 | 323200223031131 |
5 | 4021043440331 |
6 | 243023345005 |
7 | 33512304251 |
oct | 7340531535 |
9 | 2516631535 |
10 | 998421341 |
11 | 472645805 |
12 | 23a452165 |
13 | 12bb06778 |
14 | 9685a261 |
15 | 5c9bd82b |
hex | 3b82b35d |
998421341 has 2 divisors, whose sum is σ = 998421342. Its totient is φ = 998421340.
The previous prime is 998421323. The next prime is 998421349. The reversal of 998421341 is 143124899.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 997233241 + 1188100 = 31579^2 + 1090^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-998421341 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (998421349) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499210670 + 499210671.
It is an arithmetic number, because the mean of its divisors is an integer number (499210671).
Almost surely, 2998421341 is an apocalyptic number.
It is an amenable number.
998421341 is a deficient number, since it is larger than the sum of its proper divisors (1).
998421341 is an equidigital number, since it uses as much as digits as its factorization.
998421341 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 62208, while the sum is 41.
The square root of 998421341 is about 31597.8059523126. The cubic root of 998421341 is about 999.4735031831.
The spelling of 998421341 in words is "nine hundred ninety-eight million, four hundred twenty-one thousand, three hundred forty-one".
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