Base | Representation |
---|---|
bin | 11110011110000101011 |
3 | 1212201121101 |
4 | 3303300223 |
5 | 223422233 |
6 | 33222231 |
7 | 11325625 |
oct | 3636053 |
9 | 1781541 |
10 | 998443 |
11 | 622166 |
12 | 401977 |
13 | 28c5c4 |
14 | 1bdc15 |
15 | 14ac7d |
hex | f3c2b |
998443 has 2 divisors, whose sum is σ = 998444. Its totient is φ = 998442.
The previous prime is 998429. The next prime is 998471. The reversal of 998443 is 344899.
It is a weak prime.
998443 is a truncatable prime.
It is a cyclic number.
It is not a de Polignac number, because 998443 - 25 = 998411 is a prime.
It is a nialpdrome in base 10.
It is not a weakly prime, because it can be changed into another prime (998423) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499221 + 499222.
It is an arithmetic number, because the mean of its divisors is an integer number (499222).
2998443 is an apocalyptic number.
998443 is a deficient number, since it is larger than the sum of its proper divisors (1).
998443 is an equidigital number, since it uses as much as digits as its factorization.
998443 is an evil number, because the sum of its binary digits is even.
The product of its digits is 31104, while the sum is 37.
The square root of 998443 is about 999.2211967327. The cubic root of 998443 is about 99.9480730406.
It can be divided in two parts, 998 and 443, that added together give a palindrome (1441).
The spelling of 998443 in words is "nine hundred ninety-eight thousand, four hundred forty-three".
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