Base | Representation |
---|---|
bin | 11110011101101100100 |
3 | 1212201100000 |
4 | 3303231210 |
5 | 223420434 |
6 | 33221300 |
7 | 11325222 |
oct | 3635544 |
9 | 1781300 |
10 | 998244 |
11 | 621aa5 |
12 | 401830 |
13 | 28c4a0 |
14 | 1bdb12 |
15 | 14ab99 |
hex | f3b64 |
998244 has 72 divisors (see below), whose sum is σ = 2853760. Its totient is φ = 303264.
The previous prime is 998243. The next prime is 998273. The reversal of 998244 is 442899.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 998199 and 998208.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 998244.
It is not an unprimeable number, because it can be changed into a prime (998243) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12597 + ... + 12675.
2998244 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 998244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1426880).
998244 is an abundant number, since it is smaller than the sum of its proper divisors (1855516).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
998244 is a wasteful number, since it uses less digits than its factorization.
998244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111 (or 97 counting only the distinct ones).
The product of its digits is 20736, while the sum is 36.
The square root of 998244 is about 999.1216142192. The cubic root of 998244 is about 99.9414323717.
The spelling of 998244 in words is "nine hundred ninety-eight thousand, two hundred forty-four".
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