Base | Representation |
---|---|
bin | 10111101100110… |
… | …00010000000000 |
3 | 111212002022110220 |
4 | 23312120100000 |
5 | 401343220410 |
6 | 31421023040 |
7 | 4632544620 |
oct | 1366302000 |
9 | 455068426 |
10 | 198804480 |
11 | a2246826 |
12 | 566b4a80 |
13 | 322590b4 |
14 | 1c590880 |
15 | 126c0070 |
hex | bd98400 |
198804480 has 264 divisors, whose sum is σ = 743994432. Its totient is φ = 44384256.
The previous prime is 198804439. The next prime is 198804491. The reversal of 198804480 is 84408891.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4623339 + ... + 4623381.
Almost surely, 2198804480 is an apocalyptic number.
198804480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 198804480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371997216).
198804480 is an abundant number, since it is smaller than the sum of its proper divisors (545189952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
198804480 is an equidigital number, since it uses as much as digits as its factorization.
198804480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 121 (or 60 counting only the distinct ones).
The product of its (nonzero) digits is 73728, while the sum is 42.
The square root of 198804480 is about 14099.8042539604. The cubic root of 198804480 is about 583.6359775585.
The spelling of 198804480 in words is "one hundred ninety-eight million, eight hundred four thousand, four hundred eighty".
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