Base | Representation |
---|---|
bin | 10111110000110… |
… | …00010000100000 |
3 | 111220001221201011 |
4 | 23320120100200 |
5 | 402012010200 |
6 | 31440150304 |
7 | 4640160346 |
oct | 1370302040 |
9 | 456057634 |
10 | 199328800 |
11 | a2574750 |
12 | 56908394 |
13 | 323b0948 |
14 | 1c689996 |
15 | 127755ba |
hex | be18420 |
199328800 has 72 divisors (see below), whose sum is σ = 530872272. Its totient is φ = 72480000.
The previous prime is 199328783. The next prime is 199328807. The reversal of 199328800 is 8823991.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is not an unprimeable number, because it can be changed into a prime (199328807) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2526 + ... + 20125.
It is an arithmetic number, because the mean of its divisors is an integer number (7373226).
Almost surely, 2199328800 is an apocalyptic number.
199328800 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 199328800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265436136).
199328800 is an abundant number, since it is smaller than the sum of its proper divisors (331543472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
199328800 is a wasteful number, since it uses less digits than its factorization.
199328800 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22682 (or 22669 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 40.
The square root of 199328800 is about 14118.3851767828. The cubic root of 199328800 is about 584.1486142078.
The spelling of 199328800 in words is "one hundred ninety-nine million, three hundred twenty-eight thousand, eight hundred".
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