Base | Representation |
---|---|
bin | 10111101111101… |
… | …01101100000000 |
3 | 111212210202110201 |
4 | 23313311230000 |
5 | 401442442300 |
6 | 31433134544 |
7 | 4636030462 |
oct | 1367655400 |
9 | 455722421 |
10 | 199187200 |
11 | a2488323 |
12 | 5685a454 |
13 | 32361364 |
14 | 1c650132 |
15 | 1274866a |
hex | bdf5b00 |
199187200 has 54 divisors (see below), whose sum is σ = 493035284. Its totient is φ = 79672320.
The previous prime is 199187179. The next prime is 199187221. The reversal of 199187200 is 2781991.
It is an interprime number because it is at equal distance from previous prime (199187179) and next prime (199187221).
It is a self number, because there is not a number n which added to its sum of digits gives 199187200.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9162 + ... + 21961.
Almost surely, 2199187200 is an apocalyptic number.
199187200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
199187200 is an abundant number, since it is smaller than the sum of its proper divisors (293848084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
199187200 is an equidigital number, since it uses as much as digits as its factorization.
199187200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31149 (or 31130 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 37.
The square root of 199187200 is about 14113.3695480562. The cubic root of 199187200 is about 584.0102581547.
The spelling of 199187200 in words is "one hundred ninety-nine million, one hundred eighty-seven thousand, two hundred".
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