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199200 = 2535283
BaseRepresentation
bin110000101000100000
3101010020210
4300220200
522333300
64134120
71456521
oct605040
9333223
10199200
11126731
1297340
136c891
1452848
153e050
hex30a20

199200 has 72 divisors (see below), whose sum is σ = 656208. Its totient is φ = 52480.

The previous prime is 199193. The next prime is 199207. The reversal of 199200 is 2991.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (199193) and next prime (199207).

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is a zygodrome in base 5.

It is not an unprimeable number, because it can be changed into a prime (199207) by changing a digit.

199200 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2359 + ... + 2441.

It is an arithmetic number, because the mean of its divisors is an integer number (9114).

2199200 is an apocalyptic number.

199200 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 199200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (328104).

199200 is an abundant number, since it is smaller than the sum of its proper divisors (457008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

199200 is a wasteful number, since it uses less digits than its factorization.

199200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106 (or 93 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 21.

The square root of 199200 is about 446.3182720884. The cubic root of 199200 is about 58.4022767612.

The spelling of 199200 in words is "one hundred ninety-nine thousand, two hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 48 50 60 75 80 83 96 100 120 150 160 166 200 240 249 300 332 400 415 480 498 600 664 800 830 996 1200 1245 1328 1660 1992 2075 2400 2490 2656 3320 3984 4150 4980 6225 6640 7968 8300 9960 12450 13280 16600 19920 24900 33200 39840 49800 66400 99600 199200