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2001200 = 24525003
BaseRepresentation
bin111101000100100110000
310202200010112
413220210300
51003014300
6110520452
723003255
oct7504460
93680115
102001200
111147593
12806128
13550b56
143a142c
15297e35
hex1e8930

2001200 has 30 divisors (see below), whose sum is σ = 4808844. Its totient is φ = 800320.

The previous prime is 2001199. The next prime is 2001211. The reversal of 2001200 is 21002.

It is a Harshad number since it is a multiple of its sum of digits (5).

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, 2102 + ... + 2901.

22001200 is an apocalyptic number.

2001200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2001200 is an abundant number, since it is smaller than the sum of its proper divisors (2807644).

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

2001200 is a wasteful number, since it uses less digits than its factorization.

2001200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5021 (or 5010 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 5.

The square root of 2001200 is about 1414.6377628213. The cubic root of 2001200 is about 126.0172983725.

Adding to 2001200 its reverse (21002), we get a palindrome (2022202).

The spelling of 2001200 in words is "two million, one thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 5003 10006 20012 25015 40024 50030 80048 100060 125075 200120 250150 400240 500300 1000600 2001200