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2102000200 = 235261916979
BaseRepresentation
bin111110101001001…
…1111101001001000
312102111021200012021
41331102133221020
513301103001300
6544325054224
7103042464316
oct17522375110
95374250167
102102000200
11989584953
124a7b57374
1327663b401
1415d24b0b6
15c480ed1a
hex7d49fa48

2102000200 has 48 divisors (see below), whose sum is σ = 4895334000. Its totient is φ = 839392320.

The previous prime is 2102000171. The next prime is 2102000209. The reversal of 2102000200 is 20002012.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2102000209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 115311 + ... + 132289.

It is an arithmetic number, because the mean of its divisors is an integer number (101986125).

Almost surely, 22102000200 is an apocalyptic number.

2102000200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2102000200 is an abundant number, since it is smaller than the sum of its proper divisors (2793333800).

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

2102000200 is a wasteful number, since it uses less digits than its factorization.

2102000200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17614 (or 17605 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 2102000200 is about 45847.5757265311. The cubic root of 2102000200 is about 1280.9856096934.

Adding to 2102000200 its reverse (20002012), we get a palindrome (2122002212).

The spelling of 2102000200 in words is "two billion, one hundred two million, two hundred", and thus it is an aban number.

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 619 1238 2476 3095 4952 6190 12380 15475 16979 24760 30950 33958 61900 67916 84895 123800 135832 169790 339580 424475 679160 848950 1697900 3395800 10510001 21020002 42040004 52550005 84080008 105100010 210200020 262750025 420400040 525500050 1051000100 2102000200