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2010212200 = 235210051061
BaseRepresentation
bin111011111010001…
…0110011101101000
312012002120100201201
41313310112131220
513104103242300
6531245453544
7100546343653
oct16764263550
95162510651
102010212200
119417921a7
124812712b4
13260611699
14150d9689a
15bb72d66a
hex77d16768

2010212200 has 24 divisors (see below), whose sum is σ = 4673743830. Its totient is φ = 804084800.

The previous prime is 2010212173. The next prime is 2010212207. The reversal of 2010212200 is 22120102.

It can be written as a sum of positive squares in 3 ways, for example, as 921608164 + 1088604036 = 30358^2 + 32994^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (2010212207) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5025331 + ... + 5025730.

Almost surely, 22010212200 is an apocalyptic number.

2010212200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2010212200 is an abundant number, since it is smaller than the sum of its proper divisors (2663531630).

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

2010212200 is a wasteful number, since it uses less digits than its factorization.

2010212200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10051077 (or 10051068 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 2010212200 is about 44835.3900395658. The cubic root of 2010212200 is about 1262.0618379505.

Adding to 2010212200 its reverse (22120102), we get a palindrome (2032332302).

The spelling of 2010212200 in words is "two billion, ten million, two hundred twelve thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 10051061 20102122 40204244 50255305 80408488 100510610 201021220 251276525 402042440 502553050 1005106100 2010212200