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2010000220 = 225100500011
BaseRepresentation
bin111011111001110…
…0010101101011100
312012002011120221121
41313303202231130
513104030001340
6531241140324
7100544501644
oct16763425534
95162146847
102010000220
11941657a08
1248118a6a4
13260569057
14150d3d524
15bb6da94a
hex77ce2b5c

2010000220 has 12 divisors (see below), whose sum is σ = 4221000504. Its totient is φ = 804000080.

The previous prime is 2010000197. The next prime is 2010000229. The reversal of 2010000220 is 220000102.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010000229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50249986 + ... + 50250025.

It is an arithmetic number, because the mean of its divisors is an integer number (351750042).

Almost surely, 22010000220 is an apocalyptic number.

2010000220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2010000220 is an abundant number, since it is smaller than the sum of its proper divisors (2211000284).

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

2010000220 is a wasteful number, since it uses less digits than its factorization.

2010000220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100500020 (or 100500018 counting only the distinct ones).

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

The square root of 2010000220 is about 44833.0259964683. The cubic root of 2010000220 is about 1262.0174742637.

Adding to 2010000220 its reverse (220000102), we get a palindrome (2230000322).

The spelling of 2010000220 in words is "two billion, ten million, two hundred twenty", and thus it is an aban number.

Divisors: 1 2 4 5 10 20 100500011 201000022 402000044 502500055 1005000110 2010000220