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2012130133 = 13331467611
BaseRepresentation
bin111011111101110…
…1010101101010101
312012020011210122021
41313323222231111
513110101131013
6531354533141
7100601552416
oct16773525525
95166153567
102012130133
11942882172
12481a371b1
13260b33660
1415133580d
15bb9aba8d
hex77eeab55

2012130133 has 8 divisors (see below), whose sum is σ = 2173460576. Its totient is φ = 1851735600.

The previous prime is 2012130103. The next prime is 2012130143. The reversal of 2012130133 is 3310312102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2012130133 - 25 = 2012130101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012130103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229503 + ... + 238108.

It is an arithmetic number, because the mean of its divisors is an integer number (271682572).

Almost surely, 22012130133 is an apocalyptic number.

It is an amenable number.

2012130133 is a deficient number, since it is larger than the sum of its proper divisors (161330443).

2012130133 is a wasteful number, since it uses less digits than its factorization.

2012130133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467955.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 2012130133 is about 44856.7735464779. The cubic root of 2012130133 is about 1262.4630859122.

Adding to 2012130133 its reverse (3310312102), we get a palindrome (5322442235).

The spelling of 2012130133 in words is "two billion, twelve million, one hundred thirty thousand, one hundred thirty-three".

Divisors: 1 13 331 4303 467611 6078943 154779241 2012130133