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2012133130 = 25728744759
BaseRepresentation
bin111011111101110…
…1011011100001010
312012020011221202021
41313323223130022
513110101230010
6531354555054
7100601564230
oct16773533412
95166157667
102012133130
11942884447
12481a38a8a
13260b34b27
14151336950
15bb9ac8da
hex77eeb70a

2012133130 has 16 divisors (see below), whose sum is σ = 4139245440. Its totient is φ = 689874192.

The previous prime is 2012133103. The next prime is 2012133139. The reversal of 2012133130 is 313312102.

It is not an unprimeable number, because it can be changed into a prime (2012133139) 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, 14372310 + ... + 14372449.

It is an arithmetic number, because the mean of its divisors is an integer number (258702840).

Almost surely, 22012133130 is an apocalyptic number.

2012133130 is an abundant number, since it is smaller than the sum of its proper divisors (2127112310).

2012133130 is a wasteful number, since it uses less digits than its factorization.

2012133130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28744773.

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

The square root of 2012133130 is about 44856.8069527915. The cubic root of 2012133130 is about 1262.4637127106.

Adding to 2012133130 its reverse (313312102), we get a palindrome (2325445232).

The spelling of 2012133130 in words is "two billion, twelve million, one hundred thirty-three thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 28744759 57489518 143723795 201213313 287447590 402426626 1006066565 2012133130