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2012143133 = 7111331611063
BaseRepresentation
bin111011111101110…
…1101111000011101
312012020012110110202
41313323231320131
513110102040013
6531355113245
7100601635340
oct16773557035
95166173422
102012143133
11942890a10
12481a42825
13260b39550
1415133a457
15bb9b0858
hex77eede1d

2012143133 has 64 divisors (see below), whose sum is σ = 2837151744. Its totient is φ = 1376352000.

The previous prime is 2012143127. The next prime is 2012143141. The reversal of 2012143133 is 3313412102.

It is a cyclic number.

It is not a de Polignac number, because 2012143133 - 210 = 2012142109 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012143033) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1892360 + ... + 1893422.

It is an arithmetic number, because the mean of its divisors is an integer number (44330496).

Almost surely, 22012143133 is an apocalyptic number.

It is an amenable number.

2012143133 is a deficient number, since it is larger than the sum of its proper divisors (825008611).

2012143133 is a wasteful number, since it uses less digits than its factorization.

2012143133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2012143133 is about 44856.9184518955. The cubic root of 2012143133 is about 1262.4658047530.

Adding to 2012143133 its reverse (3313412102), we get a palindrome (5325555235).

The spelling of 2012143133 in words is "two billion, twelve million, one hundred forty-three thousand, one hundred thirty-three".

Divisors: 1 7 11 13 31 61 77 91 143 217 341 403 427 671 793 1001 1063 1891 2387 2821 4433 4697 5551 7441 8723 11693 13237 13819 20801 24583 31031 32953 61061 64843 81851 96733 145607 152009 172081 230671 270413 362483 428389 453901 713273 842959 1064063 1892891 2010133 2537381 2998723 4712279 4992911 5900713 9272549 14070931 22111463 26131729 32985953 64907843 154780241 182922103 287449019 2012143133