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2013132669 = 319283124799
BaseRepresentation
bin111011111111101…
…1111011101111101
312012022001201212020
41313333133131331
513110330221134
6531432230353
7100613226312
oct16777373575
95168051766
102013132669
119433a7409
1248223b3b9
132610c4a82
14151516d09
15bbb08b49
hex77fdf77d

2013132669 has 16 divisors (see below), whose sum is σ = 2835456000. Its totient is φ = 1266949296.

The previous prime is 2013132647. The next prime is 2013132689. The reversal of 2013132669 is 9662313102.

It is not a de Polignac number, because 2013132669 - 212 = 2013128573 is a prime.

It is a super-2 number, since 2×20131326692 = 8105406285990127122, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013132689) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46269 + ... + 78530.

It is an arithmetic number, because the mean of its divisors is an integer number (177216000).

Almost surely, 22013132669 is an apocalyptic number.

It is an amenable number.

2013132669 is a deficient number, since it is larger than the sum of its proper divisors (822323331).

2013132669 is a wasteful number, since it uses less digits than its factorization.

2013132669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125104.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 2013132669 is about 44867.9470112017. The cubic root of 2013132669 is about 1262.6727235371.

The spelling of 2013132669 in words is "two billion, thirteen million, one hundred thirty-two thousand, six hundred sixty-nine".

Divisors: 1 3 19 57 283 849 5377 16131 124799 374397 2371181 7113543 35318117 105954351 671044223 2013132669