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3087643113 = 327314931541
BaseRepresentation
bin1011100000001001…
…1011000111101001
321222011221112002100
42320002123013221
522310414034423
61230214524013
7136341350652
oct27002330751
97864845070
103087643113
111344991a75
12722066609
133a28bc779
142140dc529
15131107343
hexb809b1e9

3087643113 has 24 divisors (see below), whose sum is σ = 4551510600. Its totient is φ = 2016541440.

The previous prime is 3087643103. The next prime is 3087643159. The reversal of 3087643113 is 3113467803.

3087643113 is a `hidden beast` number, since 3 + 0 + 8 + 7 + 643 + 1 + 1 + 3 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 67371264 + 3020271849 = 8208^2 + 54957^2 .

It is not a de Polignac number, because 3087643113 - 29 = 3087642601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3087643103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82123 + ... + 113663.

It is an arithmetic number, because the mean of its divisors is an integer number (189646275).

Almost surely, 23087643113 is an apocalyptic number.

It is an amenable number.

3087643113 is a deficient number, since it is larger than the sum of its proper divisors (1463867487).

3087643113 is a wasteful number, since it uses less digits than its factorization.

3087643113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31769 (or 31766 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 3087643113 is about 55566.5647039656. The cubic root of 3087643113 is about 1456.1597824147.

The spelling of 3087643113 in words is "three billion, eighty-seven million, six hundred forty-three thousand, one hundred thirteen".

Divisors: 1 3 9 73 149 219 447 657 1341 10877 31541 32631 94623 97893 283869 2302493 4699609 6907479 14098827 20722437 42296481 343071457 1029214371 3087643113