Base | Representation |
---|---|
bin | 111110111111011… |
… | …1001111001011101 |
3 | 12110022012010211220 |
4 | 1331332321321131 |
5 | 13312043021302 |
6 | 545422403553 |
7 | 103243442541 |
oct | 17576717135 |
9 | 5408163756 |
10 | 2113642077 |
11 | 995106638 |
12 | 4aba305b9 |
13 | 278b863b1 |
14 | 1609dba21 |
15 | c585e4bc |
hex | 7dfb9e5d |
2113642077 has 16 divisors (see below), whose sum is σ = 2876375040. Its totient is φ = 1380283632.
The previous prime is 2113641997. The next prime is 2113642087. The reversal of 2113642077 is 7702463112.
It is not a de Polignac number, because 2113642077 - 27 = 2113641949 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2113642087) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5013 + ... + 65210.
It is an arithmetic number, because the mean of its divisors is an integer number (179773440).
Almost surely, 22113642077 is an apocalyptic number.
It is an amenable number.
2113642077 is a deficient number, since it is larger than the sum of its proper divisors (762732963).
2113642077 is a wasteful number, since it uses less digits than its factorization.
2113642077 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 70432.
The product of its (nonzero) digits is 14112, while the sum is 33.
The square root of 2113642077 is about 45974.3632582334. The cubic root of 2113642077 is about 1283.3461596439.
The spelling of 2113642077 in words is "two billion, one hundred thirteen million, six hundred forty-two thousand, seventy-seven".
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