Base | Representation |
---|---|
bin | 1100110010111100… |
… | …01101000011100111 |
3 | 122201202201221210022 |
4 | 12121132031003213 |
5 | 103032132033033 |
6 | 3053403345355 |
7 | 332145220634 |
oct | 63136150347 |
9 | 18652657708 |
10 | 6869799143 |
11 | 2a05905859 |
12 | 13b882225b |
13 | 856349c0c |
14 | 49254718b |
15 | 2a319b098 |
hex | 19978d0e7 |
6869799143 has 4 divisors (see below), whose sum is σ = 6872776680. Its totient is φ = 6866821608.
The previous prime is 6869799109. The next prime is 6869799187. The reversal of 6869799143 is 3419979686.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 6869799143 - 210 = 6869798119 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6869739143) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1485305 + ... + 1489922.
It is an arithmetic number, because the mean of its divisors is an integer number (1718194170).
Almost surely, 26869799143 is an apocalyptic number.
6869799143 is a deficient number, since it is larger than the sum of its proper divisors (2977537).
6869799143 is a wasteful number, since it uses less digits than its factorization.
6869799143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2977536.
The product of its digits is 17635968, while the sum is 62.
The square root of 6869799143 is about 82884.2514775877. The cubic root of 6869799143 is about 1900.9966279212.
The spelling of 6869799143 in words is "six billion, eight hundred sixty-nine million, seven hundred ninety-nine thousand, one hundred forty-three".
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