Base | Representation |
---|---|
bin | 1011111111111100011… |
… | …1000000111111001111 |
3 | 201201002111100102020220 |
4 | 2333333013000333033 |
5 | 11334140213221142 |
6 | 234411230242423 |
7 | 20615266525353 |
oct | 2777707007717 |
9 | 651074312226 |
10 | 206143492047 |
11 | 7a474699759 |
12 | 33b51056413 |
13 | 1659304887c |
14 | 9d97da3463 |
15 | 55679a32ec |
hex | 2fff1c0fcf |
206143492047 has 8 divisors (see below), whose sum is σ = 282286583856. Its totient is φ = 133714697472.
The previous prime is 206143492031. The next prime is 206143492097. The reversal of 206143492047 is 740294341602.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 206143492047 - 24 = 206143492031 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (206143492097) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 928574178 + ... + 928574399.
It is an arithmetic number, because the mean of its divisors is an integer number (35285822982).
Almost surely, 2206143492047 is an apocalyptic number.
206143492047 is a deficient number, since it is larger than the sum of its proper divisors (76143091809).
206143492047 is a wasteful number, since it uses less digits than its factorization.
206143492047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1857148617.
The product of its (nonzero) digits is 290304, while the sum is 42.
The spelling of 206143492047 in words is "two hundred six billion, one hundred forty-three million, four hundred ninety-two thousand, forty-seven".
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