Base | Representation |
---|---|
bin | 1011111100110001111… |
… | …0001100001110000011 |
3 | 201121220021202011022201 |
4 | 2333030132030032003 |
5 | 11330420221214342 |
6 | 234151041214031 |
7 | 20555242415233 |
oct | 2771436141603 |
9 | 647807664281 |
10 | 205293929347 |
11 | 7a079086721 |
12 | 33954631317 |
13 | 16489031650 |
14 | 9d17215cc3 |
15 | 55180dadb7 |
hex | 2fcc78c383 |
205293929347 has 8 divisors (see below), whose sum is σ = 234090815616. Its totient is φ = 178354906752.
The previous prime is 205293929333. The next prime is 205293929387. The reversal of 205293929347 is 743929392502.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 205293929347 - 231 = 203146445699 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (205293929387) 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, 464465683 + ... + 464466124.
It is an arithmetic number, because the mean of its divisors is an integer number (29261351952).
Almost surely, 2205293929347 is an apocalyptic number.
205293929347 is a deficient number, since it is larger than the sum of its proper divisors (28796886269).
205293929347 is a wasteful number, since it uses less digits than its factorization.
205293929347 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 928931837.
The product of its (nonzero) digits is 7348320, while the sum is 55.
The spelling of 205293929347 in words is "two hundred five billion, two hundred ninety-three million, nine hundred twenty-nine thousand, three hundred forty-seven".
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