Base | Representation |
---|---|
bin | 1011111101111110011… |
… | …1110010111100000101 |
3 | 201122201200022010110221 |
4 | 2333133213302330011 |
5 | 11332044443324331 |
6 | 234242555344341 |
7 | 20566223325205 |
oct | 2773747627405 |
9 | 648650263427 |
10 | 205615214341 |
11 | 7a223478909 |
12 | 33a241520b1 |
13 | 1650a772704 |
14 | 9d47b6a405 |
15 | 5536401711 |
hex | 2fdf9f2f05 |
205615214341 has 4 divisors (see below), whose sum is σ = 205886833612. Its totient is φ = 205343595072.
The previous prime is 205615214303. The next prime is 205615214369. The reversal of 205615214341 is 143412516502.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 55764933316 + 149850281025 = 236146^2 + 387105^2 .
It is a cyclic number.
It is not a de Polignac number, because 205615214341 - 29 = 205615213829 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 205615214297 and 205615214306.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (205615214041) 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, 135808500 + ... + 135810013.
It is an arithmetic number, because the mean of its divisors is an integer number (51471708403).
Almost surely, 2205615214341 is an apocalyptic number.
It is an amenable number.
205615214341 is a deficient number, since it is larger than the sum of its proper divisors (271619271).
205615214341 is an equidigital number, since it uses as much as digits as its factorization.
205615214341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 271619270.
The product of its (nonzero) digits is 28800, while the sum is 34.
The spelling of 205615214341 in words is "two hundred five billion, six hundred fifteen million, two hundred fourteen thousand, three hundred forty-one".
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