Base | Representation |
---|---|
bin | 1011111001010101001… |
… | …0110001011001110001 |
3 | 201112111202210200100201 |
4 | 2332111102301121301 |
5 | 11322021224022131 |
6 | 233515131315201 |
7 | 20523301642012 |
oct | 2762522613161 |
9 | 645452720321 |
10 | 204368189041 |
11 | 79743573295 |
12 | 337365abb01 |
13 | 1636c2c4b13 |
14 | 9c6a2b9009 |
15 | 54b1bc7761 |
hex | 2f954b1671 |
204368189041 has 9 divisors (see below), whose sum is σ = 207801449739. Its totient is φ = 200990766600.
The previous prime is 204368189023. The next prime is 204368189071. The reversal of 204368189041 is 140981863402.
The square root of 204368189041 is 452071.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 6645673441 + 197722515600 = 81521^2 + 444660^2 .
It is not a de Polignac number, because 204368189041 - 211 = 204368186993 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 204368188982 and 204368189000.
It is not an unprimeable number, because it can be changed into a prime (204368189071) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 27572626 + ... + 27580036.
It is an arithmetic number, because the mean of its divisors is an integer number (23089049971).
Almost surely, 2204368189041 is an apocalyptic number.
204368189041 is the 452071-st square number.
204368189041 is the 226036-th centered octagonal number.
It is an amenable number.
204368189041 is a deficient number, since it is larger than the sum of its proper divisors (3433260698).
204368189041 is an frugal number, since it uses more digits than its factorization.
204368189041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14944 (or 7472 counting only the distinct ones).
The product of its (nonzero) digits is 331776, while the sum is 46.
The spelling of 204368189041 in words is "two hundred four billion, three hundred sixty-eight million, one hundred eighty-nine thousand, forty-one".
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