Base | Representation |
---|---|
bin | 101111110111101… |
… | …110000010011001 |
3 | 2001222020111222111 |
4 | 233313232002121 |
5 | 3121100320031 |
6 | 211405552321 |
7 | 25621353220 |
oct | 5767560231 |
9 | 2058214874 |
10 | 803135641 |
11 | 382392770 |
12 | 1a4b756a1 |
13 | ca5101b9 |
14 | 78943cb7 |
15 | 4a7961b1 |
hex | 2fdee099 |
803135641 has 16 divisors (see below), whose sum is σ = 1060214400. Its totient is φ = 589006080.
The previous prime is 803135623. The next prime is 803135647. The reversal of 803135641 is 146531308.
It is a cyclic number.
It is not a de Polignac number, because 803135641 - 213 = 803127449 is a prime.
It is not an unprimeable number, because it can be changed into a prime (803135647) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305466 + ... + 308083.
It is an arithmetic number, because the mean of its divisors is an integer number (66263400).
Almost surely, 2803135641 is an apocalyptic number.
It is an amenable number.
803135641 is a deficient number, since it is larger than the sum of its proper divisors (257078759).
803135641 is a wasteful number, since it uses less digits than its factorization.
803135641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 613584.
The product of its (nonzero) digits is 8640, while the sum is 31.
The square root of 803135641 is about 28339.6478630205. The cubic root of 803135641 is about 929.5290485589.
Adding to 803135641 its reverse (146531308), we get a palindrome (949666949).
The spelling of 803135641 in words is "eight hundred three million, one hundred thirty-five thousand, six hundred forty-one".
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