Base | Representation |
---|---|
bin | 11001010011110101100… |
… | …00000101000111111001 |
3 | 10002010200220101110022210 |
4 | 30221322300011013321 |
5 | 103222012030134131 |
6 | 1503301451405333 |
7 | 116554362662604 |
oct | 14517260050771 |
9 | 3063626343283 |
10 | 869642818041 |
11 | 3058a4776768 |
12 | 120661753849 |
13 | 640123c4b4a |
14 | 3013b76133b |
15 | 1794c39b146 |
hex | ca7ac051f9 |
869642818041 has 8 divisors (see below), whose sum is σ = 1165531653280. Its totient is φ = 576757930752.
The previous prime is 869642818003. The next prime is 869642818073. The reversal of 869642818041 is 140818246968.
It is a happy number.
869642818041 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 869642818041 - 29 = 869642817529 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (869642818841) 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, 750986311 + ... + 750987468.
It is an arithmetic number, because the mean of its divisors is an integer number (145691456660).
Almost surely, 2869642818041 is an apocalyptic number.
It is an amenable number.
869642818041 is a deficient number, since it is larger than the sum of its proper divisors (295888835239).
869642818041 is a wasteful number, since it uses less digits than its factorization.
869642818041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1501973975.
The product of its (nonzero) digits is 5308416, while the sum is 57.
The spelling of 869642818041 in words is "eight hundred sixty-nine billion, six hundred forty-two million, eight hundred eighteen thousand, forty-one".
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