Base | Representation |
---|---|
bin | 110011110010110… |
… | …000010011011111 |
3 | 2020120001212210201 |
4 | 303302300103133 |
5 | 3234422134241 |
6 | 222120244331 |
7 | 30350615503 |
oct | 6362602337 |
9 | 2216055721 |
10 | 868943071 |
11 | 40654a877 |
12 | 2030106a7 |
13 | 10b0415c9 |
14 | 83594303 |
15 | 51444931 |
hex | 33cb04df |
868943071 has 8 divisors (see below), whose sum is σ = 876355200. Its totient is φ = 861547800.
The previous prime is 868943029. The next prime is 868943099. The reversal of 868943071 is 170349868.
It is a happy number.
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 868943071 - 29 = 868942559 is a prime.
It is a super-2 number, since 2×8689430712 = 1510124121277822082, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (868943371) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112896 + ... + 120346.
It is an arithmetic number, because the mean of its divisors is an integer number (109544400).
Almost surely, 2868943071 is an apocalyptic number.
868943071 is a deficient number, since it is larger than the sum of its proper divisors (7412129).
868943071 is a wasteful number, since it uses less digits than its factorization.
868943071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8429.
The product of its (nonzero) digits is 290304, while the sum is 46.
The square root of 868943071 is about 29477.8403381252. The cubic root of 868943071 is about 954.2535292288.
The spelling of 868943071 in words is "eight hundred sixty-eight million, nine hundred forty-three thousand, seventy-one".
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