Base | Representation |
---|---|
bin | 110011110000000… |
… | …101110101000111 |
3 | 2020111202101222002 |
4 | 303300011311013 |
5 | 3234232313212 |
6 | 222053255515 |
7 | 30341646653 |
oct | 6360056507 |
9 | 2214671862 |
10 | 868244807 |
11 | 4061131a1 |
12 | 20293459b |
13 | 10ab58831 |
14 | 83451a63 |
15 | 51357ac2 |
hex | 33c05d47 |
868244807 has 4 divisors (see below), whose sum is σ = 896252736. Its totient is φ = 840236880.
The previous prime is 868244749. The next prime is 868244821. The reversal of 868244807 is 708442868.
It is a happy number.
868244807 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 868244807 - 226 = 801135943 is a prime.
It is a super-3 number, since 3×8682448073 (a number of 28 digits) contains 333 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 (868244827) 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, 14003918 + ... + 14003979.
It is an arithmetic number, because the mean of its divisors is an integer number (224063184).
Almost surely, 2868244807 is an apocalyptic number.
868244807 is a deficient number, since it is larger than the sum of its proper divisors (28007929).
868244807 is a wasteful number, since it uses less digits than its factorization.
868244807 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28007928.
The product of its (nonzero) digits is 688128, while the sum is 47.
The square root of 868244807 is about 29465.9940779197. The cubic root of 868244807 is about 953.9978548474.
The spelling of 868244807 in words is "eight hundred sixty-eight million, two hundred forty-four thousand, eight hundred seven".
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