Base | Representation |
---|---|
bin | 100001000100… |
… | …011001010000 |
3 | 121022102021220 |
4 | 201010121100 |
5 | 4204400002 |
6 | 505445040 |
7 | 133453221 |
oct | 41043120 |
9 | 17272256 |
10 | 8668752 |
11 | 4990a64 |
12 | 2aa0780 |
13 | 1a46951 |
14 | 1219248 |
15 | b637bc |
hex | 844650 |
8668752 has 40 divisors (see below), whose sum is σ = 22781280. Its totient is φ = 2839680.
The previous prime is 8668741. The next prime is 8668763. The reversal of 8668752 is 2578668.
It is an interprime number because it is at equal distance from previous prime (8668741) and next prime (8668763).
It is a super-2 number, since 2×86687522 = 150294522475008, which contains 22 as substring.
It is a d-powerful number, because it can be written as 82 + 6 + 67 + 82 + 72 + 52 + 223 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1302 + ... + 4362.
It is an arithmetic number, because the mean of its divisors is an integer number (569532).
Almost surely, 28668752 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8668752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11390640).
8668752 is an abundant number, since it is smaller than the sum of its proper divisors (14112528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8668752 is a wasteful number, since it uses less digits than its factorization.
8668752 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3131 (or 3125 counting only the distinct ones).
The product of its digits is 161280, while the sum is 42.
The square root of 8668752 is about 2944.2744437297. The cubic root of 8668752 is about 205.4244783792.
The spelling of 8668752 in words is "eight million, six hundred sixty-eight thousand, seven hundred fifty-two".
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