Base | Representation |
---|---|
bin | 11110000000111111010000 |
3 | 112210202101001 |
4 | 132000333100 |
5 | 4003241433 |
6 | 440351344 |
7 | 123610564 |
oct | 36007720 |
9 | 15722331 |
10 | 7868368 |
11 | 4494692 |
12 | 2775554 |
13 | 1826551 |
14 | 108b6a4 |
15 | a5657d |
hex | 780fd0 |
7868368 has 10 divisors (see below), whose sum is σ = 15244994. Its totient is φ = 3934176.
The previous prime is 7868363. The next prime is 7868381. The reversal of 7868368 is 8638687.
It can be written as a sum of positive squares in only one way, i.e., 5817744 + 2050624 = 2412^2 + 1432^2 .
It is a super-2 number, since 2×78683682 = 123822429966848, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7868363) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245871 + ... + 245902.
Almost surely, 27868368 is an apocalyptic number.
It is an amenable number.
7868368 is a deficient number, since it is larger than the sum of its proper divisors (7376626).
7868368 is a wasteful number, since it uses less digits than its factorization.
7868368 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 491781 (or 491775 counting only the distinct ones).
The product of its digits is 387072, while the sum is 46.
The square root of 7868368 is about 2805.0611401536. The cubic root of 7868368 is about 198.8969947465.
The spelling of 7868368 in words is "seven million, eight hundred sixty-eight thousand, three hundred sixty-eight".
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