Base | Representation |
---|---|
bin | 1111101100011010… |
… | …01100001110110000 |
3 | 210202012021212022211 |
4 | 13312031030032300 |
5 | 114223424323100 |
6 | 3512022141504 |
7 | 415536406651 |
oct | 76615141660 |
9 | 23665255284 |
10 | 8425620400 |
11 | 363405234a |
12 | 1771881894 |
13 | a43785102 |
14 | 59d01b528 |
15 | 344a701ba |
hex | 1f634c3b0 |
8425620400 has 30 divisors (see below), whose sum is σ = 20242553972. Its totient is φ = 3370248000.
The previous prime is 8425620367. The next prime is 8425620407. The reversal of 8425620400 is 40265248.
It is not an unprimeable number, because it can be changed into a prime (8425620407) 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 5 ways as a sum of consecutive naturals, for example, 10531626 + ... + 10532425.
Almost surely, 28425620400 is an apocalyptic number.
8425620400 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
8425620400 is an abundant number, since it is smaller than the sum of its proper divisors (11816933572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8425620400 is a wasteful number, since it uses less digits than its factorization.
8425620400 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21064069 (or 21064058 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 31.
The square root of 8425620400 is about 91791.1782253611. The cubic root of 8425620400 is about 2034.8573208589.
Adding to 8425620400 its reverse (40265248), we get a palindrome (8465885648).
The spelling of 8425620400 in words is "eight billion, four hundred twenty-five million, six hundred twenty thousand, four hundred".
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