Base | Representation |
---|---|
bin | 1101100011001… |
… | …0010000111110 |
3 | 10221221012201102 |
4 | 3120302100332 |
5 | 104022011430 |
6 | 5350013102 |
7 | 1260016121 |
oct | 330622076 |
9 | 127835642 |
10 | 56828990 |
11 | 2a095509 |
12 | 17047192 |
13 | ba0982a |
14 | 77943b8 |
15 | 4ec8345 |
hex | 363243e |
56828990 has 8 divisors (see below), whose sum is σ = 102292200. Its totient is φ = 22731592.
The previous prime is 56828987. The next prime is 56828999. The reversal of 56828990 is 9982865.
56828990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56828999) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2841440 + ... + 2841459.
It is an arithmetic number, because the mean of its divisors is an integer number (12786525).
Almost surely, 256828990 is an apocalyptic number.
56828990 is a deficient number, since it is larger than the sum of its proper divisors (45463210).
56828990 is a wasteful number, since it uses less digits than its factorization.
56828990 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5682906.
The product of its (nonzero) digits is 311040, while the sum is 47.
The square root of 56828990 is about 7538.5005140280. The cubic root of 56828990 is about 384.4648549708.
The spelling of 56828990 in words is "fifty-six million, eight hundred twenty-eight thousand, nine hundred ninety".
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