Base | Representation |
---|---|
bin | 11010010011010110… |
… | …000011111110011001 |
3 | 2200220020000000111011 |
4 | 122103112003332121 |
5 | 430314402303402 |
6 | 20550224333521 |
7 | 2016600443023 |
oct | 322326037631 |
9 | 80806000434 |
10 | 28241837977 |
11 | 10a82865971 |
12 | 55821742a1 |
13 | 2881063342 |
14 | 151cb43013 |
15 | b045d6ed7 |
hex | 693583f99 |
28241837977 has 8 divisors (see below), whose sum is σ = 29745164736. Its totient is φ = 26761462992.
The previous prime is 28241837971. The next prime is 28241837999. The reversal of 28241837977 is 77973814282.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 28241837977 - 223 = 28233449369 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28241837971) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5735418 + ... + 5740339.
It is an arithmetic number, because the mean of its divisors is an integer number (3718145592).
Almost surely, 228241837977 is an apocalyptic number.
It is an amenable number.
28241837977 is a deficient number, since it is larger than the sum of its proper divisors (1503326759).
28241837977 is a wasteful number, since it uses less digits than its factorization.
28241837977 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11475887.
The product of its digits is 9483264, while the sum is 58.
The spelling of 28241837977 in words is "twenty-eight billion, two hundred forty-one million, eight hundred thirty-seven thousand, nine hundred seventy-seven".
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