Base | Representation |
---|---|
bin | 11010001011010101… |
… | …101001010001000010 |
3 | 2200112212020111022101 |
4 | 122023111221101002 |
5 | 430031010321400 |
6 | 20525025301014 |
7 | 2013346620526 |
oct | 321325512102 |
9 | 80485214271 |
10 | 28107510850 |
11 | 10a13a58a11 |
12 | 554519476a |
13 | 285c291133 |
14 | 1508d77d86 |
15 | ae790156a |
hex | 68b569442 |
28107510850 has 24 divisors (see below), whose sum is σ = 52326628560. Its totient is φ = 11232970320.
The previous prime is 28107510839. The next prime is 28107510859. The reversal of 28107510850 is 5801570182.
It is not an unprimeable number, because it can be changed into a prime (28107510859) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 194140 + ... + 306439.
It is an arithmetic number, because the mean of its divisors is an integer number (2180276190).
Almost surely, 228107510850 is an apocalyptic number.
28107510850 is a deficient number, since it is larger than the sum of its proper divisors (24219117710).
28107510850 is a wasteful number, since it uses less digits than its factorization.
28107510850 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 501714 (or 501709 counting only the distinct ones).
The product of its (nonzero) digits is 22400, while the sum is 37.
The spelling of 28107510850 in words is "twenty-eight billion, one hundred seven million, five hundred ten thousand, eight hundred fifty".
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