Base | Representation |
---|---|
bin | 11010000101100110… |
… | …101111000110001011 |
3 | 2200022011020220002021 |
4 | 122011212233012023 |
5 | 424331344443013 |
6 | 20511311545311 |
7 | 2011101233650 |
oct | 320546570613 |
9 | 80264226067 |
10 | 28011327883 |
11 | 10974734260 |
12 | 5518b2b237 |
13 | 2845385b36 |
14 | 14da29bc27 |
15 | ade252a8d |
hex | 6859af18b |
28011327883 has 16 divisors (see below), whose sum is σ = 36441616896. Its totient is φ = 20878007040.
The previous prime is 28011327881. The next prime is 28011327889. The reversal of 28011327883 is 38872311082.
It is not a de Polignac number, because 28011327883 - 21 = 28011327881 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28011327881) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7906566 + ... + 7910107.
It is an arithmetic number, because the mean of its divisors is an integer number (2277601056).
Almost surely, 228011327883 is an apocalyptic number.
28011327883 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
28011327883 is a deficient number, since it is larger than the sum of its proper divisors (8430289013).
28011327883 is a wasteful number, since it uses less digits than its factorization.
28011327883 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15816714.
The product of its (nonzero) digits is 129024, while the sum is 43.
The spelling of 28011327883 in words is "twenty-eight billion, eleven million, three hundred twenty-seven thousand, eight hundred eighty-three".
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