Base | Representation |
---|---|
bin | 1100110000100110110000… |
… | …10011010011100111010000 |
3 | 10200100100112000200011121111 |
4 | 12120103120103103213100 |
5 | 12134202002430122300 |
6 | 135401455215103104 |
7 | 5624102126035225 |
oct | 630233023234720 |
9 | 120310460604544 |
10 | 28058355317200 |
11 | 8a3853310784a |
12 | 3191a92511a94 |
13 | 1286b78986190 |
14 | 6d0062b8794c |
15 | 339cdee759ba |
hex | 1984d84d39d0 |
28058355317200 has 60 divisors (see below), whose sum is σ = 72595598559148. Its totient is φ = 10360008115200.
The previous prime is 28058355317159. The next prime is 28058355317203. The reversal of 28058355317200 is 271355385082.
It can be written as a sum of positive squares in 6 ways, for example, as 5316787425856 + 22741567891344 = 2305816^2 + 4768812^2 .
It is a super-3 number, since 3×280583553172003 (a number of 41 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28058355317203) 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, 2697913581 + ... + 2697923980.
Almost surely, 228058355317200 is an apocalyptic number.
28058355317200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
28058355317200 is an abundant number, since it is smaller than the sum of its proper divisors (44537243241948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28058355317200 is a wasteful number, since it uses less digits than its factorization.
28058355317200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5395837592 (or 5395837581 counting only the distinct ones).
The product of its (nonzero) digits is 2016000, while the sum is 49.
The spelling of 28058355317200 in words is "twenty-eight trillion, fifty-eight billion, three hundred fifty-five million, three hundred seventeen thousand, two hundred".
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