Base | Representation |
---|---|
bin | 11010001000011000… |
… | …110010010100001100 |
3 | 2200102102002012220012 |
4 | 122020120302110030 |
5 | 424430322041300 |
6 | 20520100212352 |
7 | 2012206042100 |
oct | 321030622414 |
9 | 80372065805 |
10 | 28058002700 |
11 | 10999013792 |
12 | 553069a0b8 |
13 | 2851c48880 |
14 | 150256b900 |
15 | ae33c2435 |
hex | 68863250c |
28058002700 has 108 divisors (see below), whose sum is σ = 76274774352. Its totient is φ = 8879875200.
The previous prime is 28058002667. The next prime is 28058002711. The reversal of 28058002700 is 720085082.
It is an unprimeable number.
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 35 ways as a sum of consecutive naturals, for example, 156536 + ... + 283935.
Almost surely, 228058002700 is an apocalyptic number.
28058002700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
28058002700 is an abundant number, since it is smaller than the sum of its proper divisors (48216771652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28058002700 is a wasteful number, since it uses less digits than its factorization.
28058002700 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 440512 (or 440498 counting only the distinct ones).
The product of its (nonzero) digits is 8960, while the sum is 32.
Adding to 28058002700 its reverse (720085082), we get a palindrome (28778087782).
The spelling of 28058002700 in words is "twenty-eight billion, fifty-eight million, two thousand, seven hundred".
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