Base | Representation |
---|---|
bin | 1011101011110001010… |
… | …1000101110001000010 |
3 | 201012010002102001222122 |
4 | 2322330111011301002 |
5 | 11242042401001431 |
6 | 232114020404242 |
7 | 20334142021451 |
oct | 2727425056102 |
9 | 635102361878 |
10 | 200728140866 |
11 | 78145891210 |
12 | 32a9b546682 |
13 | 15c0c132266 |
14 | 9a02aa2b98 |
15 | 534c354a7b |
hex | 2ebc545c42 |
200728140866 has 32 divisors (see below), whose sum is σ = 347825342592. Its totient is φ = 85863202560.
The previous prime is 200728140863. The next prime is 200728140887. The reversal of 200728140866 is 668041827002.
It is not an unprimeable number, because it can be changed into a prime (200728140863) 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, 3937955 + ... + 3988601.
It is an arithmetic number, because the mean of its divisors is an integer number (10869541956).
Almost surely, 2200728140866 is an apocalyptic number.
200728140866 is a deficient number, since it is larger than the sum of its proper divisors (147097201726).
200728140866 is a wasteful number, since it uses less digits than its factorization.
200728140866 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61274.
The product of its (nonzero) digits is 258048, while the sum is 44.
Adding to 200728140866 its reverse (668041827002), we get a palindrome (868769967868).
The spelling of 200728140866 in words is "two hundred billion, seven hundred twenty-eight million, one hundred forty thousand, eight hundred sixty-six".
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