Base | Representation |
---|---|
bin | 1100110000011000001011… |
… | …00101001101011010000110 |
3 | 10200022121022022122102000210 |
4 | 12120030011211031122012 |
5 | 12134034433403104002 |
6 | 135354122221220250 |
7 | 5623404105623313 |
oct | 630140545153206 |
9 | 120277268572023 |
10 | 28050525050502 |
11 | 8a3518512a559 |
12 | 3190468101686 |
13 | 12861cb660b86 |
14 | 6cd91cc63d0a |
15 | 3399d280696c |
hex | 19830594d686 |
28050525050502 has 32 divisors (see below), whose sum is σ = 58540630401792. Its totient is φ = 8943583914144.
The previous prime is 28050525050467. The next prime is 28050525050507. The reversal of 28050525050502 is 20505052505082.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28050525050507) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22010448 + ... + 23249964.
It is an arithmetic number, because the mean of its divisors is an integer number (1829394700056).
Almost surely, 228050525050502 is an apocalyptic number.
28050525050502 is an abundant number, since it is smaller than the sum of its proper divisors (30490105351290).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28050525050502 is a wasteful number, since it uses less digits than its factorization.
28050525050502 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1403532.
The product of its (nonzero) digits is 200000, while the sum is 39.
Adding to 28050525050502 its reverse (20505052505082), we get a palindrome (48555577555584).
The spelling of 28050525050502 in words is "twenty-eight trillion, fifty billion, five hundred twenty-five million, fifty thousand, five hundred two".
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