Base | Representation |
---|---|
bin | 11010001000000100… |
… | …111100110011000010 |
3 | 2200102001022000220121 |
4 | 122020010330303002 |
5 | 424423004142004 |
6 | 20515352530454 |
7 | 2012113613644 |
oct | 321004746302 |
9 | 80361260817 |
10 | 28052802754 |
11 | 10996091a09 |
12 | 552a9b0a2a |
13 | 2850b47a92 |
14 | 15019b6894 |
15 | ae2be6854 |
hex | 68813ccc2 |
28052802754 has 8 divisors (see below), whose sum is σ = 43530211260. Its totient is φ = 13542732336.
The previous prime is 28052802749. The next prime is 28052802761. The reversal of 28052802754 is 45720825082.
It can be written as a sum of positive squares in 2 ways, for example, as 27121149225 + 931653529 = 164685^2 + 30523^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 28052802754.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 241834449 + ... + 241834564.
Almost surely, 228052802754 is an apocalyptic number.
28052802754 is a deficient number, since it is larger than the sum of its proper divisors (15477408506).
28052802754 is a wasteful number, since it uses less digits than its factorization.
28052802754 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 483669044.
The product of its (nonzero) digits is 358400, while the sum is 43.
The spelling of 28052802754 in words is "twenty-eight billion, fifty-two million, eight hundred two thousand, seven hundred fifty-four".
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