Base | Representation |
---|---|
bin | 1101000100101011110100… |
… | …10010001111111110000110 |
3 | 10202210022022012120100122011 |
4 | 12202111322102033332012 |
5 | 12232002423013411421 |
6 | 141050434420124434 |
7 | 6024664605466153 |
oct | 642257222177606 |
9 | 122708265510564 |
10 | 28748267716486 |
11 | 918408772974a |
12 | 328373483671a |
13 | 1306c47243ac6 |
14 | 7155d044522a |
15 | 34cc1d6194e1 |
hex | 1a257a48ff86 |
28748267716486 has 32 divisors (see below), whose sum is σ = 45703176488640. Its totient is φ = 13515513209856.
The previous prime is 28748267716477. The next prime is 28748267716513. The reversal of 28748267716486 is 68461776284782.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 654344176 + ... + 654388108.
It is an arithmetic number, because the mean of its divisors is an integer number (1428224265270).
Almost surely, 228748267716486 is an apocalyptic number.
28748267716486 is a deficient number, since it is larger than the sum of its proper divisors (16954908772154).
28748267716486 is a wasteful number, since it uses less digits than its factorization.
28748267716486 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62128.
The product of its digits is 2427715584, while the sum is 76.
The spelling of 28748267716486 in words is "twenty-eight trillion, seven hundred forty-eight billion, two hundred sixty-seven million, seven hundred sixteen thousand, four hundred eighty-six".
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