Base | Representation |
---|---|
bin | 11010000110100100… |
… | …011011011111010111 |
3 | 2200100021200112202012 |
4 | 122012210123133113 |
5 | 424400020004003 |
6 | 20513050334435 |
7 | 2011355552312 |
oct | 320644333727 |
9 | 80307615665 |
10 | 28027500503 |
11 | 1098287aa62 |
12 | 552242a41b |
13 | 2848829132 |
14 | 14dc4ab979 |
15 | ae08998d8 |
hex | 68691b7d7 |
28027500503 has 2 divisors, whose sum is σ = 28027500504. Its totient is φ = 28027500502.
The previous prime is 28027500467. The next prime is 28027500541. The reversal of 28027500503 is 30500572082.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 28027500503 - 212 = 28027496407 is a prime.
It is a Sophie Germain prime.
It is a self number, because there is not a number n which added to its sum of digits gives 28027500503.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (28027500583) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14013750251 + 14013750252.
It is an arithmetic number, because the mean of its divisors is an integer number (14013750252).
Almost surely, 228027500503 is an apocalyptic number.
28027500503 is a deficient number, since it is larger than the sum of its proper divisors (1).
28027500503 is an equidigital number, since it uses as much as digits as its factorization.
28027500503 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 16800, while the sum is 32.
The spelling of 28027500503 in words is "twenty-eight billion, twenty-seven million, five hundred thousand, five hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •