Base | Representation |
---|---|
bin | 11010001000101100… |
… | …001010011110100111 |
3 | 2200102202122021221111 |
4 | 122020230022132213 |
5 | 424433122114112 |
6 | 20520401125451 |
7 | 2012300156533 |
oct | 321054123647 |
9 | 80382567844 |
10 | 28063082407 |
11 | 109a0973198 |
12 | 5532329887 |
13 | 2853006a09 |
14 | 15030d0bc3 |
15 | ae3a775a7 |
hex | 688b0a7a7 |
28063082407 has 2 divisors, whose sum is σ = 28063082408. Its totient is φ = 28063082406.
The previous prime is 28063082321. The next prime is 28063082449. The reversal of 28063082407 is 70428036082.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 28063082407 - 227 = 27928864679 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 28063082407.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (28063082497) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14031541203 + 14031541204.
It is an arithmetic number, because the mean of its divisors is an integer number (14031541204).
Almost surely, 228063082407 is an apocalyptic number.
28063082407 is a deficient number, since it is larger than the sum of its proper divisors (1).
28063082407 is an equidigital number, since it uses as much as digits as its factorization.
28063082407 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 129024, while the sum is 40.
The spelling of 28063082407 in words is "twenty-eight billion, sixty-three million, eighty-two thousand, four hundred seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.100 sec. • engine limits •