Base | Representation |
---|---|
bin | 1100111001001111011110… |
… | …00110001100001011100111 |
3 | 10201101201110000021012202022 |
4 | 12130213233012030023213 |
5 | 12204032211131421104 |
6 | 140150052043533355 |
7 | 5654405401333226 |
oct | 634475706141347 |
9 | 121351400235668 |
10 | 28355090498279 |
11 | 9042365409296 |
12 | 321b4a652a25b |
13 | 12a8b4829ca6c |
14 | 70057246acbd |
15 | 3428aabd0bbe |
hex | 19c9ef18c2e7 |
28355090498279 has 2 divisors, whose sum is σ = 28355090498280. Its totient is φ = 28355090498278.
The previous prime is 28355090498263. The next prime is 28355090498303. The reversal of 28355090498279 is 97289409055382.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 28355090498279 - 24 = 28355090498263 is a prime.
It is a super-2 number, since 2×283550904982792 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (28355090498209) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14177545249139 + 14177545249140.
It is an arithmetic number, because the mean of its divisors is an integer number (14177545249140).
Almost surely, 228355090498279 is an apocalyptic number.
28355090498279 is a deficient number, since it is larger than the sum of its proper divisors (1).
28355090498279 is an equidigital number, since it uses as much as digits as its factorization.
28355090498279 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 391910400, while the sum is 71.
The spelling of 28355090498279 in words is "twenty-eight trillion, three hundred fifty-five billion, ninety million, four hundred ninety-eight thousand, two hundred seventy-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •