Base | Representation |
---|---|
bin | 1101001010111011101011… |
… | …10111111110111011000000 |
3 | 10210112211102020021021221011 |
4 | 12211131311313332323000 |
5 | 12244012101133234343 |
6 | 141333220353010304 |
7 | 6046334463516100 |
oct | 645356567767300 |
9 | 123484366237834 |
10 | 28962942086848 |
11 | 9257129822560 |
12 | 32b9266853994 |
13 | 13212697a9563 |
14 | 721b573c5200 |
15 | 3535d4ed029d |
hex | 1a5775dfeec0 |
28962942086848 has 168 divisors, whose sum is σ = 76773292102080. Its totient is φ = 10690354321920.
The previous prime is 28962942086797. The next prime is 28962942086851. The reversal of 28962942086848 is 84868024926982.
It is a super-3 number, since 3×289629420868483 (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Harshad number since it is a multiple of its sum of digits (76).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21439390 + ... + 22750237.
It is an arithmetic number, because the mean of its divisors is an integer number (456983881560).
Almost surely, 228962942086848 is an apocalyptic number.
28962942086848 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
28962942086848 is an abundant number, since it is smaller than the sum of its proper divisors (47810350015232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28962942086848 is a wasteful number, since it uses less digits than its factorization.
28962942086848 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44189683 (or 44189666 counting only the distinct ones).
The product of its (nonzero) digits is 1528823808, while the sum is 76.
The spelling of 28962942086848 in words is "twenty-eight trillion, nine hundred sixty-two billion, nine hundred forty-two million, eighty-six thousand, eight hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •