Base | Representation |
---|---|
bin | 11010000101010110… |
… | …011010011101101100 |
3 | 2200021212012111122122 |
4 | 122011112122131230 |
5 | 424324301032233 |
6 | 20511040132112 |
7 | 2011016663165 |
oct | 320526323554 |
9 | 80255174578 |
10 | 28007049068 |
11 | 10972281549 |
12 | 5517607038 |
13 | 28445183ab |
14 | 14d98a676c |
15 | addba9d98 |
hex | 68559a76c |
28007049068 has 6 divisors (see below), whose sum is σ = 49012335876. Its totient is φ = 14003524532.
The previous prime is 28007049043. The next prime is 28007049097. The reversal of 28007049068 is 86094070082.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3500881130 + ... + 3500881137.
It is an arithmetic number, because the mean of its divisors is an integer number (8168722646).
Almost surely, 228007049068 is an apocalyptic number.
It is an amenable number.
28007049068 is a deficient number, since it is larger than the sum of its proper divisors (21005286808).
28007049068 is a wasteful number, since it uses less digits than its factorization.
28007049068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7001762271 (or 7001762269 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 44.
The spelling of 28007049068 in words is "twenty-eight billion, seven million, forty-nine thousand, sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.090 sec. • engine limits •