Base | Representation |
---|---|
bin | 11100011010001111… |
… | …010110111111011000 |
3 | 2220201221112211000121 |
4 | 130122033112333120 |
5 | 444433240130031 |
6 | 22002552043024 |
7 | 2126641156453 |
oct | 343217267730 |
9 | 86657484017 |
10 | 30505005016 |
11 | 11a34309852 |
12 | 5ab4093474 |
13 | 2b51bb0335 |
14 | 169554449a |
15 | bd8130011 |
hex | 71a3d6fd8 |
30505005016 has 32 divisors (see below), whose sum is σ = 58096281600. Its totient is φ = 15013833120.
The previous prime is 30505004863. The next prime is 30505005031. The reversal of 30505005016 is 61050050503.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136281 + ... + 282103.
It is an arithmetic number, because the mean of its divisors is an integer number (1815508800).
Almost surely, 230505005016 is an apocalyptic number.
It is an amenable number.
30505005016 is a deficient number, since it is larger than the sum of its proper divisors (27591276584).
30505005016 is a wasteful number, since it uses less digits than its factorization.
30505005016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 146239 (or 146235 counting only the distinct ones).
The product of its (nonzero) digits is 2250, while the sum is 25.
Adding to 30505005016 its reverse (61050050503), we get a palindrome (91555055519).
The spelling of 30505005016 in words is "thirty billion, five hundred five million, five thousand, sixteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •