Base | Representation |
---|---|
bin | 11100011001100000… |
… | …100110000000111110 |
3 | 2220201002110222112012 |
4 | 130121200212000332 |
5 | 444422120331130 |
6 | 22001433211222 |
7 | 2126432030333 |
oct | 343140460076 |
9 | 86632428465 |
10 | 30492745790 |
11 | 11a283a6261 |
12 | 5aabb60b12 |
13 | 2b4c4aa360 |
14 | 1693a7298a |
15 | bd700c995 |
hex | 71982603e |
30492745790 has 32 divisors (see below), whose sum is σ = 59118413760. Its totient is φ = 11257069824.
The previous prime is 30492745763. The next prime is 30492745889. The reversal of 30492745790 is 9754729403.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1026527 + ... + 1055813.
It is an arithmetic number, because the mean of its divisors is an integer number (1847450430).
Almost surely, 230492745790 is an apocalyptic number.
30492745790 is a deficient number, since it is larger than the sum of its proper divisors (28625667970).
30492745790 is a wasteful number, since it uses less digits than its factorization.
30492745790 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37316.
The product of its (nonzero) digits is 1905120, while the sum is 50.
The spelling of 30492745790 in words is "thirty billion, four hundred ninety-two million, seven hundred forty-five thousand, seven hundred ninety".
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