Base | Representation |
---|---|
bin | 11100001111110101… |
… | …101110110101111001 |
3 | 2220021210012210110100 |
4 | 130033311232311321 |
5 | 444104102433214 |
6 | 21533400110013 |
7 | 2122422056610 |
oct | 341765566571 |
9 | 86253183410 |
10 | 30330514809 |
11 | 1195486a771 |
12 | 5a65765309 |
13 | 2b249b82aa |
14 | 167a2c2877 |
15 | bc7b64309 |
hex | 70fd6ed79 |
30330514809 has 48 divisors (see below), whose sum is σ = 51843841920. Its totient is φ = 16718607360.
The previous prime is 30330514729. The next prime is 30330514811. The reversal of 30330514809 is 90841503303.
30330514809 is a `hidden beast` number, since 30 + 3 + 30 + 514 + 80 + 9 = 666.
It is not a de Polignac number, because 30330514809 - 27 = 30330514681 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30330514889) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2132329 + ... + 2146505.
It is an arithmetic number, because the mean of its divisors is an integer number (1080080040).
Almost surely, 230330514809 is an apocalyptic number.
It is an amenable number.
30330514809 is a deficient number, since it is larger than the sum of its proper divisors (21513327111).
30330514809 is a wasteful number, since it uses less digits than its factorization.
30330514809 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15390 (or 15387 counting only the distinct ones).
The product of its (nonzero) digits is 38880, while the sum is 36.
The spelling of 30330514809 in words is "thirty billion, three hundred thirty million, five hundred fourteen thousand, eight hundred nine".
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