Base | Representation |
---|---|
bin | 10010001100101… |
… | …111101010001110 |
3 | 210021112102011021 |
4 | 102030233222032 |
5 | 1111131041310 |
6 | 50144144354 |
7 | 10365161230 |
oct | 2214575216 |
9 | 707472137 |
10 | 305330830 |
11 | 147395632 |
12 | 863080ba |
13 | 4b34633c |
14 | 2c7a0250 |
15 | 1bc135da |
hex | 1232fa8e |
305330830 has 32 divisors (see below), whose sum is σ = 629291520. Its totient is φ = 104487840.
The previous prime is 305330807. The next prime is 305330843. The reversal of 305330830 is 38033503.
It is a junction number, because it is equal to n+sod(n) for n = 305330795 and 305330804.
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, 36151 + ... + 43789.
It is an arithmetic number, because the mean of its divisors is an integer number (19665360).
Almost surely, 2305330830 is an apocalyptic number.
305330830 is an abundant number, since it is smaller than the sum of its proper divisors (323960690).
305330830 is a wasteful number, since it uses less digits than its factorization.
305330830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8224.
The product of its (nonzero) digits is 3240, while the sum is 25.
The square root of 305330830 is about 17473.7182648685. The cubic root of 305330830 is about 673.3748411384.
The spelling of 305330830 in words is "three hundred five million, three hundred thirty thousand, eight hundred thirty".
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