Base | Representation |
---|---|
bin | 111001011000… |
… | …1000011100110 |
3 | 2002121111100020 |
4 | 1302301003212 |
5 | 30200212400 |
6 | 2552500010 |
7 | 513502251 |
oct | 162610346 |
9 | 62544306 |
10 | 30085350 |
11 | 15a89629 |
12 | a0aa606 |
13 | 6304aa9 |
14 | 3dd2098 |
15 | 29942a0 |
hex | 1cb10e6 |
30085350 has 24 divisors (see below), whose sum is σ = 74612040. Its totient is φ = 8022720.
The previous prime is 30085343. The next prime is 30085351. The reversal of 30085350 is 5358003.
It is a self number, because there is not a number n which added to its sum of digits gives 30085350.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30085351) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100135 + ... + 100434.
It is an arithmetic number, because the mean of its divisors is an integer number (3108835).
Almost surely, 230085350 is an apocalyptic number.
30085350 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
30085350 is an abundant number, since it is smaller than the sum of its proper divisors (44526690).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30085350 is a wasteful number, since it uses less digits than its factorization.
30085350 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 200584 (or 200579 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 24.
The square root of 30085350 is about 5485.0113947010. The cubic root of 30085350 is about 311.0176408076.
The spelling of 30085350 in words is "thirty million, eighty-five thousand, three hundred fifty".
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