Base | Representation |
---|---|
bin | 111001011000… |
… | …1000011011111 |
3 | 2002121111022222 |
4 | 1302301003133 |
5 | 30200212333 |
6 | 2552455555 |
7 | 513502241 |
oct | 162610337 |
9 | 62544288 |
10 | 30085343 |
11 | 15a89622 |
12 | a0aa5bb |
13 | 6304aa2 |
14 | 3dd2091 |
15 | 2994298 |
hex | 1cb10df |
30085343 has 2 divisors, whose sum is σ = 30085344. Its totient is φ = 30085342.
The previous prime is 30085331. The next prime is 30085351. The reversal of 30085343 is 34358003.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 30085343 - 210 = 30084319 is a prime.
It is a Sophie Germain prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30085313) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15042671 + 15042672.
It is an arithmetic number, because the mean of its divisors is an integer number (15042672).
Almost surely, 230085343 is an apocalyptic number.
30085343 is a deficient number, since it is larger than the sum of its proper divisors (1).
30085343 is an equidigital number, since it uses as much as digits as its factorization.
30085343 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4320, while the sum is 26.
The square root of 30085343 is about 5485.0107565984. The cubic root of 30085343 is about 311.0176166859.
The spelling of 30085343 in words is "thirty million, eighty-five thousand, three hundred forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •