Base | Representation |
---|---|
bin | 111010101010… |
… | …0001000110001 |
3 | 2010212102122012 |
4 | 1311110020301 |
5 | 30333101304 |
6 | 3015052305 |
7 | 522253565 |
oct | 165241061 |
9 | 63772565 |
10 | 30753329 |
11 | 163a5482 |
12 | a371095 |
13 | 64a9b49 |
14 | 41276a5 |
15 | 2a7716e |
hex | 1d54231 |
30753329 has 2 divisors, whose sum is σ = 30753330. Its totient is φ = 30753328.
The previous prime is 30753313. The next prime is 30753341. The reversal of 30753329 is 92335703.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 27040000 + 3713329 = 5200^2 + 1927^2 .
It is a cyclic number.
It is not a de Polignac number, because 30753329 - 24 = 30753313 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30753295 and 30753304.
It is not a weakly prime, because it can be changed into another prime (30752329) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15376664 + 15376665.
It is an arithmetic number, because the mean of its divisors is an integer number (15376665).
Almost surely, 230753329 is an apocalyptic number.
It is an amenable number.
30753329 is a deficient number, since it is larger than the sum of its proper divisors (1).
30753329 is an equidigital number, since it uses as much as digits as its factorization.
30753329 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 17010, while the sum is 32.
The square root of 30753329 is about 5545.5684109025. The cubic root of 30753329 is about 313.3026330517.
The spelling of 30753329 in words is "thirty million, seven hundred fifty-three thousand, three hundred twenty-nine".
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