Base | Representation |
---|---|
bin | 111001110110… |
… | …0110111011001 |
3 | 2010001221101112 |
4 | 1303230313121 |
5 | 30231032304 |
6 | 3002030105 |
7 | 515542421 |
oct | 163546731 |
9 | 63057345 |
10 | 30330329 |
11 | 16136697 |
12 | a1a8335 |
13 | 638c453 |
14 | 4057481 |
15 | 29e1b6e |
hex | 1cecdd9 |
30330329 has 4 divisors (see below), whose sum is σ = 32114484. Its totient is φ = 28546176.
The previous prime is 30330323. The next prime is 30330331. The reversal of 30330329 is 92303303.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 92303303 = 181 ⋅509963.
It can be written as a sum of positive squares in 2 ways, for example, as 16810000 + 13520329 = 4100^2 + 3677^2 .
It is a cyclic number.
It is not a de Polignac number, because 30330329 - 28 = 30330073 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30330323) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 892052 + ... + 892085.
It is an arithmetic number, because the mean of its divisors is an integer number (8028621).
Almost surely, 230330329 is an apocalyptic number.
It is an amenable number.
30330329 is a deficient number, since it is larger than the sum of its proper divisors (1784155).
30330329 is a wasteful number, since it uses less digits than its factorization.
30330329 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1784154.
The product of its (nonzero) digits is 1458, while the sum is 23.
The square root of 30330329 is about 5507.2977947447. The cubic root of 30330329 is about 311.8595446308.
The spelling of 30330329 in words is "thirty million, three hundred thirty thousand, three hundred twenty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •