Base | Representation |
---|---|
bin | 111010000011… |
… | …0010010111110 |
3 | 2010021020021111 |
4 | 1310012102332 |
5 | 30242400434 |
6 | 3004152234 |
7 | 516455206 |
oct | 164062276 |
9 | 63236244 |
10 | 30434494 |
11 | 161a7982 |
12 | a23867a |
13 | 63c799c |
14 | 4083406 |
15 | 2a12964 |
hex | 1d064be |
30434494 has 4 divisors (see below), whose sum is σ = 45651744. Its totient is φ = 15217246.
The previous prime is 30434489. The next prime is 30434507. The reversal of 30434494 is 49443403.
It is a semiprime because it is the product of two primes.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7608622 + ... + 7608625.
It is an arithmetic number, because the mean of its divisors is an integer number (11412936).
Almost surely, 230434494 is an apocalyptic number.
30434494 is a deficient number, since it is larger than the sum of its proper divisors (15217250).
30434494 is a wasteful number, since it uses less digits than its factorization.
30434494 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15217249.
The product of its (nonzero) digits is 20736, while the sum is 31.
The square root of 30434494 is about 5516.7466862273. The cubic root of 30434494 is about 312.2161484353.
Adding to 30434494 its reverse (49443403), we get a palindrome (79877897).
The spelling of 30434494 in words is "thirty million, four hundred thirty-four thousand, four hundred ninety-four".
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