Base | Representation |
---|---|
bin | 111001111111… |
… | …0111101010010 |
3 | 2010012201001011 |
4 | 1303332331102 |
5 | 30240420214 |
6 | 3003401134 |
7 | 516301444 |
oct | 163767522 |
9 | 63181034 |
10 | 30404434 |
11 | 16187335 |
12 | a2231aa |
13 | 63b70b8 |
14 | 4076494 |
15 | 2a08ac4 |
hex | 1cfef52 |
30404434 has 8 divisors (see below), whose sum is σ = 46058508. Its totient is φ = 15051600.
The previous prime is 30404431. The next prime is 30404453. The reversal of 30404434 is 43440403.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 21132409 + 9272025 = 4597^2 + 3045^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (30404431) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75057 + ... + 75460.
Almost surely, 230404434 is an apocalyptic number.
30404434 is a deficient number, since it is larger than the sum of its proper divisors (15654074).
30404434 is a wasteful number, since it uses less digits than its factorization.
30404434 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 150620.
The product of its (nonzero) digits is 2304, while the sum is 22.
The square root of 30404434 is about 5514.0215813869. The cubic root of 30404434 is about 312.1133231232.
Adding to 30404434 its reverse (43440403), we get a palindrome (73844837).
The spelling of 30404434 in words is "thirty million, four hundred four thousand, four hundred thirty-four".
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