Base | Representation |
---|---|
bin | 111001110110… |
… | …1111100010111 |
3 | 2010002011110000 |
4 | 1303231330113 |
5 | 30231202433 |
6 | 3002102343 |
7 | 515561325 |
oct | 163557427 |
9 | 63064400 |
10 | 30334743 |
11 | 16139a3a |
12 | a1aa9b3 |
13 | 639146a |
14 | 4058d15 |
15 | 29e3113 |
hex | 1cedf17 |
30334743 has 20 divisors (see below), whose sum is σ = 45466960. Its totient is φ = 20155392.
The previous prime is 30334741. The next prime is 30334747. The reversal of 30334743 is 34743303.
It is not a de Polignac number, because 30334743 - 21 = 30334741 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30334741) 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 19 ways as a sum of consecutive naturals, for example, 39063 + ... + 39831.
It is an arithmetic number, because the mean of its divisors is an integer number (2273348).
Almost surely, 230334743 is an apocalyptic number.
30334743 is a deficient number, since it is larger than the sum of its proper divisors (15132217).
30334743 is an equidigital number, since it uses as much as digits as its factorization.
30334743 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1268 (or 1259 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 27.
The square root of 30334743 is about 5507.6985211611. The cubic root of 30334743 is about 311.8746722968.
It can be divided in two parts, 3033 and 4743, that added together give a 5-th power (7776 = 65).
The spelling of 30334743 in words is "thirty million, three hundred thirty-four thousand, seven hundred forty-three".
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