Base | Representation |
---|---|
bin | 11100010000100101… |
… | …111001101110011111 |
3 | 2220022122222100010022 |
4 | 130100211321232133 |
5 | 444120321023203 |
6 | 21534530502355 |
7 | 2122634311505 |
oct | 342045715637 |
9 | 86278870108 |
10 | 30343142303 |
11 | 11960a04a11 |
12 | 5a69a349bb |
13 | 2b274b9a96 |
14 | 167bc4c675 |
15 | bc8d0aa38 |
hex | 710979b9f |
30343142303 has 4 divisors (see below), whose sum is σ = 30347932368. Its totient is φ = 30338352240.
The previous prime is 30343142293. The next prime is 30343142327. The reversal of 30343142303 is 30324134303.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 30343142303 - 216 = 30343076767 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30343142503) 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, 2385518 + ... + 2398203.
It is an arithmetic number, because the mean of its divisors is an integer number (7586983092).
Almost surely, 230343142303 is an apocalyptic number.
30343142303 is a deficient number, since it is larger than the sum of its proper divisors (4790065).
30343142303 is an equidigital number, since it uses as much as digits as its factorization.
30343142303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4790064.
The product of its (nonzero) digits is 7776, while the sum is 26.
Adding to 30343142303 its reverse (30324134303), we get a palindrome (60667276606).
The spelling of 30343142303 in words is "thirty billion, three hundred forty-three million, one hundred forty-two thousand, three hundred three".
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