Base | Representation |
---|---|
bin | 11100001111001110… |
… | …110110101011100111 |
3 | 2220021002001000100011 |
4 | 130033032312223213 |
5 | 444044000321203 |
6 | 21532353431051 |
7 | 2122236332014 |
oct | 341716665347 |
9 | 86232030304 |
10 | 30320323303 |
11 | 1194a039736 |
12 | 5a6226b487 |
13 | 2b2285a50a |
14 | 1678bcc70b |
15 | bc6cee76d |
hex | 70f3b6ae7 |
30320323303 has 4 divisors (see below), whose sum is σ = 30322478880. Its totient is φ = 30318167728.
The previous prime is 30320323301. The next prime is 30320323333. The reversal of 30320323303 is 30332302303.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30332302303 = 138107 ⋅219629.
It is a cyclic number.
It is not a de Polignac number, because 30320323303 - 21 = 30320323301 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 (30320323301) 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, 1056550 + ... + 1084867.
It is an arithmetic number, because the mean of its divisors is an integer number (7580619720).
Almost surely, 230320323303 is an apocalyptic number.
30320323303 is a deficient number, since it is larger than the sum of its proper divisors (2155577).
30320323303 is a wasteful number, since it uses less digits than its factorization.
30320323303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2155576.
The product of its (nonzero) digits is 2916, while the sum is 22.
Adding to 30320323303 its reverse (30332302303), we get a palindrome (60652625606).
The spelling of 30320323303 in words is "thirty billion, three hundred twenty million, three hundred twenty-three thousand, three hundred three".
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