Base | Representation |
---|---|
bin | 11100001001111110… |
… | …011001011001111011 |
3 | 2220000221001222021101 |
4 | 130021332121121323 |
5 | 443403410414003 |
6 | 21515523152231 |
7 | 2120115543205 |
oct | 341176313173 |
9 | 86027058241 |
10 | 30232123003 |
11 | 11904277525 |
12 | 5a38815677 |
13 | 2b0a4b87a4 |
14 | 166b1cd775 |
15 | bbe1cb11d |
hex | 709f9967b |
30232123003 has 4 divisors (see below), whose sum is σ = 30234962560. Its totient is φ = 30229283448.
The previous prime is 30232122931. The next prime is 30232123081. The reversal of 30232123003 is 30032123203.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30032123203 = 317 ⋅94738559.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30232123003 is a prime.
It is a super-2 number, since 2×302321230032 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30232123303) 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, 1403748 + ... + 1425121.
It is an arithmetic number, because the mean of its divisors is an integer number (7558740640).
Almost surely, 230232123003 is an apocalyptic number.
30232123003 is a deficient number, since it is larger than the sum of its proper divisors (2839557).
30232123003 is a wasteful number, since it uses less digits than its factorization.
30232123003 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2839556.
The product of its (nonzero) digits is 648, while the sum is 19.
Adding to 30232123003 its reverse (30032123203), we get a palindrome (60264246206).
The spelling of 30232123003 in words is "thirty billion, two hundred thirty-two million, one hundred twenty-three thousand, three".
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