Base | Representation |
---|---|
bin | 11100001001011100… |
… | …000011011011100111 |
3 | 2220000022010120121122 |
4 | 130021130003123213 |
5 | 443344104320403 |
6 | 21515002204155 |
7 | 2116646165531 |
oct | 341134033347 |
9 | 86008116548 |
10 | 30223120103 |
11 | 118aa188510 |
12 | 5a357b365b |
13 | 2b08685a27 |
14 | 1669d28851 |
15 | bbd4ed838 |
hex | 7097036e7 |
30223120103 has 4 divisors (see below), whose sum is σ = 32970676488. Its totient is φ = 27475563720.
The previous prime is 30223120099. The next prime is 30223120117. The reversal of 30223120103 is 30102132203.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 30223120103 - 22 = 30223120099 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 (30223120133) 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, 1373778176 + ... + 1373778197.
It is an arithmetic number, because the mean of its divisors is an integer number (8242669122).
Almost surely, 230223120103 is an apocalyptic number.
30223120103 is a deficient number, since it is larger than the sum of its proper divisors (2747556385).
30223120103 is a wasteful number, since it uses less digits than its factorization.
30223120103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2747556384.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 30223120103 its reverse (30102132203), we get a palindrome (60325252306).
The spelling of 30223120103 in words is "thirty billion, two hundred twenty-three million, one hundred twenty thousand, one hundred three".
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