Base | Representation |
---|---|
bin | 11100101011011010… |
… | …110101001110001111 |
3 | 2221111000212220122122 |
4 | 130223122311032033 |
5 | 1001031031200403 |
6 | 22051325403155 |
7 | 2140041044324 |
oct | 345332651617 |
9 | 87430786578 |
10 | 30793225103 |
11 | 12071a77873 |
12 | 5b747094bb |
13 | 2b99815374 |
14 | 16c192cb4b |
15 | c035b3838 |
hex | 72b6b538f |
30793225103 has 4 divisors (see below), whose sum is σ = 30793640160. Its totient is φ = 30792810048.
The previous prime is 30793225049. The next prime is 30793225223. The reversal of 30793225103 is 30152239703.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30152239703 = 17 ⋅1773661159.
It is a cyclic number.
It is not a de Polignac number, because 30793225103 - 212 = 30793221007 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 (30793225703) 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, 62423 + ... + 255896.
It is an arithmetic number, because the mean of its divisors is an integer number (7698410040).
Almost surely, 230793225103 is an apocalyptic number.
30793225103 is a deficient number, since it is larger than the sum of its proper divisors (415057).
30793225103 is an equidigital number, since it uses as much as digits as its factorization.
30793225103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 415056.
The product of its (nonzero) digits is 34020, while the sum is 35.
The spelling of 30793225103 in words is "thirty billion, seven hundred ninety-three million, two hundred twenty-five thousand, one hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •