Base | Representation |
---|---|
bin | 11100101011010011… |
… | …111100011100110111 |
3 | 2221110220111012002222 |
4 | 130223103330130313 |
5 | 1001030100412303 |
6 | 22051222552555 |
7 | 2140016514632 |
oct | 345323743467 |
9 | 87426435088 |
10 | 30791419703 |
11 | 12070a54400 |
12 | 5b73b9875b |
13 | 2b99332695 |
14 | 16c15bcc19 |
15 | c03358938 |
hex | 72b4fc737 |
30791419703 has 12 divisors (see below), whose sum is σ = 35626438680. Its totient is φ = 26518924080.
The previous prime is 30791419691. The next prime is 30791419723.
30791419703 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 30791419703 - 212 = 30791415607 is a prime.
It is a super-2 number, since 2×307914197032 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30791419723) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6694400 + ... + 6698997.
It is an arithmetic number, because the mean of its divisors is an integer number (2968869890).
Almost surely, 230791419703 is an apocalyptic number.
30791419703 is a deficient number, since it is larger than the sum of its proper divisors (4835018977).
30791419703 is a wasteful number, since it uses less digits than its factorization.
30791419703 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13393438 (or 13393427 counting only the distinct ones).
The product of its (nonzero) digits is 142884, while the sum is 44.
The spelling of 30791419703 in words is "thirty billion, seven hundred ninety-one million, four hundred nineteen thousand, seven hundred three".
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