Base | Representation |
---|---|
bin | 11100011001100100… |
… | …010101101111001110 |
3 | 2220201011022212110000 |
4 | 130121210111233032 |
5 | 444422343241234 |
6 | 22001510225130 |
7 | 2126443260123 |
oct | 343144255716 |
9 | 86634285400 |
10 | 30493727694 |
11 | 11a28a06a51 |
12 | 5ab03551a6 |
13 | 2b4c762271 |
14 | 1693c4a74a |
15 | bd7153899 |
hex | 719915bce |
30493727694 has 40 divisors (see below), whose sum is σ = 69917589720. Its totient is φ = 9928188144.
The previous prime is 30493727653. The next prime is 30493727717. The reversal of 30493727694 is 49672739403.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a self number, because there is not a number n which added to its sum of digits gives 30493727694.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2181789 + ... + 2195720.
It is an arithmetic number, because the mean of its divisors is an integer number (1747939743).
Almost surely, 230493727694 is an apocalyptic number.
30493727694 is an abundant number, since it is smaller than the sum of its proper divisors (39423862026).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30493727694 is a wasteful number, since it uses less digits than its factorization.
30493727694 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4377566 (or 4377557 counting only the distinct ones).
The product of its (nonzero) digits is 6858432, while the sum is 54.
The spelling of 30493727694 in words is "thirty billion, four hundred ninety-three million, seven hundred twenty-seven thousand, six hundred ninety-four".
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