Base | Representation |
---|---|
bin | 11100000011101001… |
… | …101000110100000001 |
3 | 2212202112102021021210 |
4 | 130003221220310001 |
5 | 443144230032133 |
6 | 21501213040333 |
7 | 2114356632444 |
oct | 340351506401 |
9 | 85675367253 |
10 | 30126017793 |
11 | 1185a396073 |
12 | 5a091860a9 |
13 | 2ac1518141 |
14 | 165b08d65b |
15 | bb4c1c763 |
hex | 703a68d01 |
30126017793 has 8 divisors (see below), whose sum is σ = 40187828800. Its totient is φ = 20074109328.
The previous prime is 30126017773. The next prime is 30126017797. The reversal of 30126017793 is 39771062103.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30126017793 - 26 = 30126017729 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (30126017797) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2468533 + ... + 2480706.
It is an arithmetic number, because the mean of its divisors is an integer number (5023478600).
Almost surely, 230126017793 is an apocalyptic number.
It is an amenable number.
30126017793 is a deficient number, since it is larger than the sum of its proper divisors (10061811007).
30126017793 is a wasteful number, since it uses less digits than its factorization.
30126017793 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4951271.
The product of its (nonzero) digits is 47628, while the sum is 39.
Adding to 30126017793 its reverse (39771062103), we get a palindrome (69897079896).
The spelling of 30126017793 in words is "thirty billion, one hundred twenty-six million, seventeen thousand, seven hundred ninety-three".
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