Base | Representation |
---|---|
bin | 1110000001100000010011… |
… | …11100100001010101110011 |
3 | 11001012002100110211120210211 |
4 | 13000300021330201111303 |
5 | 13020222242200423202 |
6 | 145330444002204551 |
7 | 6331655116265155 |
oct | 700601174412563 |
9 | 131162313746724 |
10 | 30838032045427 |
11 | 990a377164452 |
12 | 356074a653757 |
13 | 1429024833ac9 |
14 | 7887d67a6ad5 |
15 | 38727be201d7 |
hex | 1c0c09f21573 |
30838032045427 has 4 divisors (see below), whose sum is σ = 31044998703600. Its totient is φ = 30631065387256.
The previous prime is 30838032045371. The next prime is 30838032045437. The reversal of 30838032045427 is 72454023083803.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 30838032045427 - 27 = 30838032045299 is a prime.
It is a super-2 number, since 2×308380320454272 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30838032045437) 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, 103483328863 + ... + 103483329160.
It is an arithmetic number, because the mean of its divisors is an integer number (7761249675900).
Almost surely, 230838032045427 is an apocalyptic number.
30838032045427 is a deficient number, since it is larger than the sum of its proper divisors (206966658173).
30838032045427 is a wasteful number, since it uses less digits than its factorization.
30838032045427 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 206966658172.
The product of its (nonzero) digits is 3870720, while the sum is 49.
The spelling of 30838032045427 in words is "thirty trillion, eight hundred thirty-eight billion, thirty-two million, forty-five thousand, four hundred twenty-seven".
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