Base | Representation |
---|---|
bin | 11100001001110110… |
… | …100000100010001011 |
3 | 2220000210011220120120 |
4 | 130021312200202023 |
5 | 443402343230201 |
6 | 21515410554323 |
7 | 2120062141200 |
oct | 341166404213 |
9 | 86023156516 |
10 | 30230055051 |
11 | 11903094879 |
12 | 5a37b989a3 |
13 | 2b09c43451 |
14 | 166ac11ca7 |
15 | bbde1d536 |
hex | 709da088b |
30230055051 has 24 divisors (see below), whose sum is σ = 49355196480. Its totient is φ = 16365141072.
The previous prime is 30230055047. The next prime is 30230055181. The reversal of 30230055051 is 15055003203.
It is not a de Polignac number, because 30230055051 - 22 = 30230055047 is a prime.
It is a super-2 number, since 2×302300550512 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (30230051051) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5408961 + ... + 5414546.
It is an arithmetic number, because the mean of its divisors is an integer number (2056466520).
Almost surely, 230230055051 is an apocalyptic number.
30230055051 is a deficient number, since it is larger than the sum of its proper divisors (19125141429).
30230055051 is a wasteful number, since it uses less digits than its factorization.
30230055051 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10823543 (or 10823536 counting only the distinct ones).
The product of its (nonzero) digits is 2250, while the sum is 24.
Adding to 30230055051 its reverse (15055003203), we get a palindrome (45285058254).
The spelling of 30230055051 in words is "thirty billion, two hundred thirty million, fifty-five thousand, fifty-one".
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