Base | Representation |
---|---|
bin | 11011111101100000… |
… | …110100000001100000 |
3 | 2212111100122111211221 |
4 | 123331200310001200 |
5 | 442441344303440 |
6 | 21443053544424 |
7 | 2111666432062 |
oct | 337540640140 |
9 | 85440574757 |
10 | 30023041120 |
11 | 11807251186 |
12 | 599a7a5114 |
13 | 2aa60a17b7 |
14 | 164b525732 |
15 | baab7ad4a |
hex | 6fd834060 |
30023041120 has 96 divisors (see below), whose sum is σ = 73936890720. Its totient is φ = 11506360320.
The previous prime is 30023041073. The next prime is 30023041151. The reversal of 30023041120 is 2114032003.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a junction number, because it is equal to n+sod(n) for n = 30023041094 and 30023041103.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 583144 + ... + 632536.
It is an arithmetic number, because the mean of its divisors is an integer number (770175945).
Almost surely, 230023041120 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30023041120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36968445360).
30023041120 is an abundant number, since it is smaller than the sum of its proper divisors (43913849600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30023041120 is a wasteful number, since it uses less digits than its factorization.
30023041120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49568 (or 49560 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 30023041120 its reverse (2114032003), we get a palindrome (32137073123).
The spelling of 30023041120 in words is "thirty billion, twenty-three million, forty-one thousand, one hundred twenty".
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