Base | Representation |
---|---|
bin | 11100001010000010… |
… | …001000101010110110 |
3 | 2220000222220202121200 |
4 | 130022002020222312 |
5 | 443404133244110 |
6 | 21520000153330 |
7 | 2120130064344 |
oct | 341202105266 |
9 | 86028822550 |
10 | 30233103030 |
11 | 11904886869 |
12 | 5a39008846 |
13 | 2b0a76c8a0 |
14 | 166b3a6994 |
15 | bbe3216c0 |
hex | 70a088ab6 |
30233103030 has 96 divisors (see below), whose sum is σ = 84708239616. Its totient is φ = 7437111552.
The previous prime is 30233103023. The next prime is 30233103049. The reversal of 30233103030 is 3030133203.
30233103030 is a `hidden beast` number, since 30 + 2 + 331 + 0 + 303 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 30233102994 and 30233103012.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1973179 + ... + 1988441.
It is an arithmetic number, because the mean of its divisors is an integer number (882377496).
Almost surely, 230233103030 is an apocalyptic number.
30233103030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 30233103030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42354119808).
30233103030 is an abundant number, since it is smaller than the sum of its proper divisors (54475136586).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30233103030 is a wasteful number, since it uses less digits than its factorization.
30233103030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16982 (or 16979 counting only the distinct ones).
The product of its (nonzero) digits is 486, while the sum is 18.
Adding to 30233103030 its reverse (3030133203), we get a palindrome (33263236233).
The spelling of 30233103030 in words is "thirty billion, two hundred thirty-three million, one hundred three thousand, thirty".
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