Base | Representation |
---|---|
bin | 11100000100000001… |
… | …101110101100010010 |
3 | 2212202222022010120120 |
4 | 130010001232230102 |
5 | 443202334131310 |
6 | 21502000251110 |
7 | 2114464415211 |
oct | 340401565422 |
9 | 85688263516 |
10 | 30132333330 |
11 | 11862a0a020 |
12 | 5a0b310a96 |
13 | 2ac2919948 |
14 | 165bc55078 |
15 | bb5568b70 |
hex | 70406eb12 |
30132333330 has 128 divisors (see below), whose sum is σ = 79602877440. Its totient is φ = 7239248640.
The previous prime is 30132333313. The next prime is 30132333397. The reversal of 30132333330 is 3333323103.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 30132333330.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 38287197 + ... + 38287983.
It is an arithmetic number, because the mean of its divisors is an integer number (621897480).
Almost surely, 230132333330 is an apocalyptic number.
30132333330 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 30132333330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39801438720).
30132333330 is an abundant number, since it is smaller than the sum of its proper divisors (49470544110).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30132333330 is a wasteful number, since it uses less digits than its factorization.
30132333330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1704.
The product of its (nonzero) digits is 4374, while the sum is 24.
Adding to 30132333330 its reverse (3333323103), we get a palindrome (33465656433).
The spelling of 30132333330 in words is "thirty billion, one hundred thirty-two million, three hundred thirty-three thousand, three hundred thirty".
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