Base | Representation |
---|---|
bin | 1101110001111010000111… |
… | …10000010001011111101000 |
3 | 10222021212002121110212111001 |
4 | 12320331003300101133220 |
5 | 12432432231014020240 |
6 | 144240335023044344 |
7 | 6245154024464443 |
oct | 670750360213750 |
9 | 128255077425431 |
10 | 30302131001320 |
11 | 9723074a80172 |
12 | 349490a4406b4 |
13 | 13ba62b8c1689 |
14 | 76a8b952865a |
15 | 3783645c589a |
hex | 1b8f43c117e8 |
30302131001320 has 64 divisors (see below), whose sum is σ = 69219135535680. Its totient is φ = 11936194338816.
The previous prime is 30302131001243. The next prime is 30302131001321. The reversal of 30302131001320 is 2310013120303.
It is not an unprimeable number, because it can be changed into a prime (30302131001321) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6767272 + ... + 10315048.
It is an arithmetic number, because the mean of its divisors is an integer number (1081548992745).
Almost surely, 230302131001320 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 30302131001320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34609567767840).
30302131001320 is an abundant number, since it is smaller than the sum of its proper divisors (38917004534360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30302131001320 is a wasteful number, since it uses less digits than its factorization.
30302131001320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3551042 (or 3551038 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 30302131001320 its reverse (2310013120303), we get a palindrome (32612144121623).
The spelling of 30302131001320 in words is "thirty trillion, three hundred two billion, one hundred thirty-one million, one thousand, three hundred twenty".
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