Base | Representation |
---|---|
bin | 1101110010001011001100… |
… | …10110001011111100100000 |
3 | 10222022201202201000022100220 |
4 | 12321011212112023330200 |
5 | 12433110021113100000 |
6 | 144244453010243040 |
7 | 6245630205650220 |
oct | 671054626137440 |
9 | 128281681008326 |
10 | 30311301300000 |
11 | 9726a50408306 |
12 | 3496649586480 |
13 | 13bb460729c06 |
14 | 76b1093d0080 |
15 | 3786ee6e11a0 |
hex | 1b916658bf20 |
30311301300000 has 288 divisors, whose sum is σ = 113660113037184. Its totient is φ = 6928296960000.
The previous prime is 30311301299971. The next prime is 30311301300013. The reversal of 30311301300000 is 310311303.
It is a Harshad number since it is a multiple of its sum of digits (15).
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, 5116977 + ... + 9316976.
It is an arithmetic number, because the mean of its divisors is an integer number (394653170268).
Almost surely, 230311301300000 is an apocalyptic number.
30311301300000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30311301300000 is an abundant number, since it is smaller than the sum of its proper divisors (83348811737184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30311301300000 is an equidigital number, since it uses as much as digits as its factorization.
30311301300000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14433998 (or 14433970 counting only the distinct ones).
The product of its (nonzero) digits is 81, while the sum is 15.
Adding to 30311301300000 its reverse (310311303), we get a palindrome (30311611611303).
The spelling of 30311301300000 in words is "thirty trillion, three hundred eleven billion, three hundred one million, three hundred thousand".
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