Base | Representation |
---|---|
bin | 1101110010001101000011… |
… | …10111111110001100011000 |
3 | 10222022211100022021011002210 |
4 | 12321012201313332030120 |
5 | 12433114042300343222 |
6 | 144245140044155120 |
7 | 6245664023606013 |
oct | 671064167761430 |
9 | 128284308234083 |
10 | 30312300012312 |
11 | 972741313168a |
12 | 3496887b38aa0 |
13 | 13bb58c605c46 |
14 | 76b1a1cc437a |
15 | 37875c21ad0c |
hex | 1b91a1dfe318 |
30312300012312 has 64 divisors (see below), whose sum is σ = 76926927974400. Its totient is φ = 9952421028480.
The previous prime is 30312300012307. The next prime is 30312300012317. The reversal of 30312300012312 is 21321000321303.
It is an interprime number because it is at equal distance from previous prime (30312300012307) and next prime (30312300012317).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30312300012317) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35349639 + ... + 36196982.
It is an arithmetic number, because the mean of its divisors is an integer number (1201983249600).
Almost surely, 230312300012312 is an apocalyptic number.
It is an amenable number.
30312300012312 is an abundant number, since it is smaller than the sum of its proper divisors (46614627962088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30312300012312 is a wasteful number, since it uses less digits than its factorization.
30312300012312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71546896 (or 71546892 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 30312300012312 its reverse (21321000321303), we get a palindrome (51633300333615).
The spelling of 30312300012312 in words is "thirty trillion, three hundred twelve billion, three hundred million, twelve thousand, three hundred twelve".
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