Base | Representation |
---|---|
bin | 1011111011101111100010… |
… | …0100000010110101001100 |
3 | 1201110100121001221200022010 |
4 | 2332323320210002311030 |
5 | 3204433302040222312 |
6 | 43523412045221220 |
7 | 2522650422350532 |
oct | 276737044026514 |
9 | 51410531850263 |
10 | 13121000320332 |
11 | 41a9648687333 |
12 | 157ab30561810 |
13 | 7423c71926b8 |
14 | 3350ba160152 |
15 | 17b49238393c |
hex | beef8902d4c |
13121000320332 has 48 divisors (see below), whose sum is σ = 33338294841600. Its totient is φ = 4000595376960.
The previous prime is 13121000320291. The next prime is 13121000320333. The reversal of 13121000320332 is 23302300012131.
It is a super-2 number, since 2×131210003203322 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 13121000320299 and 13121000320308.
It is not an unprimeable number, because it can be changed into a prime (13121000320333) 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, 992204544 + ... + 992217767.
It is an arithmetic number, because the mean of its divisors is an integer number (694547809200).
Almost surely, 213121000320332 is an apocalyptic number.
13121000320332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13121000320332 is an abundant number, since it is smaller than the sum of its proper divisors (20217294521268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13121000320332 is a wasteful number, since it uses less digits than its factorization.
13121000320332 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1984422366 (or 1984422364 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 13121000320332 its reverse (23302300012131), we get a palindrome (36423300332463).
The spelling of 13121000320332 in words is "thirteen trillion, one hundred twenty-one billion, three hundred twenty thousand, three hundred thirty-two".
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