Base | Representation |
---|---|
bin | 11011100000110010010100… |
… | …100011111100010110101011 |
3 | 120212102111221201121122102001 |
4 | 123200302110203330112223 |
5 | 111324432114121110011 |
6 | 1105202435303351431 |
7 | 34325661336306442 |
oct | 3340622443742653 |
9 | 525374851548361 |
10 | 121000311113131 |
11 | 35610a42173a9a |
12 | 116a2807452577 |
13 | 5269384cb4708 |
14 | 21c463693dd59 |
15 | dec7683737c1 |
hex | 6e0c948fc5ab |
121000311113131 has 8 divisors (see below), whose sum is σ = 121062009429504. Its totient is φ = 120938626879080.
The previous prime is 121000311113117. The next prime is 121000311113141. The reversal of 121000311113131 is 131311113000121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-121000311113131 is a prime.
It is a super-2 number, since 2×1210003111131312 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 121000311113099 and 121000311113108.
It is not an unprimeable number, because it can be changed into a prime (121000311113141) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13689946 + ... + 20722336.
It is an arithmetic number, because the mean of its divisors is an integer number (15132751178688).
Almost surely, 2121000311113131 is an apocalyptic number.
121000311113131 is a deficient number, since it is larger than the sum of its proper divisors (61698316373).
121000311113131 is an equidigital number, since it uses as much as digits as its factorization.
121000311113131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7041161.
The product of its (nonzero) digits is 54, while the sum is 19.
Adding to 121000311113131 its reverse (131311113000121), we get a palindrome (252311424113252).
The spelling of 121000311113131 in words is "one hundred twenty-one trillion, three hundred eleven million, one hundred thirteen thousand, one hundred thirty-one".
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