Base | Representation |
---|---|
bin | 111000100101010010… |
… | …0000100010010111100 |
3 | 102121122020121020212021 |
4 | 1301022210010102330 |
5 | 3442323033144202 |
6 | 131453154045524 |
7 | 11531063260303 |
oct | 1611244042274 |
9 | 377566536767 |
10 | 121510053052 |
11 | 47594291353 |
12 | 1b6715798a4 |
13 | b5c5cb939b |
14 | 5c49b0543a |
15 | 3262838a37 |
hex | 1c4a9044bc |
121510053052 has 12 divisors (see below), whose sum is σ = 214524386496. Its totient is φ = 60217371200.
The previous prime is 121510053037. The next prime is 121510053053. The reversal of 121510053052 is 250350015121.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121510053053) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134413324 + ... + 134414227.
It is an arithmetic number, because the mean of its divisors is an integer number (17877032208).
Almost surely, 2121510053052 is an apocalyptic number.
It is an amenable number.
121510053052 is a deficient number, since it is larger than the sum of its proper divisors (93014333444).
121510053052 is a wasteful number, since it uses less digits than its factorization.
121510053052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 268827668 (or 268827666 counting only the distinct ones).
The product of its (nonzero) digits is 1500, while the sum is 25.
Adding to 121510053052 its reverse (250350015121), we get a palindrome (371860068173).
The spelling of 121510053052 in words is "one hundred twenty-one billion, five hundred ten million, fifty-three thousand, fifty-two".
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