Base | Representation |
---|---|
bin | 1110011101000… |
… | …01011000100100 |
3 | 22110010222222120 |
4 | 13032201120210 |
5 | 222014403033 |
6 | 20010425540 |
7 | 3001404402 |
oct | 716413044 |
9 | 273128876 |
10 | 121247268 |
11 | 6249395a |
12 | 347322b0 |
13 | 1c17285c |
14 | 12162472 |
15 | a9a01b3 |
hex | 73a1624 |
121247268 has 48 divisors (see below), whose sum is σ = 289941120. Its totient is φ = 39424000.
The previous prime is 121247249. The next prime is 121247299. The reversal of 121247268 is 862742121.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85348 + ... + 86756.
It is an arithmetic number, because the mean of its divisors is an integer number (6040440).
Almost surely, 2121247268 is an apocalyptic number.
It is an amenable number.
121247268 is an abundant number, since it is smaller than the sum of its proper divisors (168693852).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121247268 is a wasteful number, since it uses less digits than its factorization.
121247268 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1588 (or 1586 counting only the distinct ones).
The product of its digits is 10752, while the sum is 33.
The square root of 121247268 is about 11011.2337183442. The cubic root of 121247268 is about 494.9454322054.
Adding to 121247268 its reverse (862742121), we get a palindrome (983989389).
The spelling of 121247268 in words is "one hundred twenty-one million, two hundred forty-seven thousand, two hundred sixty-eight".
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