Base | Representation |
---|---|
bin | 1110011011001… |
… | …10100010011101 |
3 | 22102200202100111 |
4 | 13031212202131 |
5 | 221434144422 |
6 | 20001330021 |
7 | 2666351602 |
oct | 715464235 |
9 | 272622314 |
10 | 121006237 |
11 | 62339860 |
12 | 34636911 |
13 | 1c0b9c31 |
14 | 120dc6a9 |
15 | a953a77 |
hex | 736689d |
121006237 has 12 divisors (see below), whose sum is σ = 136414368. Its totient is φ = 106447800.
The previous prime is 121006229. The next prime is 121006273. The reversal of 121006237 is 732600121.
It is not a de Polignac number, because 121006237 - 23 = 121006229 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121006217) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4848 + ... + 16294.
It is an arithmetic number, because the mean of its divisors is an integer number (11367864).
Almost surely, 2121006237 is an apocalyptic number.
It is an amenable number.
121006237 is a deficient number, since it is larger than the sum of its proper divisors (15408131).
121006237 is a wasteful number, since it uses less digits than its factorization.
121006237 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11520 (or 11489 counting only the distinct ones).
The product of its (nonzero) digits is 504, while the sum is 22.
The square root of 121006237 is about 11000.2834963468. The cubic root of 121006237 is about 494.6172424564.
Adding to 121006237 its reverse (732600121), we get a palindrome (853606358).
The spelling of 121006237 in words is "one hundred twenty-one million, six thousand, two hundred thirty-seven".
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