Base | Representation |
---|---|
bin | 1110100000110… |
… | …01000111110001 |
3 | 22111001220202012 |
4 | 13100121013301 |
5 | 222131101323 |
6 | 20025132305 |
7 | 3005516306 |
oct | 720310761 |
9 | 274056665 |
10 | 121737713 |
11 | 62799389 |
12 | 3492a095 |
13 | 1c2b4b66 |
14 | 1224d0ad |
15 | aa4a678 |
hex | 74191f1 |
121737713 has 8 divisors (see below), whose sum is σ = 125794560. Its totient is φ = 117689040.
The previous prime is 121737701. The next prime is 121737719. The reversal of 121737713 is 317737121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 121737713 - 28 = 121737457 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 121737713.
It is not an unprimeable number, because it can be changed into a prime (121737719) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48278 + ... + 50736.
It is an arithmetic number, because the mean of its divisors is an integer number (15724320).
Almost surely, 2121737713 is an apocalyptic number.
It is an amenable number.
121737713 is a deficient number, since it is larger than the sum of its proper divisors (4056847).
121737713 is a wasteful number, since it uses less digits than its factorization.
121737713 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4087.
The product of its digits is 6174, while the sum is 32.
The square root of 121737713 is about 11033.4814541921. The cubic root of 121737713 is about 495.6118855641.
The spelling of 121737713 in words is "one hundred twenty-one million, seven hundred thirty-seven thousand, seven hundred thirteen".
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