Base | Representation |
---|---|
bin | 1110011011110… |
… | …00101101101011 |
3 | 22102211112110202 |
4 | 13031320231223 |
5 | 221444040213 |
6 | 20003102415 |
7 | 3000111623 |
oct | 715705553 |
9 | 272745422 |
10 | 121080683 |
11 | 6238a789 |
12 | 34671a0b |
13 | 1c114a99 |
14 | 1211b883 |
15 | a96ab58 |
hex | 7378b6b |
121080683 has 4 divisors (see below), whose sum is σ = 121160400. Its totient is φ = 121000968.
The previous prime is 121080679. The next prime is 121080689. The reversal of 121080683 is 386080121.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 121080683 - 22 = 121080679 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (121080689) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37535 + ... + 40632.
It is an arithmetic number, because the mean of its divisors is an integer number (30290100).
Almost surely, 2121080683 is an apocalyptic number.
121080683 is a deficient number, since it is larger than the sum of its proper divisors (79717).
121080683 is an equidigital number, since it uses as much as digits as its factorization.
121080683 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 79716.
The product of its (nonzero) digits is 2304, while the sum is 29.
The square root of 121080683 is about 11003.6667979360. Note that the first 3 decimals coincide. The cubic root of 121080683 is about 494.7186552083.
The spelling of 121080683 in words is "one hundred twenty-one million, eighty thousand, six hundred eighty-three".
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