Base | Representation |
---|---|
bin | 1110100010010… |
… | …01001110100011 |
3 | 22111102221001001 |
4 | 13101021032203 |
5 | 222203403010 |
6 | 20033252431 |
7 | 3010266625 |
oct | 721111643 |
9 | 274387031 |
10 | 121934755 |
11 | 62913428 |
12 | 34a04117 |
13 | 1c353757 |
14 | 122a0c15 |
15 | aa88c3a |
hex | 74493a3 |
121934755 has 8 divisors (see below), whose sum is σ = 146381472. Its totient is φ = 97507968.
The previous prime is 121934737. The next prime is 121934777. The reversal of 121934755 is 557439121.
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 121934755 - 225 = 88380323 is a prime.
It is a Duffinian number.
It is an unprimeable number.
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, 18874 + ... + 24496.
It is an arithmetic number, because the mean of its divisors is an integer number (18297684).
Almost surely, 2121934755 is an apocalyptic number.
121934755 is a deficient number, since it is larger than the sum of its proper divisors (24446717).
121934755 is an equidigital number, since it uses as much as digits as its factorization.
121934755 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9965.
The product of its digits is 37800, while the sum is 37.
The square root of 121934755 is about 11042.4071198267. The cubic root of 121934755 is about 495.8791369467.
The spelling of 121934755 in words is "one hundred twenty-one million, nine hundred thirty-four thousand, seven hundred fifty-five".
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