Base | Representation |
---|---|
bin | 1110011000111… |
… | …00110111111001 |
3 | 22102010102110020 |
4 | 13030130313321 |
5 | 221400021010 |
6 | 15551041053 |
7 | 2663654115 |
oct | 714346771 |
9 | 272112406 |
10 | 120704505 |
11 | 62153099 |
12 | 34510189 |
13 | 1c0127ac |
14 | 12060745 |
15 | a8e4470 |
hex | 731cdf9 |
120704505 has 16 divisors (see below), whose sum is σ = 204488064. Its totient is φ = 60588800.
The previous prime is 120704503. The next prime is 120704513. The reversal of 120704505 is 505407021.
It is not a de Polignac number, because 120704505 - 21 = 120704503 is a prime.
It is not an unprimeable number, because it can be changed into a prime (120704503) 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 15 ways as a sum of consecutive naturals, for example, 236421 + ... + 236930.
It is an arithmetic number, because the mean of its divisors is an integer number (12780504).
Almost surely, 2120704505 is an apocalyptic number.
120704505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
120704505 is a deficient number, since it is larger than the sum of its proper divisors (83783559).
120704505 is a wasteful number, since it uses less digits than its factorization.
120704505 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 473376.
The product of its (nonzero) digits is 1400, while the sum is 24.
The square root of 120704505 is about 10986.5601987155. The cubic root of 120704505 is about 494.2057868937.
The spelling of 120704505 in words is "one hundred twenty million, seven hundred four thousand, five hundred five".
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