Base | Representation |
---|---|
bin | 1110011110110… |
… | …01000000110100 |
3 | 22110120120112200 |
4 | 13033121000310 |
5 | 222044200444 |
6 | 20015344500 |
7 | 3003343611 |
oct | 717310064 |
9 | 273516480 |
10 | 121475124 |
11 | 6262a071 |
12 | 34822130 |
13 | 1c222494 |
14 | 121c1508 |
15 | a9e7969 |
hex | 73d9034 |
121475124 has 36 divisors (see below), whose sum is σ = 310111620. Its totient is φ = 40089600.
The previous prime is 121475093. The next prime is 121475131. The reversal of 121475124 is 421574121.
121475124 is a `hidden beast` number, since 1 + 2 + 147 + 512 + 4 = 666.
121475124 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 73616400 + 47858724 = 8580^2 + 6918^2 .
It is a tau number, because it is divible by the number of its divisors (36).
121475124 is strictly pandigital in base 9.
It is a congruent 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 11 ways as a sum of consecutive naturals, for example, 13069 + ... + 20340.
Almost surely, 2121475124 is an apocalyptic number.
It is an amenable number.
121475124 is an abundant number, since it is smaller than the sum of its proper divisors (188636496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121475124 is a wasteful number, since it uses less digits than its factorization.
121475124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33520 (or 33515 counting only the distinct ones).
The product of its digits is 2240, while the sum is 27.
The square root of 121475124 is about 11021.5753864863. The cubic root of 121475124 is about 495.2552830755.
It can be divided in two parts, 12147 and 5124, that added together give a palindrome (17271).
The spelling of 121475124 in words is "one hundred twenty-one million, four hundred seventy-five thousand, one hundred twenty-four".
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