Base | Representation |
---|---|
bin | 1101010111101… |
… | …0001110000100 |
3 | 10220111220122001 |
4 | 3111322032010 |
5 | 103323401030 |
6 | 5321515044 |
7 | 1250426242 |
oct | 325721604 |
9 | 126456561 |
10 | 56075140 |
11 | 297200a0 |
12 | 16942a84 |
13 | b804674 |
14 | 7639792 |
15 | 4dc9cca |
hex | 357a384 |
56075140 has 24 divisors (see below), whose sum is σ = 128463552. Its totient is φ = 20390880.
The previous prime is 56075111. The next prime is 56075141. The reversal of 56075140 is 4157065.
56075140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 56075099 and 56075108.
It is not an unprimeable number, because it can be changed into a prime (56075141) 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, 127224 + ... + 127663.
It is an arithmetic number, because the mean of its divisors is an integer number (5352648).
Almost surely, 256075140 is an apocalyptic number.
It is an amenable number.
56075140 is an abundant number, since it is smaller than the sum of its proper divisors (72388412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56075140 is a wasteful number, since it uses less digits than its factorization.
56075140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 254907 (or 254905 counting only the distinct ones).
The product of its (nonzero) digits is 4200, while the sum is 28.
The square root of 56075140 is about 7488.3335929965. Note that the first 3 decimals coincide. The cubic root of 56075140 is about 382.7572763266.
The spelling of 56075140 in words is "fifty-six million, seventy-five thousand, one hundred forty".
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