Base | Representation |
---|---|
bin | 1101100001111… |
… | …1001010010100 |
3 | 10221210020101021 |
4 | 3120133022110 |
5 | 104012010430 |
6 | 5344210524 |
7 | 1256242024 |
oct | 330371224 |
9 | 127706337 |
10 | 56750740 |
11 | 2a041742 |
12 | 17009a44 |
13 | b9b0027 |
14 | 7773a84 |
15 | 4eb007a |
hex | 361f294 |
56750740 has 48 divisors (see below), whose sum is σ = 122273424. Its totient is φ = 22118400.
The previous prime is 56750731. The next prime is 56750791. The reversal of 56750740 is 4705765.
56750740 is digitally balanced in base 2, 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 8 ways, for example, as 7918596 + 48832144 = 2814^2 + 6988^2 .
It is a junction number, because it is equal to n+sod(n) for n = 56750696 and 56750705.
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 15 ways as a sum of consecutive naturals, for example, 220692 + ... + 220948.
It is an arithmetic number, because the mean of its divisors is an integer number (2547363).
Almost surely, 256750740 is an apocalyptic number.
It is an amenable number.
56750740 is an abundant number, since it is smaller than the sum of its proper divisors (65522684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56750740 is a wasteful number, since it uses less digits than its factorization.
56750740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 508 (or 506 counting only the distinct ones).
The product of its (nonzero) digits is 29400, while the sum is 34.
The square root of 56750740 is about 7533.3087020246. The cubic root of 56750740 is about 384.2883124844.
The spelling of 56750740 in words is "fifty-six million, seven hundred fifty thousand, seven hundred forty".
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