Base | Representation |
---|---|
bin | 1101100010000… |
… | …0001101110001 |
3 | 10221210110022011 |
4 | 3120200031301 |
5 | 104012130212 |
6 | 5344242521 |
7 | 1256260432 |
oct | 330401561 |
9 | 127713264 |
10 | 56755057 |
11 | 2a044a07 |
12 | 17010441 |
13 | b9b1c98 |
14 | 7775489 |
15 | 4eb14a7 |
hex | 3620371 |
56755057 has 8 divisors (see below), whose sum is σ = 57689280. Its totient is φ = 55824720.
The previous prime is 56755043. The next prime is 56755073. The reversal of 56755057 is 75055765.
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 56755057 - 223 = 48366449 is a prime.
It is a super-2 number, since 2×567550572 = 6442272990146498, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (56755037) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46183 + ... + 47395.
It is an arithmetic number, because the mean of its divisors is an integer number (7211160).
Almost surely, 256755057 is an apocalyptic number.
It is an amenable number.
56755057 is a deficient number, since it is larger than the sum of its proper divisors (934223).
56755057 is a wasteful number, since it uses less digits than its factorization.
56755057 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1943.
The product of its (nonzero) digits is 183750, while the sum is 40.
The square root of 56755057 is about 7533.5952240614. The cubic root of 56755057 is about 384.2980564430.
The spelling of 56755057 in words is "fifty-six million, seven hundred fifty-five thousand, fifty-seven".
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