Base | Representation |
---|---|
bin | 1101011010101… |
… | …1110001000101 |
3 | 10220220020000112 |
4 | 3112223301011 |
5 | 103401344320 |
6 | 5330122405 |
7 | 1252233023 |
oct | 326536105 |
9 | 126806015 |
10 | 56278085 |
11 | 29849616 |
12 | 16a20405 |
13 | b875b56 |
14 | 768d713 |
15 | 4e19ec5 |
hex | 35abc45 |
56278085 has 8 divisors (see below), whose sum is σ = 67622040. Its totient is φ = 44963584.
The previous prime is 56278069. The next prime is 56278087. The reversal of 56278085 is 58087265.
It can be written as a sum of positive squares in 4 ways, for example, as 18541636 + 37736449 = 4306^2 + 6143^2 .
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 56278085 - 24 = 56278069 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56278087) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2912 + ... + 11001.
It is an arithmetic number, because the mean of its divisors is an integer number (8452755).
Almost surely, 256278085 is an apocalyptic number.
It is an amenable number.
56278085 is a deficient number, since it is larger than the sum of its proper divisors (11343955).
56278085 is a wasteful number, since it uses less digits than its factorization.
56278085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14727.
The product of its (nonzero) digits is 134400, while the sum is 41.
The square root of 56278085 is about 7501.8720996829. The cubic root of 56278085 is about 383.2184738843.
The spelling of 56278085 in words is "fifty-six million, two hundred seventy-eight thousand, eighty-five".
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