Base | Representation |
---|---|
bin | 1101100100000… |
… | …0100101111110 |
3 | 10222001012020001 |
4 | 3121000211332 |
5 | 104030401203 |
6 | 5351144514 |
7 | 1260352201 |
oct | 331004576 |
9 | 128035201 |
10 | 56887678 |
11 | 2a125611 |
12 | 1707513a |
13 | ba2a463 |
14 | 77ab938 |
15 | 4eda91d |
hex | 364097e |
56887678 has 8 divisors (see below), whose sum is σ = 90351072. Its totient is φ = 26770656.
The previous prime is 56887673. The next prime is 56887679. The reversal of 56887678 is 87678865.
56887678 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56887673) 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 3 ways as a sum of consecutive naturals, for example, 836550 + ... + 836617.
It is an arithmetic number, because the mean of its divisors is an integer number (11293884).
Almost surely, 256887678 is an apocalyptic number.
56887678 is a deficient number, since it is larger than the sum of its proper divisors (33463394).
56887678 is a wasteful number, since it uses less digits than its factorization.
56887678 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1673186.
The product of its digits is 4515840, while the sum is 55.
The square root of 56887678 is about 7542.3920608783. The cubic root of 56887678 is about 384.5971566397.
It can be divided in two parts, 5688 and 7678, that added together give a triangular number (13366 = T163).
The spelling of 56887678 in words is "fifty-six million, eight hundred eighty-seven thousand, six hundred seventy-eight".
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