Base | Representation |
---|---|
bin | 1101100001101… |
… | …0000110101000 |
3 | 10221202011222000 |
4 | 3120122012220 |
5 | 104010330044 |
6 | 5343531000 |
7 | 1256124441 |
oct | 330320650 |
9 | 127664860 |
10 | 56730024 |
11 | 2a02811a |
12 | 16bb9a60 |
13 | b9a3780 |
14 | 776a2c8 |
15 | 4ea8d69 |
hex | 361a1a8 |
56730024 has 128 divisors (see below), whose sum is σ = 172368000. Its totient is φ = 17183232.
The previous prime is 56730017. The next prime is 56730041. The reversal of 56730024 is 42003765.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a self number, because there is not a number n which added to its sum of digits gives 56730024.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 249799 + ... + 250025.
It is an arithmetic number, because the mean of its divisors is an integer number (1346625).
Almost surely, 256730024 is an apocalyptic number.
56730024 is a gapful number since it is divisible by the number (54) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 56730024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86184000).
56730024 is an abundant number, since it is smaller than the sum of its proper divisors (115637976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56730024 is a wasteful number, since it uses less digits than its factorization.
56730024 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 344 (or 334 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 27.
The square root of 56730024 is about 7531.9336162768. The cubic root of 56730024 is about 384.2415472466.
Adding to 56730024 its reverse (42003765), we get a palindrome (98733789).
The spelling of 56730024 in words is "fifty-six million, seven hundred thirty thousand, twenty-four".
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