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56323293 = 3131444187
BaseRepresentation
bin1101011011011…
…0110011011101
310220222112000220
43112312303131
5103404321133
65331111553
71252511565
oct326666335
9126875026
1056323293
112987a584
1216a425b9
13b8905c0
1476a1da5
154e285b3
hex35b6cdd

56323293 has 8 divisors (see below), whose sum is σ = 80874528. Its totient is φ = 34660464.

The previous prime is 56323273. The next prime is 56323321. The reversal of 56323293 is 39232365.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56323293 - 210 = 56322269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56323273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 722055 + ... + 722132.

It is an arithmetic number, because the mean of its divisors is an integer number (10109316).

Almost surely, 256323293 is an apocalyptic number.

It is an amenable number.

56323293 is a deficient number, since it is larger than the sum of its proper divisors (24551235).

56323293 is a wasteful number, since it uses less digits than its factorization.

56323293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444203.

The product of its digits is 29160, while the sum is 33.

The square root of 56323293 is about 7504.8846093728. The cubic root of 56323293 is about 383.3210591323.

It can be divided in two parts, 56323 and 293, that added together give a triangular number (56616 = T336).

The spelling of 56323293 in words is "fifty-six million, three hundred twenty-three thousand, two hundred ninety-three".

Divisors: 1 3 13 39 1444187 4332561 18774431 56323293