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40059385 = 519141947
BaseRepresentation
bin1001100011010…
…0000111111001
32210101020010221
42120310013321
540223400020
63550340041
7664333132
oct230640771
983336127
1040059385
1120681233
12114ba621
1383b78a2
14546ac89
1537b46aa
hex26341f9

40059385 has 8 divisors (see below), whose sum is σ = 48324096. Its totient is φ = 31878960.

The previous prime is 40059377. The next prime is 40059389. The reversal of 40059385 is 58395004.

40059385 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 not a de Polignac number, because 40059385 - 23 = 40059377 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40059385.

It is not an unprimeable number, because it can be changed into a prime (40059389) 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 7 ways as a sum of consecutive naturals, for example, 20019 + ... + 21928.

It is an arithmetic number, because the mean of its divisors is an integer number (6040512).

Almost surely, 240059385 is an apocalyptic number.

It is an amenable number.

40059385 is a deficient number, since it is larger than the sum of its proper divisors (8264711).

40059385 is a wasteful number, since it uses less digits than its factorization.

40059385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42143.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 40059385 is about 6329.2483755972. The cubic root of 40059385 is about 342.1643505186.

The spelling of 40059385 in words is "forty million, fifty-nine thousand, three hundred eighty-five".

Divisors: 1 5 191 955 41947 209735 8011877 40059385