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40130324 = 22133732069
BaseRepresentation
bin1001100100010…
…1011100010100
32210111211110022
42121011130110
540233132244
63552044312
7665050013
oct231053424
983454408
1040130324
112071a563
1211533698
138410c70
145488a7a
1537ca6ee
hex2645714

40130324 has 24 divisors (see below), whose sum is σ = 75869640. Its totient is φ = 18463104.

The previous prime is 40130323. The next prime is 40130327. The reversal of 40130324 is 42303104.

It can be written as a sum of positive squares in 4 ways, for example, as 36100 + 40094224 = 190^2 + 6332^2 .

It is a super-2 number, since 2×401303242 = 3220885808689952, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40130323) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 18362 + ... + 20430.

It is an arithmetic number, because the mean of its divisors is an integer number (3161235).

Almost surely, 240130324 is an apocalyptic number.

It is an amenable number.

40130324 is a deficient number, since it is larger than the sum of its proper divisors (35739316).

40130324 is a wasteful number, since it uses less digits than its factorization.

40130324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2459 (or 2457 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 40130324 is about 6334.8499587599. The cubic root of 40130324 is about 342.3662048668.

Adding to 40130324 its reverse (42303104), we get a palindrome (82433428).

The spelling of 40130324 in words is "forty million, one hundred thirty thousand, three hundred twenty-four".