Search a number
-
+
40132043 = 724123789
BaseRepresentation
bin1001100100010…
…1110111001011
32210111220210222
42121011313023
540233211133
63552100255
7665055020
oct231056713
983456728
1040132043
1120720886
121153468b
138411993
145489547
1537cae98
hex2645dcb

40132043 has 8 divisors (see below), whose sum is σ = 46057440. Its totient is φ = 34254720.

The previous prime is 40132039. The next prime is 40132049. The reversal of 40132043 is 34023104.

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

It is a cyclic number.

It is not a de Polignac number, because 40132043 - 22 = 40132039 is a prime.

It is a super-2 number, since 2×401320432 = 3221161750707698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40132049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10208 + ... + 13581.

It is an arithmetic number, because the mean of its divisors is an integer number (5757180).

Almost surely, 240132043 is an apocalyptic number.

40132043 is a deficient number, since it is larger than the sum of its proper divisors (5925397).

40132043 is a wasteful number, since it uses less digits than its factorization.

40132043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24037.

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

The square root of 40132043 is about 6334.9856353428. The cubic root of 40132043 is about 342.3710932658.

Adding to 40132043 its reverse (34023104), we get a palindrome (74155147).

The spelling of 40132043 in words is "forty million, one hundred thirty-two thousand, forty-three".

Divisors: 1 7 241 1687 23789 166523 5733149 40132043