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40111230141 = 327615856509
BaseRepresentation
bin100101010110110100…
…001100110010111101
310211112102100121120100
4211112310030302331
51124121433331031
630232110511313
72616664554633
oct452664146275
9124472317510
1040111230141
111601381a984
127935205539
133a23128808
141d27283353
15109b658de6
hex956d0ccbd

40111230141 has 12 divisors (see below), whose sum is σ = 58014588060. Its totient is φ = 26705676480.

The previous prime is 40111230109. The next prime is 40111230149. The reversal of 40111230141 is 14103211104.

40111230141 is a `hidden beast` number, since 401 + 1 + 123 + 0 + 141 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 11489696100 + 28621534041 = 107190^2 + 169179^2 .

It is not a de Polignac number, because 40111230141 - 25 = 40111230109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40111230149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2921406 + ... + 2935103.

It is an arithmetic number, because the mean of its divisors is an integer number (4834549005).

Almost surely, 240111230141 is an apocalyptic number.

It is an amenable number.

40111230141 is a deficient number, since it is larger than the sum of its proper divisors (17903357919).

40111230141 is a wasteful number, since it uses less digits than its factorization.

40111230141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5857276 (or 5857273 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 40111230141 its reverse (14103211104), we get a palindrome (54214441245).

The spelling of 40111230141 in words is "forty billion, one hundred eleven million, two hundred thirty thousand, one hundred forty-one".

Divisors: 1 3 9 761 2283 6849 5856509 17569527 52708581 4456803349 13370410047 40111230141