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40123115341 = 734273128629
BaseRepresentation
bin100101010111100001…
…100010011101001101
310211120020201102222221
4211113201202131031
51124133004142331
630233213335341
72620200565441
oct452741423515
9124506642887
1040123115341
111601a4a8461
127939197551
133a2572a48a
141d28a98821
15109c705711
hex95786274d

40123115341 has 8 divisors (see below), whose sum is σ = 40682581880. Its totient is φ = 39563914752.

The previous prime is 40123115323. The next prime is 40123115353. The reversal of 40123115341 is 14351132104.

40123115341 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 6782181316 + 33340934025 = 82354^2 + 182595^2 .

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 40123115341 - 229 = 39586244429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40123115041) 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, 247615 + ... + 376243.

It is an arithmetic number, because the mean of its divisors is an integer number (5085322735).

Almost surely, 240123115341 is an apocalyptic number.

It is an amenable number.

40123115341 is a deficient number, since it is larger than the sum of its proper divisors (559466539).

40123115341 is a wasteful number, since it uses less digits than its factorization.

40123115341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132975.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 40123115341 its reverse (14351132104), we get a palindrome (54474247445).

The spelling of 40123115341 in words is "forty billion, one hundred twenty-three million, one hundred fifteen thousand, three hundred forty-one".

Divisors: 1 73 4273 128629 311929 9389917 549631717 40123115341