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40160141 = 720872749
BaseRepresentation
bin1001100100110…
…0101110001101
32210120100100122
42121030232031
540240111031
63552434325
7665232650
oct231145615
983510318
1040160141
112073a9aa
12115489a5
1384216c8
145495897
1537d447b
hex264cb8d

40160141 has 8 divisors (see below), whose sum is σ = 45936000. Its totient is φ = 34393968.

The previous prime is 40160117. The next prime is 40160161. The reversal of 40160141 is 14106104.

40160141 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 40160141 - 26 = 40160077 is a prime.

It is a super-2 number, since 2×401601412 = 3225673850279762, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40160161) 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, 13235 + ... + 15983.

It is an arithmetic number, because the mean of its divisors is an integer number (5742000).

Almost surely, 240160141 is an apocalyptic number.

It is an amenable number.

40160141 is a deficient number, since it is larger than the sum of its proper divisors (5775859).

40160141 is a wasteful number, since it uses less digits than its factorization.

40160141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4843.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 40160141 is about 6337.2029318935. The cubic root of 40160141 is about 342.4509770530.

Adding to 40160141 its reverse (14106104), we get a palindrome (54266245).

The spelling of 40160141 in words is "forty million, one hundred sixty thousand, one hundred forty-one".

Divisors: 1 7 2087 2749 14609 19243 5737163 40160141