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18760041 = 322084449
BaseRepresentation
bin100011110010…
…0000101101001
31022022002221100
41013210011221
514300310131
61510032013
7315312666
oct107440551
938262840
1018760041
11a653773
126348609
133b6ac21
1426c4a6d
1519a87e6
hex11e4169

18760041 has 6 divisors (see below), whose sum is σ = 27097850. Its totient is φ = 12506688.

The previous prime is 18760031. The next prime is 18760057. The reversal of 18760041 is 14006781.

It is a happy number.

18760041 is a `hidden beast` number, since 18 + 7 + 600 + 41 = 666.

It can be written as a sum of positive squares in only one way, i.e., 18275625 + 484416 = 4275^2 + 696^2 .

It is not a de Polignac number, because 18760041 - 25 = 18760009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 18759987 and 18760014.

It is not an unprimeable number, because it can be changed into a prime (18760031) 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 5 ways as a sum of consecutive naturals, for example, 1042216 + ... + 1042233.

Almost surely, 218760041 is an apocalyptic number.

It is an amenable number.

18760041 is a deficient number, since it is larger than the sum of its proper divisors (8337809).

18760041 is a wasteful number, since it uses less digits than its factorization.

18760041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2084455 (or 2084452 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 18760041 is about 4331.2862985492. The cubic root of 18760041 is about 265.7120567426.

The spelling of 18760041 in words is "eighteen million, seven hundred sixty thousand, forty-one".

Divisors: 1 3 9 2084449 6253347 18760041