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18594041 = 671911453
BaseRepresentation
bin100011011101…
…1100011111001
31021222200020012
41012323203321
514230002131
61502311305
7314022014
oct106734371
937880205
1018594041
11a54aa84
126288535
133b104bb
14268037b
15197452b
hex11bb8f9

18594041 has 8 divisors (see below), whose sum is σ = 18983424. Its totient is φ = 18208080.

The previous prime is 18594031. The next prime is 18594061. The reversal of 18594041 is 14049581.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-18594041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 18593989 and 18594007.

It is not an unprimeable number, because it can be changed into a prime (18594001) 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, 12071 + ... + 13523.

It is an arithmetic number, because the mean of its divisors is an integer number (2372928).

Almost surely, 218594041 is an apocalyptic number.

It is an amenable number.

18594041 is a deficient number, since it is larger than the sum of its proper divisors (389383).

18594041 is a wasteful number, since it uses less digits than its factorization.

18594041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1711.

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 18594041 is about 4312.0808202073. The cubic root of 18594041 is about 264.9260075846.

The spelling of 18594041 in words is "eighteen million, five hundred ninety-four thousand, forty-one".

Divisors: 1 67 191 1453 12797 97351 277523 18594041