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204531041 = 11131430287
BaseRepresentation
bin11000011000011…
…10010101100001
3112020212020211202
430030032111201
5404324443131
632143450545
75032325261
oct1414162541
9466766752
10204531041
11a54a8220
12585b6a55
13334b27b0
141d2417a1
1512e51bcb
hexc30e561

204531041 has 8 divisors (see below), whose sum is σ = 240288384. Its totient is φ = 171634320.

The previous prime is 204531031. The next prime is 204531071. The reversal of 204531041 is 140135402.

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

It is not a de Polignac number, because 204531041 - 222 = 200336737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204531011) 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, 715001 + ... + 715286.

It is an arithmetic number, because the mean of its divisors is an integer number (30036048).

Almost surely, 2204531041 is an apocalyptic number.

It is an amenable number.

204531041 is a deficient number, since it is larger than the sum of its proper divisors (35757343).

204531041 is a wasteful number, since it uses less digits than its factorization.

204531041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430311.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 204531041 is about 14301.4349280064. The cubic root of 204531041 is about 589.1868919962.

Adding to 204531041 its reverse (140135402), we get a palindrome (344666443).

The spelling of 204531041 in words is "two hundred four million, five hundred thirty-one thousand, forty-one".

Divisors: 1 11 13 143 1430287 15733157 18593731 204531041