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204163441 = 4347101021
BaseRepresentation
bin11000010101101…
…00100101110001
3112020011120120221
430022310211301
5404231212231
632131533041
75026234456
oct1412644561
9466146527
10204163441
11a5277019
125845a181
13333b4391
141d18782d
1512dccd11
hexc2b4971

204163441 has 8 divisors (see below), whose sum is σ = 213358464. Its totient is φ = 195170640.

The previous prime is 204163409. The next prime is 204163457. The reversal of 204163441 is 144361402.

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 204163441 - 25 = 204163409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204163471) 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, 48490 + ... + 52531.

It is an arithmetic number, because the mean of its divisors is an integer number (26669808).

Almost surely, 2204163441 is an apocalyptic number.

It is an amenable number.

204163441 is a deficient number, since it is larger than the sum of its proper divisors (9195023).

204163441 is a wasteful number, since it uses less digits than its factorization.

204163441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101111.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 204163441 is about 14288.5772909692. The cubic root of 204163441 is about 588.8337019457.

The spelling of 204163441 in words is "two hundred four million, one hundred sixty-three thousand, four hundred forty-one".

Divisors: 1 43 47 2021 101021 4343903 4747987 204163441