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2004801 = 33121557
BaseRepresentation
bin111101001011101000001
310202212001220
413221131001
51003123201
6110545253
723016621
oct7513501
93685056
102004801
11114a267
12808229
13552696
143a2881
15299036
hex1e9741

2004801 has 8 divisors (see below), whose sum is σ = 2759424. Its totient is φ = 1293360.

The previous prime is 2004791. The next prime is 2004803. The reversal of 2004801 is 1084002.

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

It is not a de Polignac number, because 2004801 - 213 = 1996609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2004803) 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 7 ways as a sum of consecutive naturals, for example, 10686 + ... + 10871.

It is an arithmetic number, because the mean of its divisors is an integer number (344928).

22004801 is an apocalyptic number.

2004801 is the 896-th centered pentagonal number.

It is an amenable number.

2004801 is a deficient number, since it is larger than the sum of its proper divisors (754623).

2004801 is a wasteful number, since it uses less digits than its factorization.

2004801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21591.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 2004801 is about 1415.9099547641. The cubic root of 2004801 is about 126.0928391110.

Adding to 2004801 its reverse (1084002), we get a palindrome (3088803).

The spelling of 2004801 in words is "two million, four thousand, eight hundred one".

Divisors: 1 3 31 93 21557 64671 668267 2004801