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2404144001 = 7343449143
BaseRepresentation
bin1000111101001100…
…0101001110000001
320012112211011120102
42033103011032001
514410430102001
61034321052145
7113401613120
oct21723051601
96175734512
102404144001
111024092a76
12571187055
132c4109c1c
1418b41bab7
15e10e3e6b
hex8f4c5381

2404144001 has 4 divisors (see below), whose sum is σ = 2747593152. Its totient is φ = 2060694852.

The previous prime is 2404143947. The next prime is 2404144033. The reversal of 2404144001 is 1004414042.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2404144001 - 214 = 2404127617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2404149001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171724565 + ... + 171724578.

It is an arithmetic number, because the mean of its divisors is an integer number (686898288).

Almost surely, 22404144001 is an apocalyptic number.

It is an amenable number.

2404144001 is a deficient number, since it is larger than the sum of its proper divisors (343449151).

2404144001 is an equidigital number, since it uses as much as digits as its factorization.

2404144001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343449150.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 2404144001 is about 49032.0711473623. The cubic root of 2404144001 is about 1339.6360489637.

Adding to 2404144001 its reverse (1004414042), we get a palindrome (3408558043).

The spelling of 2404144001 in words is "two billion, four hundred four million, one hundred forty-four thousand, one".

Divisors: 1 7 343449143 2404144001