Search a number
-
+
1344205001 = 1996754799
BaseRepresentation
bin101000000011110…
…1111000011001001
310110200100200121102
41100013233003021
510223104030001
6341214551145
745211361006
oct12007570311
93420320542
101344205001
1162a850127
123162084b5
13185644799
14ca74a8ad
157d022e6b
hex501ef0c9

1344205001 has 4 divisors (see below), whose sum is σ = 1350960000. Its totient is φ = 1337450004.

The previous prime is 1344204971. The next prime is 1344205019. The reversal of 1344205001 is 1005024431.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1005024431 = 4124512791.

It is a cyclic number.

It is not a de Polignac number, because 1344205001 - 26 = 1344204937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1344205021) 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, 3377201 + ... + 3377598.

It is an arithmetic number, because the mean of its divisors is an integer number (337740000).

Almost surely, 21344205001 is an apocalyptic number.

It is an amenable number.

1344205001 is a deficient number, since it is larger than the sum of its proper divisors (6754999).

1344205001 is an equidigital number, since it uses as much as digits as its factorization.

1344205001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6754998.

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

The square root of 1344205001 is about 36663.4013833959. The cubic root of 1344205001 is about 1103.6257770466.

Adding to 1344205001 its reverse (1005024431), we get a palindrome (2349229432).

The spelling of 1344205001 in words is "one billion, three hundred forty-four million, two hundred five thousand, one".

Divisors: 1 199 6754799 1344205001