Search a number
-
+
442410001 = 1123656281
BaseRepresentation
bin11010010111101…
…010010000010001
31010211110202102121
4122113222100101
51401224110001
6111522214241
713651265035
oct3227522021
91124422377
10442410001
11207802200
121041b4381
1370870087
1442a841c5
1528c8e6a1
hex1a5ea411

442410001 has 6 divisors (see below), whose sum is σ = 486285506. Its totient is φ = 402190800.

The previous prime is 442409977. The next prime is 442410071. The reversal of 442410001 is 100014244.

It can be written as a sum of positive squares in only one way, i.e., 242611776 + 199798225 = 15576^2 + 14135^2 .

It is not a de Polignac number, because 442410001 - 25 = 442409969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442410071) 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 5 ways as a sum of consecutive naturals, for example, 1828020 + ... + 1828261.

Almost surely, 2442410001 is an apocalyptic number.

It is an amenable number.

442410001 is a deficient number, since it is larger than the sum of its proper divisors (43875505).

442410001 is a wasteful number, since it uses less digits than its factorization.

442410001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3656303 (or 3656292 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 442410001 is about 21033.5446608507. The cubic root of 442410001 is about 761.9766189210.

Adding to 442410001 its reverse (100014244), we get a palindrome (542424245).

The spelling of 442410001 in words is "four hundred forty-two million, four hundred ten thousand, one".

Divisors: 1 11 121 3656281 40219091 442410001