Search a number
-
+
2405114401 = 5345379517
BaseRepresentation
bin1000111101011011…
…0010001000100001
320012121122110201011
42033112302020201
514411202130101
61034353540521
7113413064224
oct21726621041
96177573634
102405114401
111024696058
12571574741
132c4389821
1418b5d15bb
15e1236751
hex8f5b2221

2405114401 has 4 divisors (see below), whose sum is σ = 2450493972. Its totient is φ = 2359734832.

The previous prime is 2405114357. The next prime is 2405114417. The reversal of 2405114401 is 1044115042.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1044115042 = 2522057521.

It can be written as a sum of positive squares in 2 ways, for example, as 2187994176 + 217120225 = 46776^2 + 14735^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2405114401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2405114801) 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, 22689706 + ... + 22689811.

It is an arithmetic number, because the mean of its divisors is an integer number (612623493).

Almost surely, 22405114401 is an apocalyptic number.

It is an amenable number.

2405114401 is a deficient number, since it is larger than the sum of its proper divisors (45379571).

2405114401 is an equidigital number, since it uses as much as digits as its factorization.

2405114401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45379570.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 2405114401 is about 49041.9657130503. The cubic root of 2405114401 is about 1339.8162666702.

Adding to 2405114401 its reverse (1044115042), we get a palindrome (3449229443).

The spelling of 2405114401 in words is "two billion, four hundred five million, one hundred fourteen thousand, four hundred one".

Divisors: 1 53 45379517 2405114401