Search a number
-
+
3050055361 = 7237421453
BaseRepresentation
bin1011010111001100…
…0010011011000001
321212120012212101101
42311303002123001
522221303232421
61222353134401
7135404020453
oct26563023301
97776185341
103050055361
111325749811
1271155a401
13397b8bbb2
1420d1162d3
1512cb80191
hexb5cc26c1

3050055361 has 4 divisors (see below), whose sum is σ = 3050484052. Its totient is φ = 3049626672.

The previous prime is 3050055347. The next prime is 3050055377. The reversal of 3050055361 is 1635500503.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1801493136 + 1248562225 = 42444^2 + 35335^2 .

It is a cyclic number.

It is not a de Polignac number, because 3050055361 - 25 = 3050055329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3050055341) 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, 203490 + ... + 217963.

It is an arithmetic number, because the mean of its divisors is an integer number (762621013).

Almost surely, 23050055361 is an apocalyptic number.

It is an amenable number.

3050055361 is a deficient number, since it is larger than the sum of its proper divisors (428691).

3050055361 is an equidigital number, since it uses as much as digits as its factorization.

3050055361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428690.

The product of its (nonzero) digits is 6750, while the sum is 28.

The square root of 3050055361 is about 55227.3062986056. The cubic root of 3050055361 is about 1450.2267360061.

Adding to 3050055361 its reverse (1635500503), we get a palindrome (4685555864).

The spelling of 3050055361 in words is "three billion, fifty million, fifty-five thousand, three hundred sixty-one".

Divisors: 1 7237 421453 3050055361