Search a number
-
+
3054637513 = 9973063829
BaseRepresentation
bin1011011000010010…
…0001000111001001
321212212211122220201
42312010201013021
522223441400023
61223035252201
7135460663504
oct26604410711
97785748821
103054637513
111328299414
12712baa061
13398b04725
1420d98a13b
1512d287bad
hexb61211c9

3054637513 has 4 divisors (see below), whose sum is σ = 3057702340. Its totient is φ = 3051572688.

The previous prime is 3054637511. The next prime is 3054637529. The reversal of 3054637513 is 3157364503.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3157364503 = 14272212589.

It can be written as a sum of positive squares in 2 ways, for example, as 2508807744 + 545829769 = 50088^2 + 23363^2 .

It is a cyclic number.

It is not a de Polignac number, because 3054637513 - 21 = 3054637511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3054637511) 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 3 ways as a sum of consecutive naturals, for example, 1530918 + ... + 1532911.

It is an arithmetic number, because the mean of its divisors is an integer number (764425585).

Almost surely, 23054637513 is an apocalyptic number.

It is an amenable number.

3054637513 is a deficient number, since it is larger than the sum of its proper divisors (3064827).

3054637513 is an equidigital number, since it uses as much as digits as its factorization.

3054637513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3064826.

The product of its (nonzero) digits is 113400, while the sum is 37.

The square root of 3054637513 is about 55268.7752080684. The cubic root of 3054637513 is about 1450.9526063717.

The spelling of 3054637513 in words is "three billion, fifty-four million, six hundred thirty-seven thousand, five hundred thirteen".

Divisors: 1 997 3063829 3054637513