Search a number
-
+
9248038361 = 73126685457
BaseRepresentation
bin10001001110011100…
…11101110111011001
3212212111211000200022
420213032131313121
5122414444211421
64125401320225
7445114012652
oct104716356731
925774730608
109248038361
113a16305111
121961196075
13b44c86b63
1463a340529
15391d747ab
hex22739ddd9

9248038361 has 4 divisors (see below), whose sum is σ = 9374723892. Its totient is φ = 9121352832.

The previous prime is 9248038333. The next prime is 9248038381. The reversal of 9248038361 is 1638308429.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1638308429 = 3152848659.

It can be written as a sum of positive squares in 2 ways, for example, as 7615878361 + 1632160000 = 87269^2 + 40400^2 .

It is a cyclic number.

It is not a de Polignac number, because 9248038361 - 226 = 9180929497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9248038381) 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, 63342656 + ... + 63342801.

It is an arithmetic number, because the mean of its divisors is an integer number (2343680973).

Almost surely, 29248038361 is an apocalyptic number.

It is an amenable number.

9248038361 is a deficient number, since it is larger than the sum of its proper divisors (126685531).

9248038361 is a wasteful number, since it uses less digits than its factorization.

9248038361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126685530.

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 9248038361 is about 96166.7216920698. The cubic root of 9248038361 is about 2099.0198268544.

The spelling of 9248038361 in words is "nine billion, two hundred forty-eight million, thirty-eight thousand, three hundred sixty-one".

Divisors: 1 73 126685457 9248038361