Search a number
-
+
48230765479 = 13195313212789
BaseRepresentation
bin101100111010110001…
…110001001110100111
311121111021200202010101
4230322301301032213
51242234033443404
634053520404531
73325126512421
oct547261611647
9147437622111
1048230765479
1119500011a66
129420476747
1347183621b0
142497785811
1513c43b72a4
hexb3ac713a7

48230765479 has 32 divisors (see below), whose sum is σ = 55768305600. Its totient is φ = 41335557120.

The previous prime is 48230765461. The next prime is 48230765491. The reversal of 48230765479 is 97456703284.

It is not a de Polignac number, because 48230765479 - 217 = 48230634407 is a prime.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48230775479) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17291817 + ... + 17294605.

It is an arithmetic number, because the mean of its divisors is an integer number (1742759550).

Almost surely, 248230765479 is an apocalyptic number.

48230765479 is a deficient number, since it is larger than the sum of its proper divisors (7537540121).

48230765479 is a wasteful number, since it uses less digits than its factorization.

48230765479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4195.

The product of its (nonzero) digits is 10160640, while the sum is 55.

The spelling of 48230765479 in words is "forty-eight billion, two hundred thirty million, seven hundred sixty-five thousand, four hundred seventy-nine".

Divisors: 1 13 19 53 247 689 1007 1321 2789 13091 17173 25099 36257 52991 70013 147817 326287 688883 910169 1330247 1921621 2808523 3684269 17293211 36510799 47895497 70001111 195266257 910014443 2538461341 3710058883 48230765479