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48231012713 = 1317321445537
BaseRepresentation
bin101100111010110010…
…101101100101101001
311121111022011022021012
4230322302231211221
51242234114401323
634053525553305
73325131562262
oct547262554551
9147438138235
1048231012713
1119500170794
129420575835
13471841a8a0
14249780b969
1513c4415678
hexb3acad969

48231012713 has 8 divisors (see below), whose sum is σ = 52241330568. Its totient is φ = 44263586304.

The previous prime is 48231012691. The next prime is 48231012721. The reversal of 48231012713 is 31721013284.

It can be written as a sum of positive squares in 4 ways, for example, as 3409041769 + 44821970944 = 58387^2 + 211712^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 48231012713 - 218 = 48230750569 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 48231012713.

It is not an unprimeable number, because it can be changed into a prime (48231012773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10720520 + ... + 10725017.

It is an arithmetic number, because the mean of its divisors is an integer number (6530166321).

Almost surely, 248231012713 is an apocalyptic number.

It is an amenable number.

48231012713 is a deficient number, since it is larger than the sum of its proper divisors (4010317855).

48231012713 is a wasteful number, since it uses less digits than its factorization.

48231012713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21445723.

The product of its (nonzero) digits is 8064, while the sum is 32.

Adding to 48231012713 its reverse (31721013284), we get a palindrome (79952025997).

The spelling of 48231012713 in words is "forty-eight billion, two hundred thirty-one million, twelve thousand, seven hundred thirteen".

Divisors: 1 13 173 2249 21445537 278791981 3710077901 48231012713