Search a number
-
+
54807000013 = 283193664311
BaseRepresentation
bin110011000010110000…
…000111001111001101
312020110121001001222101
4303002300013033031
51344221043000023
641102240115101
73650111546023
oct630260071715
9166417031871
1054807000013
1121275139337
12a756905a91
13522592552c
14291cd12713
15165b8c61ad
hexcc2c073cd

54807000013 has 4 divisors (see below), whose sum is σ = 55000664608. Its totient is φ = 54613335420.

The previous prime is 54807000011. The next prime is 54807000029. The reversal of 54807000013 is 31000070845.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 54807000013 - 21 = 54807000011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54807000011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96831873 + ... + 96832438.

It is an arithmetic number, because the mean of its divisors is an integer number (13750166152).

Almost surely, 254807000013 is an apocalyptic number.

It is an amenable number.

54807000013 is a deficient number, since it is larger than the sum of its proper divisors (193664595).

54807000013 is a wasteful number, since it uses less digits than its factorization.

54807000013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193664594.

The product of its (nonzero) digits is 3360, while the sum is 28.

Adding to 54807000013 its reverse (31000070845), we get a palindrome (85807070858).

The spelling of 54807000013 in words is "fifty-four billion, eight hundred seven million, thirteen", and thus it is an aban number.

Divisors: 1 283 193664311 54807000013