Search a number
-
+
13041430044 = 2231759617843
BaseRepresentation
bin11000010010101010…
…00110111000011100
31020122212202021210120
430021111012320130
5203202101230134
65554031034540
7641115216636
oct141125067034
936585667716
1013041430044
115592602465
12263b66ba50
1312cab49416
148ba071a56
15514dd7649
hex309546e1c

13041430044 has 24 divisors (see below), whose sum is σ = 30447352320. Its totient is φ = 4344664944.

The previous prime is 13041430043. The next prime is 13041430049. The reversal of 13041430044 is 44003414031.

It is a junction number, because it is equal to n+sod(n) for n = 13041429996 and 13041430023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13041430043) 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, 287814 + ... + 330029.

It is an arithmetic number, because the mean of its divisors is an integer number (1268639680).

Almost surely, 213041430044 is an apocalyptic number.

It is an amenable number.

13041430044 is an abundant number, since it is smaller than the sum of its proper divisors (17405922276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13041430044 is a wasteful number, since it uses less digits than its factorization.

13041430044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619609 (or 619607 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 13041430044 its reverse (44003414031), we get a palindrome (57044844075).

The spelling of 13041430044 in words is "thirteen billion, forty-one million, four hundred thirty thousand, forty-four".

Divisors: 1 2 3 4 6 12 1759 3518 5277 7036 10554 21108 617843 1235686 1853529 2471372 3707058 7414116 1086785837 2173571674 3260357511 4347143348 6520715022 13041430044