Search a number
-
+
13385575259 = 719237161631
BaseRepresentation
bin11000111011101011…
…11010101101011011
31021112212022200021122
430131311322231123
5204403201402014
610052123155455
7652464340520
oct143565725533
937485280248
1013385575259
1157498988a1
122716975b8b
131354232744
1490da57147
1553521658e
hex31dd7ab5b

13385575259 has 32 divisors (see below), whose sum is σ = 17040015360. Its totient is φ = 10250301600.

The previous prime is 13385575207. The next prime is 13385575261. The reversal of 13385575259 is 95257558331.

It is not a de Polignac number, because 13385575259 - 28 = 13385575003 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 13385575259.

It is not an unprimeable number, because it can be changed into a prime (13385575279) 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, 186374 + ... + 248004.

It is an arithmetic number, because the mean of its divisors is an integer number (532500480).

Almost surely, 213385575259 is an apocalyptic number.

13385575259 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

13385575259 is a deficient number, since it is larger than the sum of its proper divisors (3654440101).

13385575259 is a wasteful number, since it uses less digits than its factorization.

13385575259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61751.

The product of its digits is 5670000, while the sum is 53.

The spelling of 13385575259 in words is "thirteen billion, three hundred eighty-five million, five hundred seventy-five thousand, two hundred fifty-nine".

Divisors: 1 7 19 23 71 133 161 437 497 1349 1633 3059 9443 11431 31027 61631 217189 431417 1170989 1417513 4375801 8196923 9922591 26932747 30630607 83140219 100643423 188529229 581981533 704503961 1912225037 13385575259