Search a number
-
+
13230033311 = 112141561761
BaseRepresentation
bin11000101001001001…
…00100100110011111
31021011000122022211202
430110210210212133
5204043342031221
610024445310115
7645565266455
oct142444444637
937130568752
1013230033311
11567a010930
12269286533b
13132ac431a1
148d71289d5
1552673ed0b
hex31492499f

13230033311 has 8 divisors (see below), whose sum is σ = 14439530448. Its totient is φ = 12021664000.

The previous prime is 13230033293. The next prime is 13230033331. The reversal of 13230033311 is 11333003231.

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 13230033311 - 226 = 13162924447 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 (13230033331) 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, 257330 + ... + 304431.

It is an arithmetic number, because the mean of its divisors is an integer number (1804941306).

Almost surely, 213230033311 is an apocalyptic number.

13230033311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13230033311 is a deficient number, since it is larger than the sum of its proper divisors (1209497137).

13230033311 is a wasteful number, since it uses less digits than its factorization.

13230033311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563913.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 13230033311 its reverse (11333003231), we get a palindrome (24563036542).

The spelling of 13230033311 in words is "thirteen billion, two hundred thirty million, thirty-three thousand, three hundred eleven".

Divisors: 1 11 2141 23551 561761 6179371 1202730301 13230033311