Search a number
-
+
331220133313133 = 467709250820799
BaseRepresentation
bin100101101001111100011001…
…0011000110111101001101101
31121102202100001120201201210212
41023103320302120313221231
5321403202313112010013
63132240232330512205
7126523602450206261
oct11323706230675155
91542670046651725
10331220133313133
119659a740400829
1231194820595665
13112a7c033121ac
145bb11d61b60a1
152845be0b246a8
hex12d3e32637a6d

331220133313133 has 4 divisors (see below), whose sum is σ = 331929384134400. Its totient is φ = 330510882491868.

The previous prime is 331220133313109. The next prime is 331220133313211. The reversal of 331220133313133 is 331313331022133.

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 331220133313133 - 28 = 331220133312877 is a prime.

It is a super-2 number, since 2×3312201333131332 (a number of 30 digits) contains 22 as substring.

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 331220133313133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331220133318133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354625409933 + ... + 354625410866.

It is an arithmetic number, because the mean of its divisors is an integer number (82982346033600).

Almost surely, 2331220133313133 is an apocalyptic number.

It is an amenable number.

331220133313133 is a deficient number, since it is larger than the sum of its proper divisors (709250821267).

331220133313133 is an equidigital number, since it uses as much as digits as its factorization.

331220133313133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709250821266.

The product of its (nonzero) digits is 26244, while the sum is 32.

Adding to 331220133313133 its reverse (331313331022133), we get a palindrome (662533464335266).

The spelling of 331220133313133 in words is "three hundred thirty-one trillion, two hundred twenty billion, one hundred thirty-three million, three hundred thirteen thousand, one hundred thirty-three".

Divisors: 1 467 709250820799 331220133313133