Search a number
-
+
2131301333 = 71186725657
BaseRepresentation
bin111111100001001…
…0001001111010101
312111112102022210102
41333002101033111
513331103120313
6551253103445
7103546522340
oct17702211725
95445368712
102131301333
119a4078267
124b5927b85
1327c72a265
141630b7457
15c719ba58
hex7f0913d5

2131301333 has 8 divisors (see below), whose sum is σ = 2436073152. Its totient is φ = 1826604576.

The previous prime is 2131301329. The next prime is 2131301351. The reversal of 2131301333 is 3331031312.

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 2131301333 - 22 = 2131301329 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 (2131301833) 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 7 ways as a sum of consecutive naturals, for example, 70241 + ... + 95897.

It is an arithmetic number, because the mean of its divisors is an integer number (304509144).

Almost surely, 22131301333 is an apocalyptic number.

It is an amenable number.

2131301333 is a deficient number, since it is larger than the sum of its proper divisors (304771819).

2131301333 is a wasteful number, since it uses less digits than its factorization.

2131301333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37531.

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

The square root of 2131301333 is about 46166.0192457613. The cubic root of 2131301333 is about 1286.9103257291.

Adding to 2131301333 its reverse (3331031312), we get a palindrome (5462332645).

The spelling of 2131301333 in words is "two billion, one hundred thirty-one million, three hundred one thousand, three hundred thirty-three".

Divisors: 1 7 11867 25657 83069 179599 304471619 2131301333