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712001313211 = 2503128444781
BaseRepresentation
bin10100101110001101001…
…01011101100110111011
32112001210121002021110211
422113012211131212323
543131134314010321
61303031111051551
7102304025206606
oct12270645354673
92461717067424
10712001313211
11254a5a1a7971
12b5ba7970bb7
13521ab9713c6
142666518533d
15137c29d70e1
hexa5c695d9bb

712001313211 has 4 divisors (see below), whose sum is σ = 712029783024. Its totient is φ = 711972843400.

The previous prime is 712001313169. The next prime is 712001313241. The reversal of 712001313211 is 112313100217.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 712001313211 - 225 = 711967758779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (712001313241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14197360 + ... + 14247421.

It is an arithmetic number, because the mean of its divisors is an integer number (178007445756).

Almost surely, 2712001313211 is an apocalyptic number.

712001313211 is a deficient number, since it is larger than the sum of its proper divisors (28469813).

712001313211 is a wasteful number, since it uses less digits than its factorization.

712001313211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28469812.

The product of its (nonzero) digits is 252, while the sum is 22.

Adding to 712001313211 its reverse (112313100217), we get a palindrome (824314413428).

The spelling of 712001313211 in words is "seven hundred twelve billion, one million, three hundred thirteen thousand, two hundred eleven".

Divisors: 1 25031 28444781 712001313211