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331003313001313 = 47791032773124571
BaseRepresentation
bin100101101000010111011011…
…0111001000001001101100001
31121101222121102000001200020121
41023100232312321001031201
5321341124241112020223
63131552453415040241
7126502125444030301
oct11320566671011541
91541877360050217
10331003313001313
1196516797a50387
123115a7ab970081
131129062b2c48b4
145ba490822b601
152840250b6e15d
hex12d0bb6e41361

331003313001313 has 32 divisors (see below), whose sum is σ = 346896482549760. Its totient is φ = 315610865968320.

The previous prime is 331003313001293. The next prime is 331003313001353. The reversal of 331003313001313 is 313100313300133.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-331003313001313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331003313001353) 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 31 ways as a sum of consecutive naturals, for example, 104373318 + ... + 107497888.

It is an arithmetic number, because the mean of its divisors is an integer number (10840515079680).

Almost surely, 2331003313001313 is an apocalyptic number.

It is an amenable number.

331003313001313 is a deficient number, since it is larger than the sum of its proper divisors (15893169548447).

331003313001313 is a wasteful number, since it uses less digits than its factorization.

331003313001313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3125077.

The product of its (nonzero) digits is 2187, while the sum is 25.

Adding to 331003313001313 its reverse (313100313300133), we get a palindrome (644103626301446).

The spelling of 331003313001313 in words is "three hundred thirty-one trillion, three billion, three hundred thirteen million, one thousand, three hundred thirteen".

Divisors: 1 47 79 103 277 3713 4841 8137 13019 21883 28531 382439 1028501 1340957 2253949 3124571 105935603 146854837 246841109 321830813 865506167 11601532123 15126048211 25424634227 40678789849 68374987193 89147135201 1194957808669 3213624398071 4189915354447 7042623680879 331003313001313