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17131222213113 = 371427318822437
BaseRepresentation
bin1111100101001010110001…
…1010100010000111111001
32020122201200022221100000210
43321102230122202013321
54221134220341304423
6100233550322021333
73415455441124431
oct371225432420771
966581608840023
1017131222213113
115505346369278
121b0818b7a7849
1397360c9296a8
14433226ca32c1
151ea95092cb93
hexf94ac6a21f9

17131222213113 has 16 divisors (see below), whose sum is σ = 23168764803456. Its totient is φ = 11257322522880.

The previous prime is 17131222213109. The next prime is 17131222213123. The reversal of 17131222213113 is 31131222213171.

It is not a de Polignac number, because 17131222213113 - 22 = 17131222213109 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (17131222213123) 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 15 ways as a sum of consecutive naturals, for example, 8501070 + ... + 10321367.

It is an arithmetic number, because the mean of its divisors is an integer number (1448047800216).

Almost surely, 217131222213113 is an apocalyptic number.

It is an amenable number.

17131222213113 is a deficient number, since it is larger than the sum of its proper divisors (6037542590343).

17131222213113 is a wasteful number, since it uses less digits than its factorization.

17131222213113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18826784.

The product of its digits is 3024, while the sum is 30.

Adding to 17131222213113 its reverse (31131222213171), we get a palindrome (48262444426284).

The spelling of 17131222213113 in words is "seventeen trillion, one hundred thirty-one billion, two hundred twenty-two million, two hundred thirteen thousand, one hundred thirteen".

Divisors: 1 3 71 213 4273 12819 303383 910149 18822437 56467311 1336393027 4009179081 80428273301 241284819903 5710407404371 17131222213113