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131303310211311 = 3710692735847467
BaseRepresentation
bin11101110110101101101111…
…001010011011100011101111
3122012220110210110002220020220
4131312231233022123203233
5114202233134403230221
61143131524042542423
736441231300545040
oct3566555712334357
9565813713086226
10131303310211311
113892346a5a9147
1212887564b07a13
135835b063c8734
14245d1852208c7
15102a778ddc0c6
hex776b6f29b8ef

131303310211311 has 16 divisors (see below), whose sum is σ = 200081455943424. Its totient is φ = 75030379977024.

The previous prime is 131303310211279. The next prime is 131303310211321. The reversal of 131303310211311 is 113112013303131.

It is not a de Polignac number, because 131303310211311 - 25 = 131303310211279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131303310211321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19531000 + ... + 25378466.

It is an arithmetic number, because the mean of its divisors is an integer number (12505090996464).

Almost surely, 2131303310211311 is an apocalyptic number.

131303310211311 is a deficient number, since it is larger than the sum of its proper divisors (68778145732113).

131303310211311 is a wasteful number, since it uses less digits than its factorization.

131303310211311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6916750.

The product of its (nonzero) digits is 486, while the sum is 24.

Adding to 131303310211311 its reverse (113112013303131), we get a palindrome (244415323514442).

The spelling of 131303310211311 in words is "one hundred thirty-one trillion, three hundred three billion, three hundred ten million, two hundred eleven thousand, three hundred eleven".

Divisors: 1 3 7 21 1069273 3207819 5847467 7484911 17542401 22454733 40932269 122796807 6252538581491 18757615744473 43767770070437 131303310211311