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131033332011 = 32925726322283
BaseRepresentation
bin111101000001000110…
…0011111100100101011
3110112012221022221122210
41322002030133210223
54121324013111021
6140110151020203
712316061642061
oct1720214374453
9415187287583
10131033332011
115063099982a
122148a96a663
13c482cb24aa
1464b0812031
15361d92ae76
hex1e8231f92b

131033332011 has 32 divisors (see below), whose sum is σ = 182136936960. Its totient is φ = 83691905024.

The previous prime is 131033332009. The next prime is 131033332043. The reversal of 131033332011 is 110233330131.

It is a cyclic number.

It is not a de Polignac number, because 131033332011 - 21 = 131033332009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131033332081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5869276 + ... + 5891558.

It is an arithmetic number, because the mean of its divisors is an integer number (5691779280).

Almost surely, 2131033332011 is an apocalyptic number.

131033332011 is a deficient number, since it is larger than the sum of its proper divisors (51103604949).

131033332011 is a wasteful number, since it uses less digits than its factorization.

131033332011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22835.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 131033332011 its reverse (110233330131), we get a palindrome (241266662142).

The spelling of 131033332011 in words is "one hundred thirty-one billion, thirty-three million, three hundred thirty-two thousand, eleven".

Divisors: 1 3 29 87 257 263 771 789 7453 7627 22283 22359 22881 66849 67591 202773 646207 1938621 1960139 5726731 5860429 5880417 17180193 17581287 166075199 169952441 498225597 509857323 1506130253 4518390759 43677777337 131033332011