Number 81

81 is composite number.

81 prime factorization is 34

81 prime factorization is 3 × 3 × 3 × 3

Divisors (5): 1, 3, 9, 27, 81

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Different Representations#

  • 81 in roman numerals is LXXXI
  • 81 in base 2 is 10100012
  • 81 in base 3 is 100003
  • 81 in base 4 is 11014
  • 81 in base 5 is 3115
  • 81 in base 6 is 2136
  • 81 in base 7 is 1447
  • 81 in base 8 is 1218
  • 81 in base 9 is 1009
  • 81 in base 10 is 8110
  • 81 in base 11 is 7411
  • 81 in base 12 is 6912
  • 81 in base 13 is 6313
  • 81 in base 14 is 5b14
  • 81 in base 15 is 5615
  • 81 in base 16 is 5116

You May Also Ask#

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