Harman Patil (Editor)

248 (number)

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248
  
249 →

Roman numeral
  
CCXLVIII

Factorization
  
2× 31

Binary
  
111110002

Cardinal
  
two hundred forty-eight

Ordinal
  
248th (two hundred and forty-eighth)

248 (two hundred [and] forty-eight) is the natural number following 247 and preceding 249.

Contents

In mathematics

248 is:

  • a nontotient.
  • a refactorable number.
  • an untouchable number.
  • palindromic in bases 13 (16113), 30 (8830), 61 (4461), 123 (22123) and 247 (11247).
  • a Harshad number in bases 3, 4, 6, 7, 9, 11, 13 (and 18 other bases).
  • part of the 43-aliquot tree. The aliquot sequence starting at 248 is: 248, 232, 218, 112, 136, 134, 70, 74, 40, 50, 43, 1, 0.

    • The exceptional Lie group E8 has dimension 248.

    In religion

  • The number 248 is the Gematria value for the Hebrew letters Ramach (Resh Mem and Het), traditionally depicted as the number of organs in the human body, and the number of positive commandments in the Torah.

    • References

    248 (number) Wikipedia
    (Text) CC BY-SA


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