145376342969171998

Names of 145376342969171998

• Cardinal: 145376342969171998 can be written as One hundred forty-five quadrillion, three hundred seventy-six trillion, three hundred forty-two billion, nine hundred sixty-nine million, one hundred seventy-one thousand, nine hundred ninety-eight.

Scientific notation

• Scientific notation: 1.45376342969171998 × 10¹⁷

Factors of 145376342969171998

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 608954066

Divisors of 145376342969171998

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 162991727 325983454 445962337 891924674 72688171484585999 145376342969171998
• Sum of all divisors σ(n): 218064516280620192
• Sum of proper divisors (its aliquot sum) s(n): 72688173311448194
• 145376342969171998 is a deficient number, because the sum of its proper divisors (72688173311448194) is less than itself. Its deficiency is 72688169657723804

Bases of 145376342969171998

• Binary: 1000000100011110110000001110000001011011000100000000011110₂
• Hexadecimal: 0x2047B03816C401E
• Base-36: 13RFM1ZDWFMM

Squares and roots of 145376342969171998

• 145376342969171998 squared (145376342969171998²) is 21134281095090324615436993707312004
• 145376342969171998 cubed (145376342969171998³) is 3072424496886738987407104774657690628638370126063992
• The square root of 145376342969171998 is 381282497.5909227307
• The cube root of 145376342969171998 is 525812.9120255053

Scales and comparisons

• 145,376,342,969,171,998 seconds is equal to 4,622,518,027 years, 45 weeks, 4 hours, 39 minutes, 58 seconds.
• To count from 1 to 145,376,342,969,171,998 would take you about thirteen billion, eight hundred sixty-seven million, five hundred fifty-four thousand and eighty-three years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 145376342969171998 cubic inches would be around 43817.7 feet tall.

Recreational maths with 145376342969171998

• 145376342969171998 backwards is 899171969243673541
• The number of decimal digits it has is: 18
• The sum of 145376342969171998's digits is 94
• More coming soon!