128091237024

Names of 128091237024

• Cardinal: 128091237024 can be written as One hundred twenty-eight billion, ninety-one million, two hundred thirty-seven thousand and twenty-four.

Scientific notation

• Scientific notation: 1.28091237024 × 10¹¹

Factors of 128091237024

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2153

Divisors of 128091237024

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 96 479 958 1437 1669 1916 2874 3338 3832 5007 5748 6676 7664 10014 11496 13352 15328 20028 22992 26704 40056 45984 53408 80112 160224 799451 1598902 2398353 2785561 3197804 4796706 5571122 6395608 8356683 9593412 11142244 12791216 16713366 19186824 22284488 25582432 33426732 38373648 44568976 66853464 76747296 89137952 133706928 267413856 1334283719 2668567438 4002851157 5337134876 8005702314 10674269752 16011404628 21348539504 32022809256 42697079008 64045618512 128091237024
• Sum of all divisors σ(n): 337143461760
• Sum of proper divisors (its aliquot sum) s(n): 209052224736
• 128091237024 is an abundant number, because the sum of its proper divisors (209052224736) is greater than itself. Its abundance is 80960987712

Bases of 128091237024

• Binary: 1110111010010110101010010101010100000₂
• Hexadecimal: 0x1DD2D52AA0
• Base-36: 1MUE7R1C

Squares and roots of 128091237024

• 128091237024 squared (128091237024²) is 16407365002338548376576
• 128091237024 cubed (128091237024³) is 2101639679453829314396086825549824
• The square root of 128091237024 is 357898.3613038763
• The cube root of 128091237024 is 5040.8813260985

Scales and comparisons

• 128,091,237,024 seconds is equal to 4,072 years, 47 weeks, 11 hours, 10 minutes, 24 seconds.
• To count from 1 to 128,091,237,024 would take you about eight thousand, one hundred forty-five 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 128091237024 cubic inches would be around 420.1 feet tall.

Recreational maths with 128091237024

• 128091237024 backwards is 420732190821
• The number of decimal digits it has is: 12
• The sum of 128091237024's digits is 39
• More coming soon!