989945328

Names of 989945328

• Cardinal: 989945328 can be written as Nine hundred eighty-nine million, nine hundred forty-five thousand, three hundred twenty-eight.

Scientific notation

• Scientific notation: 9.89945328 × 10⁸

Factors of 989945328

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1468

Divisors of 989945328

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 41 48 82 123 164 246 328 492 656 661 761 984 1322 1522 1968 1983 2283 2644 3044 3966 4566 5288 6088 7932 9132 10576 12176 15864 18264 27101 31201 31728 36528 54202 62402 81303 93603 108404 124804 162606 187206 216808 249608 325212 374412 433616 499216 503021 650424 748824 1006042 1300848 1497648 1509063 2012084 3018126 4024168 6036252 8048336 12072504 20623861 24145008 41247722 61871583 82495444 123743166 164990888 247486332 329981776 494972664 989945328
• Sum of all divisors σ(n): 2627144352
• Sum of proper divisors (its aliquot sum) s(n): 1637199024
• 989945328 is an abundant number, because the sum of its proper divisors (1637199024) is greater than itself. Its abundance is 647253696

Bases of 989945328

• Binary: 111011000000010101110111110000₂
• Hexadecimal: 0x3B015DF0
• Base-36: GDDYPC

Squares and roots of 989945328

• 989945328 squared (989945328²) is 979991752429027584
• 989945328 cubed (989945328³) is 970138256795648508363927552
• The square root of 989945328 is 31463.3966379983
• The cube root of 989945328 is 996.6371465601

Scales and comparisons

• 989,945,328 seconds is equal to 31 years, 24 weeks, 5 days, 16 hours, 48 minutes, 48 seconds.
• To count from 1 to 989,945,328 would take you about forty-seven 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 989945328 cubic inches would be around 83.1 feet tall.

Recreational maths with 989945328

• 989945328 backwards is 823549989
• The number of decimal digits it has is: 9
• The sum of 989945328's digits is 57
• More coming soon!