2089449940

Names of 2089449940

• Cardinal: 2089449940 can be written as Two billion, eighty-nine million, four hundred forty-nine thousand, nine hundred forty.

Scientific notation

• Scientific notation: 2.08944994 × 10⁹

Factors of 2089449940

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 128

Divisors of 2089449940

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 5 10 17 20 34 37 67 68 74 85 134 148 170 185 268 335 340 370 629 670 740 1139 1258 1340 1369 2278 2479 2516 2738 3145 4489 4556 4958 5476 5695 6290 6845 8978 9916 11390 12395 12580 13690 17956 22445 22780 23273 24790 27380 42143 44890 46546 49580 76313 84286 89780 91723 93092 116365 152626 166093 168572 183446 210715 232730 305252 332186 366892 381565 421430 458615 465460 664372 763130 830465 842860 917230 1526260 1559291 1660930 1834460 2823581 3118582 3321860 5647162 6145441 6237164 7796455 11294324 12290882 14117905 15592910 24581764 28235810 30727205 31185820 56471620 61454410 104472497 122908820 208944994 417889988 522362485 1044724970 2089449940
• Sum of all divisors σ(n): 4847244444
• Sum of proper divisors (its aliquot sum) s(n): 2757794504
• 2089449940 is an abundant number, because the sum of its proper divisors (2757794504) is greater than itself. Its abundance is 668344564

Bases of 2089449940

• Binary: 1111100100010100111100111010100₂
• Hexadecimal: 0x7C8A79D4
• Base-36: YK05W4

Squares and roots of 2089449940

• 2089449940 squared (2089449940²) is 4365801051766003600
• 2089449940 cubed (2089449940³) is 9122122745664413116059784000
• The square root of 2089449940 is 45710.5014192581
• The cube root of 2089449940 is 1278.4310896361

Scales and comparisons

• 2,089,449,940 seconds is equal to 66 years, 22 weeks, 5 days, 10 hours, 45 minutes, 40 seconds.
• To count from 1 to 2,089,449,940 would take you about one hundred thirty-two 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 2089449940 cubic inches would be around 106.5 feet tall.

Recreational maths with 2089449940

• 2089449940 backwards is 0499449802
• The number of decimal digits it has is: 10
• The sum of 2089449940's digits is 49
• More coming soon!