9021994740

Names of 9021994740

• Cardinal: 9021994740 can be written as Nine billion, twenty-one million, nine hundred ninety-four thousand, seven hundred forty.

Scientific notation

• Scientific notation: 9.02199474 × 10⁹

Factors of 9021994740

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1455

Divisors of 9021994740

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 30 33 36 44 45 55 60 66 90 99 110 121 132 165 180 198 220 242 330 363 396 401 484 495 605 660 726 802 990 1033 1089 1203 1210 1452 1604 1815 1980 2005 2066 2178 2406 2420 3099 3609 3630 4010 4132 4356 4411 4812 5165 5445 6015 6198 7218 7260 8020 8822 9297 10330 10890 11363 12030 12396 13233 14436 15495 17644 18045 18594 20660 21780 22055 22726 24060 26466 30990 34089 36090 37188 39699 44110 45452 46485 48521 52932 56815 61980 66165 68178 72180 79398 88220 92970 97042 102267 113630 124993 132330 136356 145563 158796 170445 185940 194084 198495 204534 227260 242605 249986 264660 291126 340890 374979 396990 409068 414233 436689 485210 499972 511335 582252 624965 681780 727815 749958 793980 828466 873378 970420 1022670 1124937 1242699 1249930 1455630 1499916 1656932 1746756 1874895 2045340 2071165 2183445 2249874 2485398 2499860 2911260 3728097 3749790 4142330 4366890 4499748 4556563 4970796 5624685 6213495 7456194 7499580 8284660 8733780 9113126 11249370 12426990 13669689 14912388 18226252 18640485 22498740 22782815 24853980 27339378 37280970 41009067 45565630 50122193 54678756 68348445 74561940 82018134 91131260 100244386 136696890 150366579 164036268 200488772 205045335 250610965 273393780 300733158 410090670 451099737 501221930 601466316 751832895 820181340 902199474 1002443860 1503665790 1804398948 2255498685 3007331580 4510997370 9021994740
• Sum of all divisors σ(n): 30184978824
• Sum of proper divisors (its aliquot sum) s(n): 21162984084
• 9021994740 is an abundant number, because the sum of its proper divisors (21162984084) is greater than itself. Its abundance is 12140989344

Bases of 9021994740

• Binary: 1000011001110000001011011011110100₂
• Hexadecimal: 0x219C0B6F4
• Base-36: 457GNP0

Squares and roots of 9021994740

• 9021994740 squared (9021994740²) is 81396389088587667600
• 9021994740 cubed (9021994740³) is 734357794212231331116068424000
• The square root of 9021994740 is 94984.1815251361
• The cube root of 9021994740 is 2081.7769224513

Scales and comparisons

• 9,021,994,740 seconds is equal to 286 years, 45 weeks, 2 days, 5 hours, 39 minutes.
• To count from 1 to 9,021,994,740 would take you about five hundred seventy-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 9021994740 cubic inches would be around 173.5 feet tall.

Recreational maths with 9021994740

• 9021994740 backwards is 0474991209
• 9021994740 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 9021994740's digits is 45
• More coming soon!