809138837430

Names of 809138837430

• Cardinal: 809138837430 can be written as Eight hundred nine billion, one hundred thirty-eight million, eight hundred thirty-seven thousand, four hundred thirty.

Scientific notation

• Scientific notation: 8.0913883743 × 10¹¹

Factors of 809138837430

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3538175

Divisors of 809138837430

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 7 9 10 11 14 15 18 21 22 27 30 33 35 42 45 54 55 63 66 70 77 90 99 105 110 121 126 135 154 165 189 198 210 231 242 270 297 315 330 363 378 385 462 495 594 605 630 693 726 770 847 945 990 1089 1155 1210 1386 1485 1694 1815 1890 2079 2178 2310 2541 2970 3267 3465 3630 4158 4235 5082 5445 6534 6930 7623 8470 10395 10890 12705 15246 16335 20790 22869 25410 32670 38115 45738 76230 114345 228690 3538147 7076294 10614441 17690735 21228882 24767029 31843323 35381470 38919617 49534058 53072205 63686646 74301087 77839234 95529969 106144410 116758851 123835145 148602174 159216615 191059938 194598085 222903261 233517702 247670290 272437319 318433230 350276553 371505435 389196170 428115787 445806522 477649845 544874638 583794255 668709783 700553106 743010870 817311957 856231574 955299690 1050829659 1114516305 1167588510 1284347361 1337419566 1362186595 1634623914 1751382765 2101659318 2140578935 2229032610 2451935871 2568694722 2724373190 2996810509 3343548915 3502765530 3853042083 4086559785 4281157870 4903871742 5254148295 5993621018 6421736805 6687097830 7355807613 7706084166 8173119570 8990431527 10508296590 11559126249 12259679355 12843473610 14711615226 14984052545 17980863054 19265210415 23118252498 24519358710 26971294581 29968105090 36779038065 38530420830 44952157635 53942589162 57795631245 73558076130 80913883743 89904315270 115591262490 134856472905 161827767486 269712945810 404569418715 809138837430
• Sum of all divisors σ(n): 2710504419840
• Sum of proper divisors (its aliquot sum) s(n): 1901365582410
• 809138837430 is an abundant number, because the sum of its proper divisors (1901365582410) is greater than itself. Its abundance is 1092226744980

Bases of 809138837430

• Binary: 1011110001100100011011101101011110110110₂
• Hexadecimal: 0xBC646ED7B6
• Base-36: ABPODEPI

Squares and roots of 809138837430

• 809138837430 squared (809138837430²) is 654705658237571969004900
• 809138837430 cubed (809138837430³) is 529747775165191885746580779973407000
• The square root of 809138837430 is 899521.4491216983
• The cube root of 809138837430 is 9318.3928497461

Scales and comparisons

• 809,138,837,430 seconds is equal to 25,728 years, 5 weeks, 5 days, 20 hours, 10 minutes, 30 seconds.
• To count from 1 to 809,138,837,430 would take you about fifty-one thousand, four hundred fifty-six 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 809138837430 cubic inches would be around 776.5 feet tall.

Recreational maths with 809138837430

• 809138837430 backwards is 034738831908
• 809138837430 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 809138837430's digits is 54
• More coming soon!