8122220730

Names of 8122220730

• Cardinal: 8122220730 can be written as Eight billion, one hundred twenty-two million, two hundred twenty thousand, seven hundred thirty.

Scientific notation

• Scientific notation: 8.12222073 × 10⁹

Factors of 8122220730

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 197

Divisors of 8122220730

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 17 18 26 27 30 34 39 45 51 54 65 78 81 85 90 102 117 130 135 153 157 162 170 195 221 234 255 270 289 306 314 351 390 405 442 459 471 510 578 585 663 702 765 785 810 867 918 942 1053 1105 1170 1326 1377 1413 1445 1530 1570 1734 1755 1989 2041 2106 2210 2295 2355 2601 2669 2754 2826 2890 3315 3510 3757 3978 4082 4239 4335 4590 4710 4913 5202 5265 5338 5967 6123 6630 6885 7065 7514 7803 8007 8478 8670 9826 9945 10205 10530 11271 11934 12246 12717 13005 13345 13770 14130 14739 15606 16014 17901 18369 18785 19890 20410 21195 22542 23409 24021 24565 25434 26010 26690 29478 29835 30615 33813 34697 35802 36738 37570 39015 40035 42390 44217 45373 46818 48042 49130 55107 56355 59670 61230 63585 63869 67626 69394 72063 73695 78030 80070 88434 89505 90746 91845 101439 104091 110214 112710 117045 120105 127170 127738 132651 136119 144126 147390 165321 169065 173485 179010 183690 191607 202878 208182 216189 221085 226865 234090 240210 265302 272238 275535 304317 312273 319345 330642 338130 346970 360315 383214 397953 408357 432378 442170 453730 507195 520455 551070 574821 589849 608634 624546 638690 663255 680595 720630 771341 795906 816714 826605 936819 958035 1014390 1040910 1080945 1149642 1179698 1225071 1326510 1361190 1521585 1542682 1561365 1653210 1724463 1769547 1873638 1916070 1989765 2041785 2161890 2314023 2450142 2810457 2874105 2949245 3043170 3122730 3448926 3539094 3675213 3856705 3979530 4083570 4628046 4684095 5173389 5308641 5620914 5748210 5898490 6125355 6942069 7350426 7713410 8622315 8847735 9368190 10027433 10346778 10617282 11570115 12250710 13884138 14052285 15925923 17244630 17695470 18376065 20054866 20826207 23140230 25866945 26543205 28104570 30082299 31851846 34710345 36752130 41652414 47777769 50137165 51733890 53086410 60164598 62478621 69420690 79629615 90246897 95555538 100274330 104131035 124957242 150411495 159259230 180493794 208262070 238888845 270740691 300822990 312393105 451234485 477777690 541481382 624786210 812222073 902468970 1353703455 1624444146 2707406910 4061110365 8122220730
• Sum of all divisors σ(n): 25148581920
• Sum of proper divisors (its aliquot sum) s(n): 17026361190
• 8122220730 is an abundant number, because the sum of its proper divisors (17026361190) is greater than itself. Its abundance is 8904140460

Bases of 8122220730

• Binary: 111100100000111110100000010111010₂
• Hexadecimal: 0x1E41F40BA
• Base-36: 3QBRDMI

Squares and roots of 8122220730

• 8122220730 squared (8122220730²) is 65970469586841732900
• 8122220730 cubed (8122220730³) is 535826715646080458189503017000
• The square root of 8122220730 is 90123.3639518633
• The cube root of 8122220730 is 2010.1336288971

Scales and comparisons

• 8,122,220,730 seconds is equal to 258 years, 13 weeks, 4 days, 4 hours, 25 minutes, 30 seconds.
• To count from 1 to 8,122,220,730 would take you about five hundred sixteen 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 8122220730 cubic inches would be around 167.5 feet tall.

Recreational maths with 8122220730

• 8122220730 backwards is 0370222218
• 8122220730 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 8122220730's digits is 27
• More coming soon!