990709293420

Names of 990709293420

• Cardinal: 990709293420 can be written as Nine hundred ninety billion, seven hundred nine million, two hundred ninety-three thousand, four hundred twenty.

Scientific notation

• Scientific notation: 9.9070929342 × 10¹¹

Factors of 990709293420

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 59337

Divisors of 990709293420

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 11 12 14 15 17 18 20 21 22 28 30 33 34 35 36 42 44 45 51 55 60 63 66 68 70 71 77 84 85 90 99 102 105 110 119 126 132 140 142 153 154 165 170 180 187 198 204 210 213 220 231 238 252 255 284 306 308 315 330 340 355 357 374 385 396 420 426 462 476 495 497 510 561 595 612 630 639 660 693 710 714 748 765 770 781 852 924 935 990 994 1020 1065 1071 1122 1155 1190 1207 1260 1278 1309 1386 1420 1428 1491 1530 1540 1562 1683 1785 1870 1980 1988 2130 2142 2244 2310 2343 2380 2414 2485 2556 2618 2772 2805 2982 3060 3124 3195 3366 3465 3570 3621 3740 3905 3927 4260 4284 4473 4620 4686 4828 4970 5236 5355 5467 5610 5964 6035 6390 6545 6732 6930 7029 7140 7242 7455 7810 7854 8415 8449 8946 9372 9940 10710 10863 10934 11220 11715 11781 12070 12780 13090 13277 13860 14058 14484 14910 15620 15708 16401 16830 16898 17892 18105 19635 21420 21726 21868 22365 23430 23562 24140 25347 26180 26554 27335 28116 29820 32802 33660 33796 35145 36210 39270 39831 42245 43452 44730 46860 47124 49203 50694 53108 54315 54670 58905 59221 65604 66385 70290 72420 76041 78540 79662 82005 84490 89460 92939 98406 101388 108630 109340 117810 118442 119493 126735 132770 140580 152082 159324 164010 168980 177663 185878 196812 199155 217260 235620 236884 238986 246015 253470 265540 278817 296105 304164 328020 355326 371756 380205 398310 414547 464695 477972 492030 506940 532989 557634 592210 597465 651431 710652 760410 796620 829094 836451 888315 929390 984060 1006757 1065978 1115268 1184420 1194930 1243641 1302862 1394085 1520820 1658188 1672902 1776630 1858780 1954293 2013514 2072735 2131956 2389860 2487282 2605724 2664945 2788170 3020271 3257155 3345804 3553260 3730923 3908586 4027028 4145470 4182255 4204691 4560017 4974564 5033785 5329890 5576340 5862879 6040542 6218205 6514310 7047299 7461846 7817172 8290940 8364510 8409382 9060813 9120034 9771465 10067570 10659780 11074327 11725758 12081084 12436410 12614073 13028620 13680051 14094598 14923692 15101355 16729020 16818764 18121626 18240068 18654615 19542930 20135140 21023455 21141897 22148654 22800085 23451516 24872820 25228146 27360102 28189196 29314395 29432837 30202710 33222981 35236495 36243252 37309230 37842219 39085860 41040153 42046910 42283794 44297308 45304065 45600170 46251601 50456292 54720204 55371635 58628790 58865674 60405420 63070365 63425691 66445962 68400255 70472990 71479747 74618460 75684438 77520289 82080306 84093820 84567588 88298511 90608130 91200340 92503202 99668943 105709485 110743270 117257580 117731348 126140730 126851382 132891924 136800510 138754803 140945980 142959494 147164185 151368876 155040578 164160612 166114905 176597022 181216260 185006404 189211095 199337886 205200765 211418970 214439241 221486540 231258005 232560867 252281460 253702764 264895533 273601020 277509606 285918988 294328370 310081156 317128455 323761207 332229810 353194044 357398735 378422190 387601445 398675772 410401530 416264409 422837940 428878482 441492555 462516010 465121734 498344715 500358229 529791066 555019212 588656740 634256910 643317723 647522414 664459620 693774015 697682601 714797470 756844380 775202890 786277217 820803060 832528818 857756964 882985110 925032020 930243468 971283621 996689430 1000716458 1059582132 1072196205 1162804335 1268513820 1286635446 1295044828 1324477665 1387548030 1395365202 1429594940 1501074687 1550405780 1572554434 1618806035 1665057636 1765970220 1942567242 1993378860 2001432916 2081322045 2144392410 2325608670 2358831651 2501791145 2573270892 2648955330 2775096060 2790730404 2913850863 3002149374 3145108868 3216588615 3237612070 3488413005 3885134484 3931386085 4162644090 4288784820 4503224061 4651217340 4717663302 4856418105 5003582290 5297910660 5503940519 5827701726 6004298748 6433177230 6475224140 6976826010 7076494953 7505373435 7862772170 8325288180 9006448122 9435326604 9712836210 10007164580 11007881038 11655403452 11794158255 12866354460 13953652020 14152989906 14569254315 15010746870 15725544340 16511821557 18012896244 19425672420 22015762076 22516120305 23588316510 27519702595 28305979812 29138508630 30021493740 33023643114 35382474765 45032240610 47176633020 49535464671 55039405190 58277017260 66047286228 70764949530 82559107785 90064481220 99070929342 110078810380 141529899060 165118215570 198141858684 247677323355 330236431140 495354646710 990709293420
• Sum of all divisors σ(n): 4023017736192
• Sum of proper divisors (its aliquot sum) s(n): 3032308442772
• 990709293420 is an abundant number, because the sum of its proper divisors (3032308442772) is greater than itself. Its abundance is 2041599149352

Bases of 990709293420

• Binary: 1110011010101010111000000010000101101100₂
• Hexadecimal: 0xE6AAE0216C
• Base-36: CN4IQF70

Squares and roots of 990709293420

• 990709293420 squared (990709293420²) is 981504904068755655296400
• 990709293420 cubed (990709293420³) is 972386029998221798357325524669688000
• The square root of 990709293420 is 995343.8066417051
• The cube root of 990709293420 is 9968.9345719179

Scales and comparisons

• 990,709,293,420 seconds is equal to 31,501 years, 25 weeks, 3 days, 17 hours, 57 minutes.
• To count from 1 to 990,709,293,420 would take you about sixty-three thousand and 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 990709293420 cubic inches would be around 830.7 feet tall.

Recreational maths with 990709293420

• 990709293420 backwards is 024392907099
• The number of decimal digits it has is: 12
• The sum of 990709293420's digits is 54
• More coming soon!