1621406140992

Names of 1621406140992

• Cardinal: 1621406140992 can be written as One trillion, six hundred twenty-one billion, four hundred six million, one hundred forty thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 1.621406140992 × 10¹²

Factors of 1621406140992

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 105

Divisors of 1621406140992

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 32 33 36 44 48 54 64 66 72 88 89 96 99 108 121 132 144 176 178 192 198 216 242 264 267 288 297 352 356 363 396 432 484 528 534 576 594 704 712 726 792 801 864 968 979 1056 1068 1089 1188 1331 1424 1452 1584 1602 1728 1936 1958 2112 2136 2178 2376 2403 2662 2848 2904 2937 3168 3204 3267 3872 3916 3993 4272 4356 4752 4806 5324 5696 5808 5874 6336 6408 6534 7744 7832 7921 7986 8544 8712 8811 9504 9612 10648 10769 11616 11748 11979 12816 13068 15664 15842 15972 17088 17424 17622 19008 19224 21296 21538 23232 23496 23763 23958 25632 26136 26433 31328 31684 31944 32307 34848 35244 35937 38448 42592 43076 46992 47526 47916 51264 52272 52866 62656 63368 63888 64614 69696 70488 71289 71874 76896 85184 86152 87131 93984 95052 95832 96921 104544 105732 118459 126736 127776 129228 140976 142578 143748 153792 172304 174262 187968 190104 191664 193842 209088 211464 213867 236918 253472 255552 258456 261393 281952 285156 287496 290763 344608 348524 355377 380208 383328 387684 422928 427734 473836 506944 516912 522786 563904 570312 574992 581526 689216 697048 704969 710754 760416 766656 775368 784179 845856 855468 947672 958441 1033824 1045572 1066131 1140624 1149984 1163052 1394096 1409938 1421508 1520832 1550736 1568358 1691712 1710936 1895344 1916882 2067648 2091144 2114907 2132262 2281248 2299968 2326104 2352537 2788192 2819876 2843016 2875323 3101472 3136716 3198393 3421872 3790688 3833764 4182288 4229814 4264524 4562496 4652208 4705074 5576384 5639752 5686032 5750646 6202944 6273432 6344721 6396786 6843744 7581376 7667528 7754659 8364576 8459628 8529048 8625969 9304416 9410148 10542851 11279504 11372064 11501292 12546864 12689442 12793572 13687488 15335056 15509318 16729152 16919256 17058096 17251938 18608832 18820296 19034163 21085702 22559008 22744128 23002584 23263977 25093728 25378884 25587144 25877907 30670112 31018636 31628553 33838512 34116192 34503876 37640592 38068326 42171404 45118016 46005168 46527954 50187456 50757768 51174288 51755814 61340224 62037272 63257106 67677024 68232384 69007752 69791931 75281184 76136652 84342808 85301249 92010336 93055908 94885659 101515536 102348576 103511628 124074544 126514212 135354048 138015504 139583862 150562368 152273304 168685616 170602498 184020672 186111816 189771318 203031072 204697152 207023256 209375793 248149088 253028424 255903747 276031008 279167724 284656977 304546608 337371232 341204996 372223632 379542636 406062144 414046512 418751586 496298176 506056848 511807494 552062016 558335448 569313954 609093216 674742464 682409992 744447264 759085272 767711241 828093024 837503172 938313739 1012113696 1023614988 1116670896 1138627908 1218186432 1364819984 1488894528 1518170544 1535422482 1656186048 1675006344 1876627478 2024227392 2047229976 2233341792 2277255816 2303133723 2729639968 2814941217 3036341088 3070844964 3350012688 3753254956 4094459952 4466683584 4554511632 4606267446 5459279936 5629882434 6072682176 6141689928 6700025376 7506509912 8188919904 8444823651 9109023264 9212534892 11259764868 12283379856 13400050752 15013019824 16377839808 16889647302 18218046528 18425069784 22519529736 24566759712 25334470953 30026039648 33779294604 36850139568 45039059472 49133519424 50668941906 60052079296 67558589208 73700279136 90078118944 101337883812 135117178416 147400558272 180156237888 202675767624 270234356832 405351535248 540468713664 810703070496 1621406140992
• Sum of all divisors σ(n): 5302517817600
• Sum of proper divisors (its aliquot sum) s(n): 3681111676608
• 1621406140992 is an abundant number, because the sum of its proper divisors (3681111676608) is greater than itself. Its abundance is 2059705535616

Bases of 1621406140992

• Binary: 10111100110000011010101100100101001000000₂
• Hexadecimal: 0x17983564A40
• Base-36: KOV3CPC0

Squares and roots of 1621406140992

• 1621406140992 squared (1621406140992²) is 2628957874046569382744064
• 1621406140992 cubed (1621406140992³) is 4262608441388380454171432245835071488
• The square root of 1621406140992 is 1273344.4706724099
• 1621406140992 is a perfect cube number. Its cube root is 11748

Scales and comparisons

• 1,621,406,140,992 seconds is equal to 51,555 years, 36 weeks, 2 days, 18 hours, 43 minutes, 12 seconds.
• To count from 1 to 1,621,406,140,992 would take you about one hundred twenty-eight thousand, eight hundred eighty-nine 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 1621406140992 cubic inches would be around 979 feet tall.

Recreational maths with 1621406140992

• 1621406140992 backwards is 2990416041261
• The number of decimal digits it has is: 13
• The sum of 1621406140992's digits is 45
• More coming soon!