1991372005376

Names of 1991372005376

• Cardinal: 1991372005376 can be written as One trillion, nine hundred ninety-one billion, three hundred seventy-two million, five thousand, three hundred seventy-six.

Scientific notation

• Scientific notation: 1.991372005376 × 10¹²

Factors of 1991372005376

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 644

Divisors of 1991372005376

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 4 8 13 16 17 26 32 34 52 64 68 104 128 136 169 208 211 221 256 272 338 401 416 422 442 512 544 676 802 832 844 884 1024 1088 1352 1604 1664 1688 1768 2048 2176 2704 2743 2873 3208 3328 3376 3536 3587 4096 4352 5213 5408 5486 5746 6416 6656 6752 6817 7072 7174 8192 8704 10426 10816 10972 11492 12832 13312 13504 13634 14144 14348 17408 20852 21632 21944 22984 25664 26624 27008 27268 28288 28696 34816 35659 41704 43264 43888 45968 46631 51328 53248 54016 54536 56576 57392 67769 69632 71318 83408 84611 86528 87776 88621 91936 93262 102656 106496 108032 109072 113152 114784 135538 139264 142636 166816 169222 173056 175552 177242 183872 186524 205312 216064 218144 226304 229568 271076 285272 333632 338444 346112 351104 354484 367744 373048 410624 432128 436288 452608 459136 542152 570544 606203 667264 676888 692224 702208 708968 735488 746096 821248 864256 872576 905216 918272 1084304 1099943 1141088 1152073 1212406 1334528 1353776 1384448 1404416 1417936 1438387 1470976 1492192 1642496 1728512 1745152 1810432 1836544 2168608 2199886 2282176 2304146 2424812 2669056 2707552 2808832 2835872 2876774 2941952 2984384 3284992 3490304 3673088 4337216 4399772 4564352 4608292 4849624 5338112 5415104 5617664 5671744 5753548 5883904 5968768 6980608 7346176 8674432 8799544 9128704 9216584 9699248 10676224 10830208 11235328 11343488 11507096 11767808 11937536 13961216 14299259 14692352 17348864 17599088 18257408 18433168 18699031 19398496 21352448 21660416 22470656 22686976 23014192 23535616 23875072 27922432 28598518 29384704 34697728 35198176 36514816 36866336 37398062 38796992 42704896 43320832 45373952 46028384 47750144 55844864 57197036 69395456 70396352 73029632 73732672 74796124 77593984 86641664 90747904 92056768 95500288 114394072 138790912 140792704 146059264 147465344 149592248 155187968 173283328 181495808 184113536 191000576 228788144 243087403 277581824 281585408 292118528 294930688 299184496 310375936 346566656 362991616 368227072 382001152 457576288 486174806 555163648 563170816 589861376 598368992 620751872 693133312 725983232 736454144 915152576 972349612 1126341632 1179722752 1196737984 1241503744 1472908288 1830305152 1944699224 2252683264 2359445504 2393475968 2483007488 2945816576 3660610304 3889398448 4505366528 4718891008 4786951936 4966014976 5891633152 7321220608 7778796896 9010733056 9437782016 9573903872 11783266304 14642441216 15557593792 19147807744 29284882432 31115187584 38295615488 58569764864 62230375168 76591230976 117139529728 124460750336 153182461952 248921500672 497843001344 995686002688 1991372005376
• Sum of all divisors σ(n): 4599164464848
• Sum of proper divisors (its aliquot sum) s(n): 2607792459472
• 1991372005376 is an abundant number, because the sum of its proper divisors (2607792459472) is greater than itself. Its abundance is 616420454096

Bases of 1991372005376

• Binary: 11100111110100111000001010110000000000000₂
• Hexadecimal: 0x1CFA7056000
• Base-36: PETNH5A8

Squares and roots of 1991372005376

• 1991372005376 squared (1991372005376²) is 3965562463795231772901376
• 1991372005376 cubed (1991372005376³) is 7896910075971702091429324938989797376
• The square root of 1991372005376 is 1411159.8085886659
• The cube root of 1991372005376 is 12581.0667297499

Scales and comparisons

• 1,991,372,005,376 seconds is equal to 63,319 years, 24 weeks, 3 days, 2 hours, 22 minutes, 56 seconds.
• To count from 1 to 1,991,372,005,376 would take you about one hundred fifty-eight thousand, two hundred ninety-eight 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 1991372005376 cubic inches would be around 1048.4 feet tall.

Recreational maths with 1991372005376

• 1991372005376 backwards is 6735002731991
• The number of decimal digits it has is: 13
• The sum of 1991372005376's digits is 53
• More coming soon!