1990971187200

Names of 1990971187200

• Cardinal: 1990971187200 can be written as One trillion, nine hundred ninety billion, nine hundred seventy-one million, one hundred eighty-seven thousand, two hundred.

Scientific notation

• Scientific notation: 1.9909711872 × 10¹²

Factors of 1990971187200

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 734

Divisors of 1990971187200

• Number of divisors d(n): 840
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 32 36 40 45 48 50 54 60 64 72 75 80 81 90 96 100 108 120 128 135 144 150 160 162 180 192 200 216 225 240 256 257 270 288 300 320 324 360 384 400 405 432 450 467 480 512 514 540 576 600 640 648 675 720 768 771 800 810 864 900 934 960 1024 1028 1080 1152 1200 1280 1285 1296 1350 1401 1440 1536 1542 1600 1620 1728 1800 1868 1920 2025 2048 2056 2160 2304 2313 2335 2400 2560 2570 2592 2700 2802 2880 3072 3084 3200 3240 3456 3600 3736 3840 3855 4050 4096 4112 4203 4320 4608 4626 4670 4800 5120 5140 5184 5400 5604 5760 6144 6168 6400 6425 6480 6912 6939 7005 7200 7472 7680 7710 8100 8192 8224 8406 8640 9216 9252 9340 9600 10240 10280 10368 10800 11208 11520 11565 11675 12288 12336 12609 12800 12850 12960 13824 13878 14010 14400 14944 15360 15420 16200 16448 16812 17280 18432 18504 18680 19200 19275 20480 20560 20736 20817 21015 21600 22416 23040 23130 23350 24576 24672 25218 25600 25700 25920 27648 27756 28020 28800 29888 30720 30840 32400 32896 33624 34560 34695 35025 36864 37008 37360 37827 38400 38550 40960 41120 41472 41634 42030 43200 44832 46080 46260 46700 49344 50436 51200 51400 51840 55296 55512 56040 57600 57825 59776 61440 61680 63045 64800 65792 67248 69120 69390 70050 73728 74016 74720 75654 76800 77100 82240 82944 83268 84060 86400 89664 92160 92520 93400 98688 100872 102400 102800 103680 104085 105075 110592 111024 112080 115200 115650 119552 120019 122880 123360 126090 129600 131584 134496 138240 138780 140100 148032 149440 151308 153600 154200 164480 165888 166536 168120 172800 173475 179328 184320 185040 186800 189135 197376 201744 204800 205600 207360 208170 210150 221184 222048 224160 230400 231300 239104 240038 246720 252180 259200 263168 268992 276480 277560 280200 296064 298880 302616 307200 308400 315225 328960 331776 333072 336240 345600 346950 358656 360057 368640 370080 373600 378270 394752 403488 411200 414720 416340 420300 444096 448320 460800 462600 478208 480076 493440 504360 518400 520425 526336 537984 552960 555120 560400 592128 597760 600095 605232 614400 616800 630450 657920 663552 666144 672480 691200 693900 717312 720114 740160 747200 756540 789504 806976 822400 829440 832680 840600 888192 896640 921600 925200 945675 956416 960152 986880 1008720 1036800 1040850 1052672 1075968 1080171 1105920 1110240 1120800 1184256 1195520 1200190 1210464 1233600 1260900 1315840 1332288 1344960 1382400 1387800 1434624 1440228 1480320 1494400 1513080 1579008 1613952 1644800 1658880 1665360 1681200 1776384 1793280 1800285 1843200 1850400 1891350 1912832 1920304 1973760 2017440 2073600 2081700 2105344 2151936 2160342 2220480 2241600 2368512 2391040 2400380 2420928 2467200 2521800 2631680 2664576 2689920 2764800 2775600 2869248 2880456 2960640 2988800 3000475 3026160 3158016 3227904 3240513 3289600 3317760 3330720 3362400 3552768 3586560 3600570 3700800 3782700 3825664 3840608 3947520 4034880 4147200 4163400 4303872 4320684 4440960 4483200 4737024 4782080 4800760 4841856 4934400 5043600 5263360 5329152 5379840 5400855 5529600 5551200 5738496 5760912 5921280 5977600 6000950 6052320 6316032 6455808 6481026 6579200 6661440 6724800 7105536 7173120 7201140 7401600 7565400 7681216 7895040 8069760 8294400 8326800 8607744 8641368 8881920 8966400 9001425 9474048 9564160 9601520 9683712 9721539 9868800 10087200 10526720 10658304 10759680 10801710 11102400 11476992 11521824 11842560 11955200 12001900 12104640 12911616 12962052 13158400 13322880 13449600 14211072 14346240 14402280 14803200 15130800 15362432 15790080 16139520 16202565 16588800 16653600 17215488 17282736 17763840 17932800 18002850 18948096 19128320 19203040 19367424 19443078 19737600 20174400 21316608 21519360 21603420 22204800 23043648 23685120 23910400 24003800 24209280 25823232 25924104 26316800 26645760 26899200 27004275 28422144 28692480 28804560 29606400 30261600 30724864 31580160 32279040 32405130 33307200 34430976 34565472 35527680 35865600 36005700 38406080 38734848 38886156 39475200 40348800 42633216 43038720 43206840 44409600 46087296 47370240 47820800 48007600 48418560 48607695 51646464 51848208 52633600 53291520 53798400 54008550 56844288 57384960 57609120 59212800 60523200 61449728 64558080 64810260 66614400 69130944 71055360 71731200 72011400 76812160 77469696 77772312 78950400 80697600 81012825 85266432 86077440 86413680 88819200 92174592 94740480 95641600 96015200 96837120 97215390 103292928 103696416 106583040 107596800 108017100 115218240 118425600 121046400 122899456 129116160 129620520 133228800 138261888 142110720 143462400 144022800 153624320 154939392 155544624 157900800 161395200 162025650 170532864 172154880 172827360 177638400 184349184 192030400 193674240 194430780 207392832 213166080 215193600 216034200 230436480 236851200 242092800 243038475 245798912 258232320 259241040 266457600 276523776 284221440 286924800 288045600 307248640 309878784 311089248 322790400 324051300 345654720 355276800 368698368 384060800 387348480 388861560 414785664 426332160 430387200 432068400 460872960 473702400 484185600 486076950 491597824 516464640 518482080 532915200 553047552 576091200 614497280 622178496 645580800 648102600 691309440 710553600 737396736 768121600 774696960 777723120 829571328 852664320 860774400 864136800 921745920 968371200 972153900 983195648 1036964160 1065830400 1106095104 1152182400 1228994560 1244356992 1291161600 1296205200 1382618880 1421107200 1474793472 1536243200 1549393920 1555446240 1659142656 1728273600 1843491840 1936742400 1944307800 2073928320 2131660800 2212190208 2304364800 2457989120 2488713984 2582323200 2592410400 2765237760 2949586944 3072486400 3110892480 3318285312 3456547200 3686983680 3873484800 3888615600 4147856640 4263321600 4424380416 4608729600 4915978240 4977427968 5184820800 5530475520 6144972800 6221784960 6636570624 6913094400 7373967360 7746969600 7777231200 8295713280 8848760832 9217459200 9954855936 10369641600 11060951040 12289945600 12443569920 13273141248 13826188800 14747934720 15554462400 16591426560 18434918400 19909711872 20739283200 22121902080 24579891200 24887139840 26546282496 27652377600 31108924800 33182853120 36869836800 39819423744 41478566400 44243804160 49774279680 55304755200 62217849600 66365706240 73739673600 79638847488 82957132800 99548559360 110609510400 124435699200 132731412480 165914265600 199097118720 221219020800 248871398400 331828531200 398194237440 497742796800 663657062400 995485593600 1990971187200
• Sum of all divisors σ(n): 7420036718952
• Sum of proper divisors (its aliquot sum) s(n): 5429065531752
• 1990971187200 is an abundant number, because the sum of its proper divisors (5429065531752) is greater than itself. Its abundance is 3438094344552

Bases of 1990971187200

• Binary: 11100111110001111001000010110000000000000₂
• Hexadecimal: 0x1CF8F216000
• Base-36: PEN0U800

Squares and roots of 1990971187200

• 1990971187200 squared (1990971187200²) is 3963966268260577443840000
• 1990971187200 cubed (1990971187200³) is 7892142627139515552319666126848000000
• The square root of 1990971187200 is 1411017.7841544025
• The cube root of 1990971187200 is 12580.2225783189

Scales and comparisons

• 1,990,971,187,200 seconds is equal to 63,306 years, 37 weeks, 5 days.
• To count from 1 to 1,990,971,187,200 would take you about one hundred fifty-eight thousand, two hundred sixty-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 1990971187200 cubic inches would be around 1048.4 feet tall.

Recreational maths with 1990971187200

• 1990971187200 backwards is 0027811790991
• 1990971187200 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1990971187200's digits is 54
• More coming soon!