3997491978240

Names of 3997491978240

• Cardinal: 3997491978240 can be written as Three trillion, nine hundred ninety-seven billion, four hundred ninety-one million, nine hundred seventy-eight thousand, two hundred forty.

Scientific notation

• Scientific notation: 3.99749197824 × 10¹²

Factors of 3997491978240

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 522

Divisors of 3997491978240

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 128 144 160 180 181 192 240 256 288 320 331 360 362 384 480 512 543 576 640 662 720 724 768 905 960 993 1024 1086 1152 1280 1324 1440 1448 1536 1629 1655 1810 1920 1986 2048 2172 2304 2560 2648 2715 2880 2896 2979 3072 3258 3310 3620 3840 3972 4096 4344 4608 4965 5120 5296 5430 5760 5792 5958 6144 6516 6620 7240 7680 7944 8145 8192 8688 9216 9930 10240 10592 10860 11520 11584 11916 12288 13032 13240 14480 14895 15360 15888 16290 17376 18432 19860 20480 21184 21720 23040 23168 23832 24576 26064 26480 28960 29790 30720 31776 32580 32761 34752 36864 39720 40960 42368 43440 46080 46336 47664 52128 52960 57920 59580 59911 61440 63552 65160 65522 69504 73728 79440 84736 86880 92160 92672 95328 98283 104256 105920 115840 119160 119822 122880 127104 130320 131044 139008 158880 163805 169472 173760 179733 184320 185344 190656 196566 208512 211840 231680 238320 239644 254208 260640 262088 278016 294849 299555 317760 327610 338944 347520 359466 368640 370688 381312 393132 417024 423680 463360 476640 479288 491415 508416 521280 524176 539199 556032 589698 599110 635520 655220 677888 695040 718932 741376 762624 786264 834048 847360 898665 926720 953280 958576 982830 1016832 1042560 1048352 1078398 1112064 1179396 1198220 1271040 1310440 1355776 1390080 1437864 1474245 1482752 1525248 1572528 1668096 1694720 1797330 1853440 1906560 1917152 1965660 2033664 2085120 2096704 2156796 2224128 2358792 2396440 2542080 2620880 2695995 2711552 2780160 2875728 2948490 3050496 3145056 3336192 3389440 3594660 3706880 3813120 3834304 3931320 4067328 4170240 4193408 4313592 4448256 4717584 4792880 5084160 5241760 5391990 5560320 5751456 5896980 6100992 6290112 6672384 6778880 7189320 7413760 7626240 7668608 7862640 8134656 8340480 8386816 8627184 9435168 9585760 10168320 10483520 10783980 10843891 11120640 11502912 11793960 12201984 12580224 13344768 13557760 14378640 15252480 15337216 15725280 16680960 16773632 17254368 18870336 19171520 20336640 20967040 21567960 21687782 22241280 23005824 23587920 24403968 25160448 28757280 30504960 30674432 31450560 32531673 33361920 33547264 34508736 37740672 38343040 40673280 41934080 43135920 43375564 46011648 47175840 50320896 54219455 57514560 61009920 61348864 62901120 65063346 66723840 67094528 69017472 75481344 76686080 83868160 86271840 86751128 92023296 94351680 97595019 100641792 108438910 115029120 122019840 122697728 125802240 130126692 134189056 138034944 150962688 153372160 162658365 167736320 172543680 173502256 184046592 188703360 195190038 201283584 216877820 230058240 245395456 251604480 260253384 268378112 276069888 301925376 306744320 325316730 335472640 345087360 347004512 368093184 377406720 390380076 402567168 433755640 460116480 487975095 490790912 503208960 520506768 552139776 603850752 613488640 650633460 670945280 690174720 694009024 736186368 754813440 780760152 805134336 867511280 920232960 975950190 1006417920 1041013536 1104279552 1207701504 1226977280 1301266920 1341890560 1380349440 1388018048 1472372736 1509626880 1561520304 1735022560 1840465920 1951900380 2012835840 2082027072 2208559104 2415403008 2453954560 2602533840 2760698880 2776036096 3019253760 3123040608 3470045120 3680931840 3903800760 4025671680 4164054144 4417118208 5205067680 5521397760 5552072192 6038507520 6246081216 6940090240 7361863680 7807601520 8328108288 10410135360 11042795520 11104144384 12077015040 12492162432 13880180480 15615203040 16656216576 20820270720 22085591040 22208288768 24984324864 27760360960 31230406080 33312433152 41640541440 44416577536 49968649728 55520721920 62460812160 66624866304 83281082880 88833155072 99937299456 111041443840 124921624320 133249732608 166562165760 199874598912 222082887680 249843248640 266499465216 333124331520 399749197824 444165775360 499686497280 666248663040 799498395648 999372994560 1332497326080 1998745989120 3997491978240
• Sum of all divisors σ(n): 13976205056424
• Sum of proper divisors (its aliquot sum) s(n): 9978713078184
• 3997491978240 is an abundant number, because the sum of its proper divisors (9978713078184) is greater than itself. Its abundance is 5981221099944

Bases of 3997491978240

• Binary: 111010001010111101000101101110000000000000₂
• Hexadecimal: 0x3A2BD16E000
• Base-36: 1F0F7IF40

Squares and roots of 3997491978240

• 3997491978240 squared (3997491978240²) is 15979942116093148633497600
• 3997491978240 cubed (3997491978240³) is 63879690421821892471030673754292224000
• The square root of 3997491978240 is 1999372.8962452201
• The cube root of 3997491978240 is 15870.6921290521

Scales and comparisons

• 3,997,491,978,240 seconds is equal to 127,107 years, 45 weeks, 5 days, 6 hours, 24 minutes.
• To count from 1 to 3,997,491,978,240 would take you about three hundred seventeen thousand, seven hundred sixty-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 3997491978240 cubic inches would be around 1322.6 feet tall.

Recreational maths with 3997491978240

• 3997491978240 backwards is 0428791947993
• 3997491978240 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 3997491978240's digits is 72
• More coming soon!