1978715928672

Names of 1978715928672

• Cardinal: 1978715928672 can be written as One trillion, nine hundred seventy-eight billion, seven hundred fifteen million, nine hundred twenty-eight thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.978715928672 × 10¹²

Factors of 1978715928672

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 126

Divisors of 1978715928672

• Number of divisors d(n): 1056
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 43 48 49 54 56 63 71 72 81 84 86 96 98 108 112 126 129 142 144 147 162 168 172 189 196 213 216 224 243 252 258 284 288 294 301 324 336 343 344 378 387 392 426 432 441 486 497 504 516 567 568 588 602 639 648 672 686 688 729 756 774 784 852 864 882 903 972 994 1008 1029 1032 1134 1136 1161 1176 1204 1278 1296 1323 1372 1376 1458 1491 1512 1548 1568 1701 1704 1764 1806 1917 1944 1988 2016 2058 2064 2107 2187 2268 2272 2322 2352 2408 2556 2592 2646 2709 2744 2916 2982 3024 3053 3087 3096 3402 3408 3479 3483 3528 3612 3834 3888 3969 3976 4116 4128 4214 4374 4473 4536 4644 4704 4816 5103 5112 5292 5418 5488 5751 5832 5964 6048 6106 6174 6192 6321 6561 6804 6816 6958 6966 7056 7224 7668 7776 7938 7952 8127 8232 8428 8748 8946 9072 9159 9261 9288 9632 10206 10224 10437 10449 10584 10836 10976 11502 11664 11907 11928 12212 12348 12384 12642 13122 13419 13608 13916 13932 14112 14448 14749 15309 15336 15876 15904 16254 16464 16856 17253 17496 17892 18144 18318 18522 18576 18963 19683 20412 20448 20874 20898 21168 21371 21672 23004 23328 23814 23856 24353 24381 24424 24696 25284 26244 26838 27216 27477 27783 27832 27864 28896 29498 30618 30672 31311 31347 31752 32508 32928 33712 34506 34992 35721 35784 36636 37044 37152 37926 39366 40257 40824 41748 41796 42336 42742 43344 44247 45927 46008 47628 47712 48706 48762 48848 49392 50568 51759 52488 53676 54432 54954 55566 55664 55728 56889 58996 59049 61236 61344 62622 62694 63504 64113 65016 67424 69012 69984 71442 71568 73059 73143 73272 74088 75852 78732 80514 81648 82431 83349 83496 83592 85484 86688 88494 91854 92016 93933 94041 95256 97412 97524 97696 98784 101136 103518 104976 107163 107352 109908 111132 111328 111456 113778 117992 118098 120771 122472 125244 125388 127008 128226 130032 132741 137781 138024 142884 143136 146118 146286 146544 148176 149597 151704 155277 157464 161028 163296 164862 166698 166992 167184 170667 170968 176988 183708 184032 187866 188082 190512 192339 194824 195048 202272 207036 209952 214326 214704 219177 219429 219816 222264 227556 235984 236196 241542 244944 247293 250047 250488 250776 256452 260064 265482 275562 276048 281799 282123 285768 292236 292572 293088 296352 299194 303408 310554 314928 321489 322056 329724 333396 333984 334368 341334 341936 353976 362313 367416 375732 376164 381024 384678 389648 390096 398223 413343 414072 428652 429408 438354 438858 439632 444528 448791 455112 465831 471968 472392 483084 489888 494586 500094 500976 501552 512001 512904 530964 551124 552096 563598 564246 571536 577017 584472 585144 598388 606816 621108 629856 642978 644112 657531 658287 659448 666792 682668 683872 707952 724626 734832 741879 750141 751464 752328 769356 779296 780192 796446 826686 828144 845397 846369 857304 876708 877716 879264 889056 897582 910224 931662 944784 964467 966168 989172 1000188 1001952 1003104 1024002 1025808 1047179 1061928 1086939 1102248 1127196 1128492 1143072 1154034 1168944 1170288 1194669 1196776 1242216 1285956 1288224 1315062 1316574 1318896 1333584 1346373 1365336 1397493 1415904 1449252 1469664 1483758 1500282 1502928 1504656 1536003 1538712 1592892 1653372 1656288 1690794 1692738 1714608 1731051 1753416 1755432 1795164 1820448 1863324 1889568 1928934 1932336 1972593 1974861 1978344 2000376 2048004 2051616 2094358 2123856 2173878 2204496 2225637 2250423 2254392 2256984 2308068 2337888 2340576 2389338 2393552 2484432 2536191 2539107 2571912 2630124 2633148 2637792 2667168 2692746 2730672 2794986 2893401 2898504 2967516 3000564 3005856 3009312 3072006 3077424 3141537 3185784 3260817 3306744 3381588 3385476 3429216 3462102 3506832 3510864 3584007 3590328 3726648 3857868 3864672 3945186 3949722 3956688 4000752 4039119 4096008 4188716 4192479 4247712 4347756 4408992 4451274 4500846 4508784 4513968 4608009 4616136 4778676 4787104 4968864 5072382 5078214 5143824 5193153 5260248 5266296 5385492 5461344 5589972 5786802 5797008 5917779 5924583 5935032 6001128 6144012 6154848 6283074 6371568 6521634 6613488 6676911 6751269 6763176 6770952 6924204 7013664 7021728 7168014 7180656 7453296 7608573 7715736 7890372 7899444 7913376 8001504 8078238 8192016 8377432 8384958 8695512 8902548 9001692 9017568 9027936 9216018 9232272 9424611 9557352 9782451 10144764 10156428 10287648 10386306 10520496 10532592 10752021 10770984 11179944 11573604 11594016 11835558 11849166 11870064 12002256 12117357 12288024 12566148 12743136 13043268 13226976 13353822 13502538 13526352 13541904 13824027 13848408 14336028 14361312 14906592 15217146 15431472 15579459 15780744 15798888 16156476 16384032 16754864 16769916 17391024 17753337 17773749 17805096 18003384 18432036 18464544 18849222 19114704 19564902 20030733 20253807 20289528 20312856 20772612 21040992 21065184 21504042 21541968 22359888 22825719 23147208 23671116 23698332 23740128 24004512 24234714 24576048 25132296 26086536 26707644 27005076 27052704 27083808 27648054 27696816 28273833 28672056 29347353 30434292 30862944 31158918 31561488 31597776 32256063 32312952 33509728 33539832 34782048 35506674 35547498 35610192 36006768 36352071 36864072 37698444 38229408 39129804 40061466 40507614 40579056 40625712 41472081 41545224 43008084 43083936 44719776 45651438 46294416 46738377 47342232 47396664 48469428 49152096 50264592 52173072 53260011 53415288 54010152 55296108 55393632 56547666 57344112 58694706 60092199 60868584 62317836 63122976 63195552 64512126 64625904 67079664 68477157 71013348 71094996 71220384 72013536 72704142 73728144 75396888 78259608 80122932 81015228 81158112 81251424 82944162 83090448 84821499 86016168 91302876 92588832 93476754 94684464 94793328 96768189 96938856 100529184 104346144 106520022 106830576 108020304 109056213 110592216 113095332 114688224 117389412 120184398 121737168 124416243 124635672 129024252 129251808 134159328 136954314 140215131 142026696 142189992 145408284 147456288 150793776 156519216 159780033 160245864 162030456 165888324 166180896 169642998 172032336 180276597 182605752 186953508 189368928 189586656 193536378 193877712 205431471 213040044 213661152 216040608 218112426 221184432 226190664 234778824 240368796 243474336 248832486 249271344 254464497 258048504 273908628 280430262 284053392 284379984 290304567 290816568 301587552 313038432 319560066 320491728 324060912 327168639 331776648 339285996 344064672 360553194 365211504 373907016 387072756 387755424 410862942 420645393 426080088 436224852 442368864 452381328 469557648 479340099 480737592 497664972 498542688 508928994 516097008 547817256 560860524 568106784 568759968 580609134 581633136 639120132 640983456 648121824 654337278 663553296 678571992 721106388 730423008 747814032 763393491 774145512 821725884 841290786 852160176 870913701 872449704 904762656 939115296 958680198 961475184 981505917 995329944 1017857988 1032194016 1095634512 1121721048 1161218268 1163266272 1261936179 1278240264 1308674556 1327106592 1357143984 1438020297 1442212776 1495628064 1526786982 1548291024 1643451768 1682581572 1704320352 1741827402 1744899408 1917360396 1922950368 1963011834 1990659888 2035715976 2191269024 2243442096 2290180473 2322436536 2523872358 2556480528 2617349112 2714287968 2876040594 2884425552 2944517751 3053573964 3096582048 3286903536 3365163144 3483654804 3489798816 3834720792 3926023668 3981319776 4071431952 4486884192 4580360946 4644873072 5047744716 5112961056 5234698224 5752081188 5768851104 5889035502 6107147928 6573807072 6730326288 6870541419 6967309608 7669441584 7852047336 8142863904 8833553253 9160721892 9289746144 10095489432 10469396448 11504162376 11778071004 12214295856 13460652576 13741082838 13934619216 15338883168 15704094672 17667106506 18321443784 20190978864 20611624257 23008324752 23556142008 24428591712 27482165676 27869238432 31408189344 35334213012 36642887568 40381957728 41223248514 46016649504 47112284016 54964331352 61834872771 70668426024 73285775136 82446497028 94224568032 109928662704 123669745542 141336852048 164892994056 219857325408 247339491084 282673704096 329785988112 494678982168 659571976224 989357964336 1978715928672
• Sum of all divisors σ(n): 7071101452800
• Sum of proper divisors (its aliquot sum) s(n): 5092385524128
• 1978715928672 is an abundant number, because the sum of its proper divisors (5092385524128) is greater than itself. Its abundance is 3113669595456

Bases of 1978715928672

• Binary: 11100110010110100101010001111100001100000₂
• Hexadecimal: 0x1CCB4A8F860
• Base-36: P90CDI00

Squares and roots of 1978715928672

• 1978715928672 squared (1978715928672²) is 3915316726380295391683584
• 1978715928672 cubed (1978715928672³) is 7747299572284601116996864900137320448
• The square root of 1978715928672 is 1406668.3790687839
• The cube root of 1978715928672 is 12554.3572615813

Scales and comparisons

• 1,978,715,928,672 seconds is equal to 62,917 years, 2 weeks, 2 days, 17 hours, 31 minutes, 12 seconds.
• To count from 1 to 1,978,715,928,672 would take you about one hundred fifty-seven thousand, two hundred ninety-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 1978715928672 cubic inches would be around 1046.2 feet tall.

Recreational maths with 1978715928672

• 1978715928672 backwards is 2768295178791
• 1978715928672 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1978715928672's digits is 72
• More coming soon!