21374717121920

Names of 21374717121920

• Cardinal: 21374717121920 can be written as Twenty-one trillion, three hundred seventy-four billion, seven hundred seventeen million, one hundred twenty-one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.137471712192 × 10¹³

Factors of 21374717121920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 157

Divisors of 21374717121920

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 4 5 8 10 16 19 20 23 32 38 40 46 47 61 64 76 80 92 94 95 115 122 128 152 160 184 188 190 230 235 244 304 305 320 361 368 376 380 437 460 470 488 529 608 610 640 722 736 752 760 874 893 920 940 976 1058 1081 1159 1216 1220 1403 1444 1472 1504 1520 1748 1786 1805 1840 1880 1952 2116 2162 2185 2318 2432 2440 2645 2806 2867 2888 2944 3008 3040 3496 3572 3610 3680 3721 3760 3904 4232 4324 4370 4465 4636 4880 5290 5405 5612 5734 5776 5795 6016 6080 6992 7015 7144 7220 7360 7442 7520 7808 8303 8464 8648 8740 8930 9272 9760 10051 10580 10810 11224 11468 11552 11590 12160 13984 14030 14288 14335 14440 14720 14884 15040 16606 16928 16967 17296 17480 17860 18544 18605 19520 20102 20539 21160 21620 22021 22448 22936 23104 23180 24863 26657 27968 28060 28576 28670 28880 29768 30080 32269 33212 33856 33934 34592 34960 35720 37088 37210 39040 40204 41078 41515 42320 43240 44042 44896 45872 46208 46360 49726 50255 53314 54473 55936 56120 57152 57340 57760 59536 64538 65941 66424 67712 67868 69184 69920 70699 71440 74176 74420 80408 82156 83030 84640 84835 85583 86480 88084 89792 91744 92720 99452 100510 102695 106628 108946 110105 112240 114304 114680 115520 119072 124315 129076 131882 132848 133285 135736 138368 139840 141398 142880 148352 148840 160816 161345 164312 166060 169280 169670 171166 172960 174887 176168 179584 183488 185440 190969 198904 201020 205390 213256 217892 220210 224480 229360 231040 238144 248630 258152 263764 265696 266570 271472 272365 279680 282796 285760 297680 321632 322690 328624 329705 332120 338560 339340 342332 345920 349774 352336 353495 366976 370880 381938 390241 397808 402040 410780 426512 427915 435784 440420 448960 458720 472397 476288 497260 506483 516304 527528 531392 533140 542944 544730 565592 571520 595360 613111 643264 645380 657248 659410 664240 678680 684664 691840 699548 704672 706990 741760 763876 780482 795616 804080 821560 853024 855830 871568 874435 880840 897920 917440 944794 954845 994520 1012966 1032608 1034987 1055056 1062784 1066280 1085888 1089460 1131184 1190720 1226222 1252879 1286528 1290760 1314496 1318820 1328480 1343281 1357360 1369328 1399096 1409344 1413980 1516643 1527752 1560964 1591232 1608160 1626077 1643120 1706048 1711660 1743136 1748870 1761680 1834880 1889588 1909690 1951205 1968409 1989040 2025932 2065216 2069974 2110112 2132560 2171776 2178920 2262368 2361985 2381440 2452444 2505758 2532415 2581520 2628992 2637640 2656960 2686562 2714720 2738656 2798192 2818688 2827960 3033286 3055504 3065555 3121928 3182464 3216320 3252154 3286240 3322853 3412096 3423320 3486272 3497740 3523360 3779176 3819380 3902410 3936818 3978080 4022401 4051864 4130432 4139948 4220224 4265120 4357840 4524736 4723970 4904888 5011516 5064830 5163040 5174935 5275280 5313920 5373124 5429440 5477312 5596384 5655920 6066572 6111008 6131110 6243856 6264395 6432640 6504308 6572480 6645706 6716405 6846640 6972544 6995480 7046720 7558352 7583215 7638760 7804820 7873636 7956160 8044802 8103728 8130385 8279896 8440448 8530240 8715680 8975543 9049472 9447940 9809776 9842045 10023032 10129660 10326080 10349870 10550560 10746248 10858880 10954624 11192768 11311840 11649109 12133144 12222016 12262220 12487712 12528790 13008616 13144960 13291412 13432810 13693280 13990960 14093440 15116704 15166430 15277520 15609640 15747272 15912320 16089604 16207456 16260770 16559792 16614265 17060480 17431360 17951086 18895880 19619552 19684090 20046064 20112005 20259320 20652160 20699740 21101120 21492496 22385536 22623680 23298218 23804701 24266288 24444032 24524440 24975424 25057580 26017232 26582824 26865620 27386560 27981920 28816217 30233408 30332860 30555040 30895463 31219280 31494544 32179208 32414912 32521540 33119584 33228530 34862720 35902172 37399771 37791760 39239104 39368180 40092128 40224010 40518640 41399480 42202240 42984992 44877715 45247360 46596436 47609402 48532576 49048880 49950848 50115160 52034464 53165648 53731240 54773120 55963840 57632434 58245545 60466816 60665720 61110080 61790926 62438560 62989088 63134207 64358416 64829824 65043080 66239168 66457060 71804344 74799542 75583520 76425619 78478208 78736360 80184256 80448020 81037280 82798960 85969984 89755430 92515223 93192872 95218804 97065152 98097760 100230320 104068928 106331296 107462480 111927680 115264868 116491090 119023505 121331440 122220160 123581852 124877120 125978176 126268414 128716832 130086160 132478336 132914120 143608688 144081085 149599084 151167040 152851238 154477315 157472720 160368512 160896040 162074560 165597920 171939968 179510860 185030446 186385744 186998855 190437608 194130304 196195520 200460640 208137856 212662592 214924960 230529736 232982180 238047010 242662880 247163704 249754240 251956352 252536828 257433664 260172320 265828240 287217376 288162170 299198168 302334080 305702476 308954630 314945440 315671035 321792080 324149120 331195840 359021720 370060892 372771488 373997710 380875216 382128095 392391040 400921280 425325184 429849920 461059472 462576115 465964360 476094020 485325760 494327408 505073656 514867328 520344640 531656480 547508123 574434752 576324340 598396336 611404952 617909260 629890880 631342070 643584160 662391680 710595649 718043440 740121784 745542976 747995420 761750432 764256190 801842560 859699840 922118944 925152230 931928720 952188040 970651520 988654816 1010147312 1040689280 1063312960 1095016246 1148869504 1152648680 1196792672 1222809904 1235818520 1259781760 1262684140 1287168320 1421191298 1436086880 1452086761 1480243568 1491085952 1495990840 1523500864 1528512380 1757789237 1844237888 1850304460 1863857440 1904376080 1977309632 2020294624 2126625920 2190032492 2305297360 2393585344 2445619808 2471637040 2525368280 2574336640 2737540615 2842382596 2872173760 2904173522 2960487136 2991981680 3047001728 3057024760 3515578474 3552978245 3688475776 3700608920 3727714880 3808752160 3954619264 4040589248 4380064984 4610594720 4787170688 4891239616 4943274080 5050736560 5475081230 5684765192 5744347520 5808347044 5920974272 5983963360 6114049520 7031156948 7105956490 7260433805 7401217840 7455429760 7617504320 8081178496 8760129968 8788946185 9221189440 9782479232 9886548160 10101473120 10950162460 11369530384 11616694088 11841948544 11967926720 12228099040 14062313896 14211912980 14520867610 14802435680 15235008640 17520259936 17577892370 18442378880 19773096320 20202946240 21900324920 22739060768 23233388176 23935853440 24456198080 28124627792 28423825960 29041735220 29604871360 33397995503 35040519872 35155784740 40405892480 43800649840 45478121536 46466776352 48912396160 56249255584 56847651920 58083470440 59209742720 66795991006 70081039744 70311569480 87601299680 90956243072 92933552704 112498511168 113695303840 116166940880 133591982012 140623138960 166989977515 175202599360 185867105408 224997022336 227390607680 232333881760 267183964024 281246277920 333979955030 350405198720 454781215360 464667763520 534367928048 562492555840 667959910060 929335527040 1068735856096 1124985111680 1335919820120 2137471712192 2671839640240 4274943424384 5343679280480 10687358560960 21374717121920
• Sum of all divisors σ(n): 58535470899360
• Sum of proper divisors (its aliquot sum) s(n): 37160753777440
• 21374717121920 is an abundant number, because the sum of its proper divisors (37160753777440) is greater than itself. Its abundance is 15786036655520

Bases of 21374717121920

• Binary: 100110111000010110000011010111101010110000000₂
• Hexadecimal: 0x1370B06BD580
• Base-36: 7KREQP1FK

Squares and roots of 21374717121920

• 21374717121920 squared (21374717121920²) is 456878532042100008144486400
• 21374717121920 cubed (21374717121920³) is 9765649381477950386358924903324581888000
• The square root of 21374717121920 is 4623279.9095360861
• The cube root of 21374717121920 is 27752.3730879335

Scales and comparisons

• 21,374,717,121,920 seconds is equal to 679,649 years, 46 weeks, 1 day, 6 hours, 45 minutes, 20 seconds.
• To count from 1 to 21,374,717,121,920 would take you about one million, six hundred ninety-nine thousand, one hundred twenty-four 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 21374717121920 cubic inches would be around 2312.7 feet tall.

Recreational maths with 21374717121920

• 21374717121920 backwards is 02912171747312
• 21374717121920 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21374717121920's digits is 47
• More coming soon!