21436949073756960

Names of 21436949073756960

• Cardinal: 21436949073756960 can be written as Twenty-one quadrillion, four hundred thirty-six trillion, nine hundred forty-nine billion, seventy-three million, seven hundred fifty-six thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 2.143694907375696 × 10¹⁶

Factors of 21436949073756960

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 479430

Divisors of 21436949073756960

• Number of divisors d(n): 576
• 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 71 72 80 90 96 120 142 144 160 180 213 240 257 284 288 355 360 426 480 514 568 639 710 720 771 852 1028 1065 1136 1278 1285 1420 1440 1542 1704 1709 2056 2130 2272 2313 2556 2570 2840 3084 3195 3408 3418 3855 4112 4260 4626 5112 5127 5140 5680 6168 6390 6816 6836 7710 8224 8520 8545 9252 10224 10254 10280 11360 11565 12336 12780 13672 15381 15420 17040 17090 18247 18504 20448 20508 20560 23130 24672 25560 25635 27344 30762 30840 34080 34180 36494 37008 41016 41120 46260 51120 51270 54688 54741 61524 61680 68360 72988 74016 76905 82032 91235 92520 102240 102540 109482 121339 123048 123360 136720 145976 153810 164064 164223 182470 185040 205080 218964 242678 246096 273440 273705 291952 307620 328446 364017 364940 370080 410160 437928 439213 477383 485356 492192 547410 583904 606695 615240 656892 728034 729880 820320 821115 875856 878426 954766 970712 1092051 1094820 1213390 1230480 1313784 1317639 1432149 1456068 1459760 1642230 1751712 1756852 1820085 1909532 1941424 2184102 2189640 2196065 2386915 2426780 2460960 2627568 2635278 2864298 2912136 2919520 3284460 3513704 3640170 3819064 3882848 3952917 4296447 4368204 4379280 4392130 4773830 4853560 5255136 5270556 5460255 5728596 5824272 6568920 6588195 7027408 7160745 7280340 7638128 7905834 8592894 8736408 8758560 8784260 9547660 9707120 10541112 10920510 11457192 11648544 13137840 13176390 14054816 14321490 14560680 15276256 15811668 17185788 17472816 17568520 19095320 19414240 19764585 21082224 21482235 21841020 22914384 26275680 26352780 28642980 29121360 31184123 31623336 33894193 34371576 34945632 35137040 38190640 39529170 42164448 42964470 43682040 45828768 52705560 57285960 58242720 62368246 63246672 67788386 68743152 70274080 76381280 79058340 85928940 87364080 93552369 101682579 105411120 114571920 122687431 124736492 126493344 135576772 137486304 155920615 158116680 169470965 171857880 174728160 187104738 203365158 210822240 229143840 245374862 249472984 271153544 280657107 305047737 311841230 316233360 338941930 343715760 368062293 374209476 406730316 467761845 490749724 498945968 508412895 542307088 561314214 610095474 613437155 623682460 632466720 677883860 687431520 736124586 748418952 813460632 815847547 935523690 981499448 997891936 1016825790 1084614176 1104186879 1122628428 1220190948 1226874310 1247364920 1355767720 1403285535 1472249172 1496837904 1525238685 1626921264 1631695094 1840311465 1871047380 1962998896 2033651580 2208373758 2245256856 2440381896 2447542641 2453748620 2494729840 2711535440 2806571070 2944498344 2993675808 3050477370 3253842528 3263390188 3680622930 3742094760 3925997792 4067303160 4079237735 4416747516 4490513712 4880763792 4895085282 4907497240 4989459680 5423070880 5520934395 5613142140 5888996688 6100954740 6526780376 7342627923 7361245860 7484189520 8134606320 8158475470 8710807601 8833495032 8981027424 9761527584 9790170564 9814994480 11041868790 11226284280 11777993376 12201909480 12237713205 13053560752 14685255846 14722491720 14968379040 16269212640 16316950940 17421615202 17666990064 19580341128 19629988960 22083737580 22452568560 24403818960 24475426410 26107121504 26132422803 29370511692 29444983440 32633901880 34843230404 35333980128 36713139615 39160682256 43554038005 44167475160 44905137120 48807637920 48950852820 52264845606 57925175837 58741023384 58889966880 65267803760 69686460808 73426279230 78321364512 78397268409 87108076010 88334950320 97901705640 104529691212 115850351674 117482046768 130535607520 130662114015 139372921616 146852558460 156794536818 173775527511 174216152020 176669900640 195803411280 209059382424 209672819579 231700703348 234964093536 261324228030 278745843232 289625879185 293705116920 313589073636 347551055022 348432304040 391606822560 391986342045 418118764848 419345639158 463401406696 521326582533 522648456060 579251758370 587410233840 627178147272 629018458737 695102110044 696864608080 783972684090 836237529696 838691278316 868877637555 926802813392 1042653165066 1045296912120 1048364097895 1158503516740 1174820467680 1254356294544 1258036917474 1390204220088 1393729216160 1567945368180 1677382556632 1737755275110 1853605626784 1887055376211 2085306330132 2090593824240 2096728195790 2317007033480 2508712589088 2516073834948 2606632912665 2780408440176 3135890736360 3145092293685 3354765113264 3475510550220 3774110752422 4170612660264 4181187648480 4193456391580 4634014066960 5032147669896 5213265825330 5560816880352 6271781472720 6290184587370 6709530226528 6951021100440 7548221504844 8341225320528 8386912783160 9268028133920 9435276881055 10064295339792 10426531650660 12543562945440 12580369174740 13902042200880 14886770190109 15096443009688 16682450641056 16773825566320 18870553762110 20128590679584 20853063301320 25160738349480 27804084401760 29773540380218 30192886019376 33547651132640 37741107524220 41706126602640 44660310570327 50321476698960 59547080760436 60385772038752 74433850950545 75482215048440 83412253205280 89320621140654 100642953397920 119094161520872 133980931710981 148867701901090 150964430096880 178641242281308 223301552851635 238188323041744 267961863421962 297735403802180 301928860193760 357282484562616 446603105703270 476376646083488 535923726843924 595470807604360 669904658554905 714564969125232 893206211406540 1071847453687848 1190941615208720 1339809317109810 1429129938250464 1786412422813080 2143694907375696 2381883230417440 2679618634219620 3572824845626160 4287389814751392 5359237268439240 7145649691252320 10718474536878480 21436949073756960
• Sum of all divisors σ(n): 74516307128040960
• Sum of proper divisors (its aliquot sum) s(n): 53079358054284000
• 21436949073756960 is an abundant number, because the sum of its proper divisors (53079358054284000) is greater than itself. Its abundance is 31642408980527040

Bases of 21436949073756960

• Binary: 1001100001010001100101010100110100111000000001100100000₂
• Hexadecimal: 0x4C28CAA69C0320
• Base-36: 5V2RIG8W3S0

Squares and roots of 21436949073756960

• 21436949073756960 squared (21436949073756960²) is 459542785590849385270169148441600
• 21436949073756960 cubed (21436949073756960³) is 9851195291923451993830821731912463753241153536000
• The square root of 21436949073756960 is 146413623.2519261167
• The cube root of 21436949073756960 is 277792.8043709259

Scales and comparisons

• 21,436,949,073,756,960 seconds is equal to 681,628,671 years, 36 weeks, 5 days, 19 hours, 36 minutes.
• To count from 1 to 21,436,949,073,756,960 would take you about two billion, forty-four million, eight hundred eighty-six thousand and fifteen 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 21436949073756960 cubic inches would be around 23149.4 feet tall.

Recreational maths with 21436949073756960

• 21436949073756960 backwards is 06965737094963412
• The number of decimal digits it has is: 17
• The sum of 21436949073756960's digits is 81
• More coming soon!