21029705285716120

Names of 21029705285716120

• Cardinal: 21029705285716120 can be written as Twenty-one quadrillion, twenty-nine trillion, seven hundred five billion, two hundred eighty-five million, seven hundred sixteen thousand, one hundred twenty.

Scientific notation

• Scientific notation: 2.102970528571612 × 10¹⁶

Factors of 21029705285716120

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 8101

Divisors of 21029705285716120

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 23 28 35 40 46 47 56 70 92 94 115 140 161 184 188 230 235 280 322 329 376 460 470 529 644 658 805 920 940 1058 1081 1288 1316 1610 1645 1880 2116 2162 2209 2632 2645 3220 3290 3703 4232 4324 4418 5290 5405 6440 6580 7406 7567 8017 8648 8836 10580 10810 11045 13160 14812 15134 15463 16034 17672 18515 21160 21620 22090 24863 29624 30268 30926 32068 37030 37835 40085 43240 44180 49726 50807 56119 60536 61852 64136 74060 75670 77315 80170 88360 99452 101614 112238 123704 124315 148120 151340 154630 160340 174041 184391 198904 203228 224476 248630 254035 280595 302680 309260 320680 348082 355649 368782 376799 406456 448952 497260 508070 561190 618520 696164 711298 737564 753598 870205 921955 994520 1016140 1122380 1168561 1290737 1392328 1422596 1475128 1507196 1740410 1778245 1843910 1883995 2032280 2244760 2337122 2581474 2637593 2845192 3014392 3480820 3556490 3687820 3767990 4240993 4674244 5162948 5275186 5842805 6453685 6961640 7112980 7375640 7535980 8179927 8481986 8666377 9348488 10325896 10550372 11685610 12907370 13187965 14225960 15071960 16359854 16963972 17332754 17709553 21100744 21204965 23371220 25814740 26375930 29686951 32719708 33927944 34665508 35419106 40899635 42409930 43331885 46742440 51629480 52751860 59373902 60664639 64272289 65439416 69331016 70838212 81799270 84819860 86663770 88547765 105503720 118747804 121329278 123966871 128544578 141676424 148434755 163598540 169639720 173327540 177095530 199326671 237495608 242658556 247933742 257089156 296869510 303323195 321361445 327197080 346655080 354191060 398653342 407319719 449906023 485317112 495867484 514178312 593739020 606646390 619834355 642722890 708382120 797306684 814639438 899812046 991734968 996633355 1187478040 1213292780 1239668710 1285445780 1395286697 1478262647 1594613368 1629278876 1799624092 1993266710 2036598595 2249530115 2426585560 2479337420 2570891560 2790573394 2851238033 2956525294 3020797583 3258557752 3599248184 3986533420 4073197190 4499060230 4958674840 5581146788 5702476066 5913050588 6041595166 6976433485 7391313235 7973066840 8146394380 8998120460 9368353537 10347838529 11162293576 11404952132 11826101176 12083190332 13952866970 14256190165 14782626470 15103987915 16292788760 17996240920 18736707074 20695677058 21145583081 22809904264 24166380664 27905733940 28512380330 29565252940 30207975830 34000040881 37473414148 41391354116 42291166162 46841767685 51739192645 55811467880 57024760660 59130505880 60415951660 65578474759 68000081762 69478344409 74946828296 82782708232 84582332324 93683535370 103478385290 105727915405 114049521320 120831903320 131156949518 136000163524 138956688818 141977486401 169164664648 170000204405 187367070740 206956770580 211455830810 238000286167 262313899036 272000327048 277913377636 283954972802 327892373795 340000408810 347391722045 374734141480 413913541160 422911661620 476000572334 486348410863 524627798072 555826755272 567909945604 655784747590 680000817620 694783444090 709887432005 845823323240 952001144668 972696821726 993842404807 1135819891208 1190001430835 1311569495180 1360001635240 1389566888180 1419774864010 1598001921407 1904002289336 1945393643452 1987684809614 2380002861670 2431742054315 2623138990360 2779133776360 2839549728020 3196003842814 3265482187223 3890787286904 3975369619228 4760005723340 4863484108630 4969212024035 5679099456040 6392007685628 6530964374446 7950739238456 7990009607035 9520011446680 9726968217260 9938424048070 11186013449849 12784015371256 13061928748892 15980019214070 16327410936115 19453936434520 19876848096140 22372026899698 22858375310561 26123857497784 31960038428140 32654821872230 39753696192280 44744053799396 45716750621122 55930067249245 63920076856280 65309643744460 75106090306129 89488107598792 91433501242244 111860134498490 114291876552805 130619287488920 150212180612258 182867002484488 223720268996980 228583753105610 300424361224516 375530451530645 447440537993960 457167506211220 525742632142903 600848722449032 751060903061290 914335012422440 1051485264285806 1502121806122580 2102970528571612 2628713160714515 3004243612245160 4205941057143224 5257426321429030 10514852642858060 21029705285716120
• Sum of all divisors σ(n): 57765312758265840
• Sum of proper divisors (its aliquot sum) s(n): 36735607472549720
• 21029705285716120 is an abundant number, because the sum of its proper divisors (36735607472549720) is greater than itself. Its abundance is 15705902186833600

Bases of 21029705285716120

• Binary: 1001010101101100110011111010001010010010100100010011000₂
• Hexadecimal: 0x4AB667D1494898
• Base-36: 5R2EP8K7R14

Squares and roots of 21029705285716120

• 21029705285716120 squared (21029705285716120²) is 442248504404076516322901227854400
• 21029705285716120 cubed (21029705285716120³) is 9300355710666456689833951992811820917795092928000
• The square root of 21029705285716120 is 145016224.2154860409
• The cube root of 21029705285716120 is 276022.4430645197

Scales and comparisons

• 21,029,705,285,716,120 seconds is equal to 668,679,578 years, 48 weeks, 4 days, 19 hours, 48 minutes, 40 seconds.
• To count from 1 to 21,029,705,285,716,120 would take you about two billion, six million, thirty-eight thousand, seven hundred thirty-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 21029705285716120 cubic inches would be around 23001.9 feet tall.

Recreational maths with 21029705285716120

• 21029705285716120 backwards is 02161758250792012
• The number of decimal digits it has is: 17
• The sum of 21029705285716120's digits is 58
• More coming soon!