21310187228820

Names of 21310187228820

• Cardinal: 21310187228820 can be written as Twenty-one trillion, three hundred ten billion, one hundred eighty-seven million, two hundred twenty-eight thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 2.131018722882 × 10¹³

Factors of 21310187228820

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 209647

Divisors of 21310187228820

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 35 36 42 45 49 54 60 61 63 70 81 84 90 98 105 108 122 126 135 140 147 162 180 183 189 196 210 243 244 245 252 270 294 305 315 324 343 366 378 405 420 427 441 486 490 540 549 567 588 610 630 686 732 735 756 810 854 882 915 945 972 980 1029 1098 1134 1215 1220 1260 1281 1323 1372 1470 1620 1647 1701 1708 1715 1764 1830 1890 2058 2135 2196 2205 2268 2430 2562 2646 2745 2835 2940 2989 3087 3294 3402 3430 3660 3780 3843 3969 4116 4270 4410 4860 4941 5124 5145 5292 5490 5670 5978 6174 6405 6588 6615 6804 6860 7686 7938 8235 8505 8540 8820 8967 9261 9882 10290 10980 11340 11529 11907 11956 12348 12810 13230 14823 14945 15372 15435 15876 16470 17010 17934 18522 19215 19764 19845 20580 20923 23058 23814 24705 25620 26460 26901 27783 29646 29890 30870 32940 34020 34587 35868 37044 38430 39690 41846 44835 46116 46305 47628 49410 53802 55566 57645 59292 59535 59780 61740 62769 69174 74115 76860 79380 80703 83349 83692 89670 92610 98820 103761 104615 107604 111132 115290 119070 125538 134505 138348 138915 148230 161406 166698 172935 179340 185220 188307 207522 209230 209569 230580 238140 242109 251076 269010 277830 296460 313845 322812 333396 345870 376614 403515 415044 416745 418460 419138 484218 518805 538020 555660 564921 627690 628707 691740 726327 753228 807030 833490 838276 941535 968436 1037610 1047845 1129842 1210545 1255380 1257414 1452654 1466983 1614060 1666980 1694763 1883070 1886121 2075220 2095690 2259684 2421090 2514828 2824605 2905308 2933966 3143535 3389526 3631635 3766140 3772242 4191380 4400949 4842180 5084289 5649210 5658363 5867932 6287070 6779052 7263270 7334915 7544484 8473815 8801898 9430605 10168578 10268881 11298420 11316726 12574140 12783709 13202847 14526540 14669830 16947630 16975089 17603796 18861210 20337156 20537762 22004745 22633452 25421445 25567418 26405694 28291815 29339660 30806643 33895260 33950178 37722420 38351127 39608541 41075524 44009490 50842890 50925267 51134836 51344405 52811388 56583630 61613286 63918545 66014235 67900356 71882167 76702254 79217082 84875445 88018980 89485963 92419929 101685780 101850534 102688810 113167260 115053381 118825623 123226572 127837090 132028470 143764334 153404508 154033215 158434164 169750890 178971926 184839858 191755635 198042705 203701068 205377620 215646501 230106762 237651246 254626335 255674180 264056940 268457889 277259787 287528668 308066430 339501780 345160143 356476869 357943852 359410835 369679716 383511270 396085410 431293002 447429815 460213524 462099645 475302492 509252670 536915778 554519574 575266905 594128115 616132860 626401741 646939503 690320286 712953738 718821670 767022540 792170820 805373667 831779361 862586004 894859630 924199290 1018505340 1035480429 1073831556 1078232505 1109039148 1150533810 1188256230 1252803482 1293879006 1342289445 1380640572 1386298935 1425907476 1437643340 1610747334 1663558722 1725800715 1782384345 1789719260 1848398580 1879205223 1940818509 2070960858 2156465010 2301067620 2376512460 2416121001 2495338083 2505606964 2587758012 2684578890 2772597870 3106441287 3132008705 3221494668 3234697515 3327117444 3451601430 3564768690 3758410446 3881637018 4026868335 4141921716 4158896805 4312930020 4384812187 4832242002 4990676166 5177402145 5369157780 5545195740 5637615669 5822455527 6212882574 6264017410 6469395030 6903202860 7129537380 7248363003 7516820892 7763274036 8053736670 8317793610 8769624374 9396026115 9664484004 9704092545 9981352332 10354804290 11275231338 11644911054 12080605005 12425765148 12476690415 12528034820 12938790060 13154436561 14496726006 15532206435 16107473340 16635587220 16912847007 17467366581 17539248748 18792052230 19408185090 20709608580 21745089009 21924060935 22550462676 23289822108 24161210010 24953380830 26308873122 28188078345 28993452012 29112277635 31064412870 33825694014 34934733162 36241815015 37584104460 38816370180 39463309683 43490178018 43848121870 48322420020 49906761660 50738541021 52617746244 56376156690 58224555270 62128825740 65772182805 67651388028 69869466324 72483630030 78926619366 84564235035 86980356036 87336832905 87696243740 101477082042 108725445045 112752313380 116449110540 118389929049 131544365610 144967260060 152215623063 157853238732 169128470070 174673665810 197316548415 202954164084 217450890090 236779858098 253692705105 263088731220 304431246126 338256940140 349347331620 355169787147 394633096830 434901780180 473559716196 507385410210 591949645245 608862492252 710339574294 761078115315 789266193660 1014770820420 1065509361441 1183899290490 1420679148588 1522156230630 1775848935735 2131018722882 2367798580980 3044312461260 3551697871470 4262037445764 5327546807205 7103395742940 10655093614410 21310187228820
• Sum of all divisors σ(n): 79456872768000
• Sum of proper divisors (its aliquot sum) s(n): 58146685539180
• 21310187228820 is an abundant number, because the sum of its proper divisors (58146685539180) is greater than itself. Its abundance is 36836498310360

Bases of 21310187228820

• Binary: 100110110000110101010001000111100111010010100₂
• Hexadecimal: 0x1361AA23CE94
• Base-36: 7JXRJ9H90

Squares and roots of 21310187228820

• 21310187228820 squared (21310187228820²) is 454124079727363031038592400
• 21310187228820 cubed (21310187228820³) is 9677469164105687131534417023029512968000
• The square root of 21310187228820 is 4616295.8341965043
• The cube root of 21310187228820 is 27724.4169614443

Scales and comparisons

• 21,310,187,228,820 seconds is equal to 677,598 years, 1 week, 6 days, 12 hours, 27 minutes.
• To count from 1 to 21,310,187,228,820 would take you about one million, six hundred ninety-three thousand, nine hundred ninety-five 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 21310187228820 cubic inches would be around 2310.4 feet tall.

Recreational maths with 21310187228820

• 21310187228820 backwards is 02882278101312
• 21310187228820 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21310187228820's digits is 45
• More coming soon!