21768242160

Names of 21768242160

• Cardinal: 21768242160 can be written as Twenty-one billion, seven hundred sixty-eight million, two hundred forty-two thousand, one hundred sixty.

Scientific notation

• Scientific notation: 2.176824216 × 10¹⁰

Factors of 21768242160

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 148

Divisors of 21768242160

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 29 30 31 35 40 42 48 49 56 58 60 62 70 71 80 84 87 93 98 105 112 116 120 124 140 142 145 147 155 168 174 186 196 203 210 213 217 232 240 245 248 280 284 290 294 310 336 348 355 372 392 406 420 426 434 435 464 465 490 496 497 560 568 580 588 609 620 651 696 710 735 744 784 812 840 841 852 868 870 899 930 980 994 1015 1065 1085 1136 1160 1176 1218 1240 1302 1392 1420 1421 1470 1488 1491 1519 1624 1680 1682 1704 1736 1740 1798 1860 1960 1988 2030 2059 2130 2170 2201 2320 2352 2436 2480 2485 2523 2604 2697 2840 2842 2940 2982 3038 3045 3248 3255 3364 3408 3472 3479 3480 3596 3720 3920 3976 4060 4118 4205 4260 4263 4340 4402 4495 4557 4872 4970 5046 5208 5394 5680 5684 5880 5887 5964 6076 6090 6177 6293 6510 6603 6728 6958 6960 7105 7192 7440 7455 7595 7952 8120 8236 8410 8520 8526 8680 8804 8990 9114 9744 9940 10092 10295 10416 10437 10788 11005 11368 11760 11774 11928 12152 12180 12354 12586 12615 13020 13206 13456 13485 13916 14210 14384 14413 14910 15190 15407 16240 16472 16820 17040 17052 17360 17395 17608 17661 17980 18228 18879 19880 20184 20590 20874 21315 21576 22010 22736 22785 23548 23856 24304 24360 24708 25172 25230 26040 26071 26412 26970 27832 28420 28826 29435 29820 30380 30814 30885 31465 32944 33015 33640 34104 34790 35216 35322 35960 36456 37758 39760 40368 41180 41209 41748 42630 43152 43239 44020 44051 45570 46221 47096 48720 49416 50344 50460 52080 52142 52185 52824 53940 55664 56840 57652 58870 59640 59711 60760 61628 61770 62930 63829 66030 67280 68208 69580 70644 71920 72065 72912 75516 77035 78213 82360 82418 83496 85260 86478 88040 88102 88305 91140 92442 94192 94395 98832 100688 100891 100920 104284 104370 105648 107849 107880 113680 115304 117740 119280 119422 121520 123256 123540 123627 125860 127658 130355 132060 132153 139160 141288 144130 151032 154070 156426 164720 164836 166992 170520 172956 176080 176204 176610 179133 182280 182497 184884 188790 191487 201782 201840 206045 208568 208740 215698 215760 216195 220255 230608 231105 235480 238844 246512 247080 247254 251720 255316 260710 264120 264306 278320 282576 288260 298555 302064 302673 308140 312852 319145 323547 329672 341040 345912 352408 353220 358266 364560 364994 369768 377580 382974 391065 403564 412090 417136 417480 417977 431396 432390 440510 446803 462210 470960 477688 494160 494508 503440 504455 510632 521420 528240 528612 539245 547491 576520 597110 605346 616280 618135 625704 638290 647094 659344 660765 691824 704816 706440 716532 729988 739536 755160 765948 782130 807128 824180 834960 835954 862792 864780 881020 893606 895665 912485 924420 955376 957435 989016 1008910 1021264 1042840 1057224 1078490 1094982 1153040 1194220 1210692 1232560 1236270 1251408 1253931 1276580 1277479 1294188 1321530 1340409 1412880 1433064 1459976 1510320 1513365 1531896 1564260 1614256 1617735 1648360 1671908 1725584 1729560 1762040 1787212 1791330 1824970 1848840 1851041 1914870 1978032 2017820 2085680 2089885 2114448 2156980 2189964 2234015 2388440 2421384 2472540 2507862 2553160 2554958 2588376 2643060 2680818 2737455 2866128 2919952 2925839 3026730 3063792 3127621 3128520 3235470 3296720 3343816 3459120 3524080 3574424 3582660 3649940 3697680 3702082 3829740 3832437 4035640 4179770 4313960 4379928 4468030 4776880 4842768 4945080 5015724 5106320 5109916 5176752 5286120 5361636 5474910 5553123 5851678 6053460 6255242 6257040 6269655 6387395 6470940 6687632 6702045 7148848 7165320 7299880 7404164 7659480 7664874 8071280 8359540 8627920 8759856 8777517 8936060 9255205 9382863 9890160 10031448 10219832 10572240 10723272 10949820 11106246 11703356 12106920 12510484 12539310 12774790 12941880 12957287 13404090 14330640 14599760 14629195 14808328 15318960 15329748 15638105 16719080 17555034 17872120 18510410 18765726 19162185 20062896 20439664 21446544 21899640 22212492 23406712 24213840 25020968 25078620 25549580 25883760 25914574 26808180 27765615 29258390 29616656 30659496 31276210 33438160 35110068 35744240 37020820 37531452 38324370 38871861 43799280 43887585 44424984 46813424 46914315 50041936 50157240 51099160 51829148 53616360 55531230 58516780 61318992 62552420 64786435 70220136 74041640 75062904 76648740 77743722 87775170 88849968 90701009 93828630 100314480 102198320 103658296 107232720 111062460 117033560 125104840 129572870 140440272 148083280 150125808 153297480 155487444 175550340 181402018 187657260 194359305 207316592 222124920 234067120 250209680 259145740 272103027 306594960 310974888 351100680 362804036 375314520 388718610 444249840 453505045 518291480 544206054 621949776 702201360 725608072 750629040 777437220 907010090 1036582960 1088412108 1360515135 1451216144 1554874440 1814020180 2176824216 2721030270 3109748880 3628040360 4353648432 5442060540 7256080720 10884121080 21768242160
• Sum of all divisors σ(n): 85103695872
• Sum of proper divisors (its aliquot sum) s(n): 63335453712
• 21768242160 is an abundant number, because the sum of its proper divisors (63335453712) is greater than itself. Its abundance is 41567211552

Bases of 21768242160

• Binary: 10100010001011111010000001111110000₂
• Hexadecimal: 0x5117D03F0
• Base-36: A008Z5C

Squares and roots of 21768242160

• 21768242160 squared (21768242160²) is 473856366736401465600
• 21768242160 cubed (21768242160³) is 10315020140175755990159709696000
• The square root of 21768242160 is 147540.6457895587
• The cube root of 21768242160 is 2792.1652645857

Scales and comparisons

• 21,768,242,160 seconds is equal to 692 years, 8 weeks, 3 days, 5 hours, 56 minutes.
• To count from 1 to 21,768,242,160 would take you about one thousand, three hundred eighty-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 21768242160 cubic inches would be around 232.7 feet tall.

Recreational maths with 21768242160

• 21768242160 backwards is 06124286712
• The number of decimal digits it has is: 11
• The sum of 21768242160's digits is 39
• More coming soon!