21959846100990

Names of 21959846100990

• Cardinal: 21959846100990 can be written as Twenty-one trillion, nine hundred fifty-nine billion, eight hundred forty-six million, one hundred thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 2.195984610099 × 10¹³

Factors of 21959846100990

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 151

Divisors of 21959846100990

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 27 30 31 35 42 45 49 54 62 63 70 90 93 98 103 105 126 135 147 155 186 189 206 210 217 245 270 279 294 309 310 315 343 378 434 441 465 490 515 558 618 630 651 686 721 735 837 882 927 930 945 1029 1030 1085 1302 1323 1395 1442 1470 1519 1545 1674 1715 1854 1890 1953 2058 2163 2170 2205 2401 2646 2781 2790 3038 3087 3090 3193 3255 3430 3605 3906 4185 4326 4410 4557 4635 4802 5047 5145 5562 5859 6174 6386 6489 6510 6615 7203 7210 7595 8370 9114 9261 9270 9579 9765 10094 10290 10609 10633 10815 11718 12005 12978 13230 13671 13905 14406 15141 15190 15435 15965 18522 19158 19467 19530 21218 21266 21609 21630 22351 22785 24010 25235 27342 27810 28737 29295 30282 30870 31827 31899 31930 32445 35329 36015 38934 41013 43218 44702 45423 45570 46305 47895 50470 53045 53165 57474 58590 63654 63798 64827 64890 67053 68355 70658 72030 74263 74431 75705 82026 86211 90846 92610 95481 95697 95790 97335 105987 106090 106330 108045 111755 129654 134106 136269 136710 143685 148526 148862 151410 156457 159135 159495 172422 176645 190962 191394 194670 201159 205065 211974 216090 222789 223293 223510 227115 247303 272538 286443 287091 287370 312914 317961 318270 318990 324135 328879 335265 353290 371315 372155 402318 410130 431055 445578 446586 454230 469371 477405 478485 494606 519841 529935 572886 574182 603477 635922 648270 657758 668367 669879 670530 681345 741909 742630 744310 782285 862110 938742 953883 954810 956970 986637 1005795 1039682 1059870 1092727 1095199 1113945 1116465 1206954 1236515 1336734 1339758 1362690 1408113 1432215 1435455 1483818 1559523 1564570 1589805 1644395 1907766 1973274 2005101 2009637 2011590 2185454 2190398 2225727 2227890 2232930 2302153 2346855 2473030 2599205 2816226 2864430 2870910 2959911 3017385 3119046 3179610 3278181 3285597 3288790 3341835 3349395 3638887 3709545 4010202 4019274 4224339 4451454 4604306 4678569 4693710 4769415 4933185 5198410 5463635 5475995 5919822 6034770 6556362 6571194 6677181 6683670 6698790 6906459 7040565 7277774 7419090 7649089 7666393 7797615 8448678 8879733 9357138 9538830 9834543 9856791 9866370 10025505 10048185 10916661 10927270 10951990 11128635 11510765 13354362 13812918 14035707 14081130 14799555 15298178 15332786 15595230 16115071 16390905 16427985 17759466 18194435 19669086 19713582 20051010 20096370 20719377 21121695 21833322 22257270 22947267 22999179 23021530 23392845 25472209 28071414 29503629 29570373 29599110 32230142 32749983 32781810 32855970 33385905 33874537 34532295 36388870 38245445 38331965 41438754 42243390 44398665 45894534 45998358 46785690 48345213 49172715 49283955 50944418 53543623 54583305 59007258 59140746 62158131 65499966 66771810 67749074 68841801 68997537 69064590 70178535 76416627 76490890 76663930 80575355 88797330 96690426 98249949 98345430 98567910 101623611 103596885 107087246 109166610 112805497 114736335 114995895 124316262 127361045 137683602 137995074 140357070 145035639 147518145 147851865 152833254 160630869 161150710 163749915 169372685 196499898 203247222 206525403 206992611 207193770 225610994 229249881 229472670 229991790 237121759 241726065 254722090 267718115 290071278 295036290 295703730 304870833 310790655 321261738 327499830 338416491 338745370 344209005 344987685 374805361 382083135 413050806 413985222 435106917 458499762 474243518 481892607 483452130 491249745 508118055 535436230 564027485 609741666 621581310 676832982 687749643 688418010 689975370 711365277 725178195 749610722 764166270 789638479 803154345 870213834 914612499 963785214 982499490 1015249473 1016236110 1032627015 1034963055 1124416083 1128054970 1146249405 1185608795 1375499286 1422730554 1445677821 1450356390 1524354165 1579276958 1606308690 1659852313 1692082455 1829224998 1874026805 2030498946 2065254030 2069926110 2134095831 2175534585 2248832166 2292498810 2368915437 2371217590 2409463035 2623637527 2891355642 3045748419 3048708330 3319704626 3373248249 3384164910 3438748215 3556826385 3748053610 3948192395 4268191662 4351069170 4573062495 4737830874 4818926070 4979556939 5076247365 5247275054 5622080415 6091496838 6402287493 6746496498 6877496430 7106746311 7113652770 7228389105 7870912581 7896384790 8299261565 9146124990 9959113878 10119744747 10152494730 10670479155 11244160830 11618966191 11844577185 12804574986 13118187635 14213492622 14456778210 14938670817 15228742095 15741825162 16598523130 16866241245 20239489494 21320238933 21340958310 23237932382 23612737743 23689154370 24897784695 26236375270 29877341634 30457484190 32011437465 33732482490 34856898573 35533731555 39354562905 42640477866 44816012451 47225475486 49795569390 50598723735 58094830955 64022874930 69713797146 70838213229 71067463110 74693354085 78709125810 81332763337 89632024902 101197447470 104570695719 106601194665 116189661910 118063688715 141676426458 149386708170 162665526674 174284492865 209141391438 213202389330 224080062255 236127377430 243998290011 313712087157 348568985730 354191066145 406663816685 448160124510 487996580022 522853478595 627424174314 708382132290 731994870033 813327633370 1045706957190 1219991450055 1463989740066 1568560435785 2195984610099 2439982900110 3137120871570 3659974350165 4391969220198 7319948700330 10979923050495 21959846100990
• Sum of all divisors σ(n): 71210544537600
• Sum of proper divisors (its aliquot sum) s(n): 49250698436610
• 21959846100990 is an abundant number, because the sum of its proper divisors (49250698436610) is greater than itself. Its abundance is 27290852335620

Bases of 21959846100990

• Binary: 100111111100011101100110100110111111111111110₂
• Hexadecimal: 0x13F8ECD37FFE
• Base-36: 7S87PDR7I

Squares and roots of 21959846100990

• 21959846100990 squared (21959846100990²) is 482234840779165705278980100
• 21959846100990 cubed (21959846100990³) is 10589802888045895466695734609188800299000
• The square root of 21959846100990 is 4686133.3848910021
• The cube root of 21959846100990 is 28003.3355299275

Scales and comparisons

• 21,959,846,100,990 seconds is equal to 698,255 years, 9 weeks, 2 days, 10 hours, 16 minutes, 30 seconds.
• To count from 1 to 21,959,846,100,990 would take you about one million, seven hundred forty-five thousand, six hundred thirty-seven 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 21959846100990 cubic inches would be around 2333.6 feet tall.

Recreational maths with 21959846100990

• 21959846100990 backwards is 09900164895912
• 21959846100990 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21959846100990's digits is 63
• More coming soon!