21682491480

Names of 21682491480

• Cardinal: 21682491480 can be written as Twenty-one billion, six hundred eighty-two million, four hundred ninety-one thousand, four hundred eighty.

Scientific notation

• Scientific notation: 2.168249148 × 10¹⁰

Factors of 21682491480

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 210

Divisors of 21682491480

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 27 29 30 36 39 40 45 52 54 58 60 61 65 72 78 81 87 90 97 104 108 116 117 120 122 130 135 145 156 162 174 180 183 194 195 216 232 234 243 244 260 261 270 290 291 305 312 324 348 351 360 366 377 388 390 405 435 468 485 486 488 520 522 540 549 580 582 585 610 648 696 702 732 754 776 780 783 793 810 870 873 915 936 970 972 1044 1053 1080 1098 1131 1160 1164 1170 1215 1220 1261 1305 1404 1455 1464 1508 1560 1566 1586 1620 1647 1740 1746 1755 1769 1830 1885 1940 1944 2088 2106 2196 2262 2328 2340 2349 2379 2430 2440 2522 2610 2619 2745 2808 2813 2910 3016 3132 3159 3172 3240 3294 3393 3480 3492 3510 3538 3660 3770 3783 3880 3915 3965 4212 4365 4392 4524 4680 4698 4758 4860 4941 5044 5220 5238 5265 5307 5490 5626 5655 5820 5917 6264 6305 6318 6344 6588 6786 6984 7020 7047 7076 7137 7320 7540 7566 7830 7857 7930 8235 8424 8439 8730 8845 9048 9396 9516 9720 9882 10088 10179 10440 10476 10530 10614 10980 11252 11310 11349 11640 11745 11834 11895 12610 12636 13095 13176 13572 14040 14065 14094 14152 14274 14823 15080 15132 15660 15714 15795 15860 15921 16470 16878 16965 17460 17690 17751 18792 18915 19032 19764 20358 20952 21060 21228 21411 21960 22504 22620 22698 22997 23490 23571 23668 23790 24705 25220 25272 25317 26190 26535 27144 28130 28188 28548 29585 29646 30264 30537 31320 31428 31590 31720 31842 32940 33756 33930 34047 34920 35235 35380 35502 35685 36569 37830 39285 39528 40716 42120 42195 42456 42822 45240 45396 45994 46980 47142 47336 47580 47763 49410 50440 50634 50895 52380 53070 53253 56260 56376 56745 57096 59170 59292 61074 62856 63180 63684 64233 65880 67512 67860 68094 68991 70470 70760 71004 71370 73138 74115 75660 75951 76921 78570 79605 81432 84390 85644 88755 90792 91611 91988 93960 94284 95160 95526 98820 101268 101790 102141 104760 106140 106506 107055 109707 112520 113490 114985 117855 118340 118584 122148 126360 126585 127368 128466 135720 136188 137982 140940 142008 142740 143289 146276 148230 151320 151902 152685 153842 157140 159210 159759 168780 170235 171288 171593 177510 182845 183222 183976 188568 191052 192699 197640 202536 203580 204282 206973 212280 213012 214110 219414 226980 227853 229970 230763 235710 236680 238815 244296 253170 256932 266265 272376 275964 281880 285480 286578 292552 296460 303804 305370 306423 307684 314280 318420 319518 321165 329121 337560 340470 343186 344955 355020 365690 366444 379755 382104 384605 385398 407160 408564 413946 426024 428220 429867 438828 453960 455706 458055 459940 461526 471420 477630 479277 506340 510705 513864 514779 532530 548535 551928 573156 592920 607608 610740 612846 615368 620919 636840 639036 642330 658242 680940 683559 686372 689910 692289 710040 716445 731380 732888 759510 769210 770796 798795 817128 827892 856440 857965 859734 877656 911412 916110 919880 923052 942840 955260 958554 963495 987363 1012680 1021410 1029558 1034865 1065060 1097070 1139265 1146312 1153815 1221480 1225692 1241838 1278072 1284660 1316484 1361880 1367118 1372744 1379820 1384578 1432890 1437831 1462760 1519020 1532115 1538420 1541592 1544337 1597590 1645605 1655784 1715930 1719468 1822824 1832220 1846104 1862757 1910520 1917108 1926990 1974726 2042820 2059116 2069730 2076867 2130120 2149335 2194140 2230709 2278530 2307630 2396385 2451384 2483676 2569320 2573895 2632968 2734236 2759640 2769156 2865780 2875662 2962089 3038040 3064230 3076840 3088674 3104595 3195180 3291210 3417795 3431860 3438936 3461445 3664440 3725514 3834216 3853980 3949452 4085640 4118232 4139460 4153734 4298670 4388280 4461418 4557060 4615260 4633011 4792770 4936815 4967352 5147790 5468472 5538312 5588271 5731560 5751324 5924178 6128460 6177348 6209190 6230601 6390360 6582420 6692127 6835590 6863720 6922890 7189155 7451028 7707960 7721685 7898904 8278920 8307468 8597340 8886267 8922836 9114120 9230520 9266022 9313785 9585540 9873630 10295580 10384335 11153545 11176542 11502648 11848356 12256920 12354696 12418380 12461202 13164840 13384254 13671180 13845780 13899033 14378310 14810445 14902056 15443370 16614936 17194680 17772534 17845672 18532044 18627570 18691803 19171080 19747260 20076381 20591160 20768670 22307090 22353084 23165055 23696712 24836760 24922404 26768508 27342360 27691560 27798066 27941355 28756620 29620890 30886740 31153005 33460635 35545068 37064088 37255140 37383606 39494520 40152762 41537340 41697099 44431335 44614180 44706168 46330110 49844808 53537016 55596132 55882710 57513240 59241780 60229143 61773480 62306010 66921270 69495165 71090136 74510280 74767212 80305524 83074680 83394198 88862670 89228360 92660220 93459015 100381905 111192264 111765420 118483560 120458286 124612020 133842540 138990330 149534424 160611048 166788396 177725340 180687429 185320440 186918030 200763810 208485495 223530840 240916572 249224040 267685080 277980660 301145715 333576792 355450680 361374858 373836060 401527620 416970990 481833144 542062287 555961320 602291430 722749716 747672120 803055240 833941980 903437145 1084124574 1204582860 1445499432 1667883960 1806874290 2168249148 2409165720 2710311435 3613748580 4336498296 5420622870 7227497160 10841245740 21682491480
• Sum of all divisors σ(n): 83600899200
• Sum of proper divisors (its aliquot sum) s(n): 61918407720
• 21682491480 is an abundant number, because the sum of its proper divisors (61918407720) is greater than itself. Its abundance is 40235916240

Bases of 21682491480

• Binary: 10100001100011000001001000001011000₂
• Hexadecimal: 0x50C609058
• Base-36: 9YL71I0

Squares and roots of 21682491480

• 21682491480 squared (21682491480²) is 470130436780272590400
• 21682491480 cubed (21682491480³) is 10193599189976939073425529792000
• The square root of 21682491480 is 147249.7588453033
• The cube root of 21682491480 is 2788.4940884703

Scales and comparisons

• 21,682,491,480 seconds is equal to 689 years, 22 weeks, 4 days, 18 hours, 18 minutes.
• To count from 1 to 21,682,491,480 would take you about one thousand, three hundred seventy-eight 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 21682491480 cubic inches would be around 232.4 feet tall.

Recreational maths with 21682491480

• 21682491480 backwards is 08419428612
• 21682491480 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21682491480's digits is 45
• More coming soon!