21597396480

Names of 21597396480

• Cardinal: 21597396480 can be written as Twenty-one billion, five hundred ninety-seven million, three hundred ninety-six thousand, four hundred eighty.

Scientific notation

• Scientific notation: 2.159739648 × 10¹⁰

Factors of 21597396480

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 209

Divisors of 21597396480

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 30 32 33 36 40 44 45 48 55 60 61 64 66 72 80 88 90 96 99 110 120 121 122 127 128 132 144 160 165 176 180 183 192 198 220 240 242 244 254 256 264 288 305 320 330 352 360 363 366 381 384 396 440 480 484 488 495 508 512 528 549 576 605 610 635 640 660 671 704 720 726 732 762 768 792 880 915 960 968 976 990 1016 1056 1089 1098 1143 1152 1210 1220 1270 1280 1320 1342 1397 1408 1440 1452 1464 1524 1536 1584 1760 1815 1830 1905 1920 1936 1952 1980 2013 2032 2112 2178 2196 2286 2304 2420 2440 2540 2560 2640 2684 2745 2794 2816 2880 2904 2928 3048 3168 3355 3520 3630 3660 3810 3840 3872 3904 3960 4026 4064 4191 4224 4356 4392 4572 4608 4840 4880 5080 5280 5368 5445 5490 5588 5632 5715 5760 5808 5856 6039 6096 6336 6710 6985 7040 7260 7320 7381 7620 7680 7744 7747 7808 7920 8052 8128 8382 8448 8712 8784 9144 9680 9760 10065 10160 10560 10736 10890 10980 11176 11430 11520 11616 11712 12078 12192 12573 12672 13420 13970 14080 14520 14640 14762 15240 15367 15488 15494 15616 15840 16104 16256 16764 16896 17424 17568 18288 19360 19520 20130 20320 20955 21120 21472 21780 21960 22143 22352 22860 23040 23232 23241 23424 24156 24384 25146 25344 26840 27940 28160 29040 29280 29524 30195 30480 30734 30976 30988 31232 31680 32208 32512 33528 34848 35136 36576 36905 38720 38735 39040 40260 40640 41910 42240 42944 43560 43920 44286 44704 45720 46101 46464 46482 46848 48312 48768 50292 50688 53680 55880 58080 58560 59048 60390 60960 61468 61952 61976 62865 63360 64416 65024 66429 67056 69696 69723 70272 73152 73810 76835 77440 77470 78080 80520 81280 83820 84480 85217 85888 87120 87840 88572 89408 91440 92202 92928 92964 93696 96624 97536 100584 107360 110715 111760 116160 116205 117120 118096 120780 121920 122936 123952 125730 126720 128832 132858 134112 138303 139392 139446 140544 146304 147620 153670 154880 154940 156160 161040 162560 167640 170434 171776 174240 175680 177144 178816 182880 184404 185856 185928 193248 195072 201168 214720 221430 223520 230505 232320 232410 234240 236192 241560 243840 245872 247904 251460 253440 255651 257664 265716 268224 276606 278784 278892 281088 292608 295240 307340 309760 309880 322080 325120 332145 335280 340868 343552 348480 348615 351360 354288 357632 365760 368808 371856 386496 402336 426085 429440 442860 447040 461010 464640 464820 468480 472384 483120 487680 491744 495808 502920 511302 515328 531432 536448 553212 557568 557784 585216 590480 614680 619760 644160 664290 670560 681736 691515 696960 697230 702720 708576 715264 731520 737616 743712 766953 772992 804672 852170 858880 885720 894080 922020 929280 929640 937387 944768 966240 975360 983488 991616 1005840 1022604 1030656 1062864 1072896 1106424 1115568 1180960 1229360 1239520 1278255 1288320 1328580 1341120 1363472 1383030 1393920 1394460 1405440 1417152 1463040 1475232 1487424 1533906 1545984 1609344 1704340 1717760 1771440 1788160 1844040 1859280 1874774 1889536 1932480 1966976 1983232 2011680 2045208 2125728 2145792 2212848 2231136 2361920 2458720 2479040 2556510 2576640 2657160 2682240 2726944 2766060 2787840 2788920 2812161 2834304 2926080 2950464 2974848 3067812 3091968 3218688 3408680 3542880 3576320 3688080 3718560 3749548 3779072 3834765 3864960 3933952 3966464 4023360 4090416 4251456 4425696 4462272 4686935 4723840 4917440 4958080 5113020 5153280 5314320 5364480 5453888 5532120 5577840 5624322 5668608 5900928 5949696 6135624 6437376 6817360 7085760 7376160 7437120 7499096 7669530 7729920 7867904 8046720 8180832 8436483 8502912 8851392 8924544 9373870 9447680 9834880 9916160 10226040 10628640 10728960 10907776 11064240 11155680 11248644 11337216 11801856 11899392 12271248 13634720 14060805 14171520 14752320 14874240 14998192 15339060 15459840 16093440 16361664 16872966 17005824 17702784 17849088 18747740 18895360 19669760 19832320 20452080 21257280 21815552 22128480 22311360 22497288 23603712 24542496 27269440 28121610 28343040 29504640 29748480 29996384 30678120 32186880 32723328 33745932 34011648 35405568 35698176 37495480 39339520 40904160 42182415 42514560 43631104 44256960 44622720 44994576 49084992 54538880 56243220 56686080 59009280 59496960 59992768 61356240 65446656 67491864 70811136 74990960 81808320 84364830 85029120 88513920 89245440 89989152 98169984 109077760 112486440 118018560 119985536 122712480 130893312 134983728 149981920 163616640 168729660 170058240 177027840 178490880 179978304 196339968 218155520 224972880 239971072 245424960 269967456 299963840 327233280 337459320 354055680 359956608 392679936 449945760 479942144 490849920 539934912 599927680 654466560 674918640 719913216 899891520 981699840 1079869824 1199855360 1349837280 1439826432 1799783040 1963399680 2159739648 2399710720 2699674560 3599566080 4319479296 5399349120 7199132160 10798698240 21597396480
• Sum of all divisors σ(n): 84221609472
• Sum of proper divisors (its aliquot sum) s(n): 62624212992
• 21597396480 is an abundant number, because the sum of its proper divisors (62624212992) is greater than itself. Its abundance is 41026816512

Bases of 21597396480

• Binary: 10100000111010011100001111000000000₂
• Hexadecimal: 0x5074E1E00
• Base-36: 9X6J5S0

Squares and roots of 21597396480

• 21597396480 squared (21597396480²) is 466447534714316390400
• 21597396480 cubed (21597396480³) is 10074052344343654615631265792000
• The square root of 21597396480 is 146960.5269451631
• The cube root of 21597396480 is 2784.8414024369

Scales and comparisons

• 21,597,396,480 seconds is equal to 686 years, 37 weeks, 6 days, 20 hours, 48 minutes.
• To count from 1 to 21,597,396,480 would take you about one thousand, three hundred seventy-three 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 21597396480 cubic inches would be around 232.1 feet tall.

Recreational maths with 21597396480

• 21597396480 backwards is 08469379512
• The number of decimal digits it has is: 11
• The sum of 21597396480's digits is 54
• More coming soon!