216921417480

Names of 216921417480

• Cardinal: 216921417480 can be written as Two hundred sixteen billion, nine hundred twenty-one million, four hundred seventeen thousand, four hundred eighty.

Scientific notation

• Scientific notation: 2.1692141748 × 10¹¹

Factors of 216921417480

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 455

Divisors of 216921417480

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 31 36 40 41 45 60 62 72 82 90 93 120 123 124 155 164 180 186 205 246 248 279 310 328 360 369 372 373 410 465 492 558 615 620 738 744 746 820 930 961 984 1116 1119 1230 1240 1271 1395 1476 1492 1640 1681 1845 1860 1865 1922 2232 2238 2460 2542 2790 2883 2952 2984 3357 3362 3690 3720 3730 3813 3844 4476 4805 4920 5043 5084 5580 5595 5766 6355 6714 6724 7380 7460 7626 7688 8405 8649 8952 9610 10086 10168 11160 11190 11439 11532 11563 12710 13428 13448 14415 14760 14920 15129 15252 15293 16785 16810 17298 19065 19220 20172 22380 22878 23064 23126 25215 25420 26856 28830 30258 30504 30586 33570 33620 34596 34689 38130 38440 39401 40344 43245 44760 45756 45879 46252 50430 50840 52111 57195 57660 57815 60516 61172 67140 67240 69192 69378 75645 76260 76465 78802 86490 91512 91758 92504 100860 104067 104222 114390 115320 115630 118203 121032 122344 134280 137637 138756 151290 152520 152930 156333 157604 172980 173445 183516 197005 201720 208134 208444 228780 229395 231260 236406 260555 275274 277512 302580 305860 312666 315208 345960 346890 354609 358453 367032 394010 416268 416888 457560 458790 462520 468999 472812 474083 520335 521110 550548 591015 605160 611720 625332 627013 688185 693780 709218 716906 781665 788020 832536 917580 937998 945624 948166 1040670 1042220 1075359 1101096 1182030 1250664 1254026 1376370 1387560 1418436 1422249 1433812 1563330 1576040 1615441 1773045 1792265 1835160 1875996 1881039 1896332 2081340 2084440 2150718 2344995 2364060 2370415 2508052 2752740 2836872 2844498 2867624 3126660 3135065 3226077 3230882 3546090 3584530 3751992 3762078 3792664 4162680 4266747 4301436 4689990 4728120 4740830 4846323 5016104 5376795 5505480 5643117 5688996 6253320 6270130 6452154 6461764 7092180 7111245 7169060 7524156 8077205 8533494 8602872 9379980 9405195 9481660 9692646 10753590 11286234 11377992 12540260 12904308 12923528 14184360 14222490 14338120 14538969 14696573 15048312 16130385 16154410 17066988 18759960 18810390 18963320 19385292 19437403 21333735 21507180 22572468 24231615 25080520 25808616 28215585 28444980 29077938 29393146 32260770 32308820 34133976 37620780 38770584 38874806 42667470 43014360 44089719 45144936 48463230 56431170 56889960 58155876 58312209 58786292 64521540 64617640 72694845 73482865 75241560 77749612 85334940 88179438 96926460 97187015 112862340 116311752 116624418 117572584 129043080 132269157 145389690 146965730 155499224 170669880 174936627 176358876 193852920 194374030 220448595 225724680 233248836 264538314 290779380 291561045 293931460 349873254 352717752 388748060 440897190 466497672 529076628 581558760 583122090 587862920 602559493 661345785 699746508 777496120 874683135 881794380 1058153256 1166244180 1205118986 1322691570 1399493016 1749366270 1763588760 1807678479 2332488360 2410237972 2645383140 3012797465 3498732540 3615356958 4820475944 5290766280 5423035437 6025594930 6997465080 7230713916 9038392395 10846070874 12051189860 14461427832 18076784790 21692141748 24102379720 27115177185 36153569580 43384283496 54230354370 72307139160 108460708740 216921417480
• Sum of all divisors σ(n): 748672687620
• Sum of proper divisors (its aliquot sum) s(n): 531751270140
• 216921417480 is an abundant number, because the sum of its proper divisors (531751270140) is greater than itself. Its abundance is 314829852660

Bases of 216921417480

• Binary: 11001010000001100001100010011100001000₂
• Hexadecimal: 0x3281862708
• Base-36: 2RNHESY0

Squares and roots of 216921417480

• 216921417480 squared (216921417480²) is 47054901361532449550400
• 216921417480 cubed (216921417480³) is 10207215902725200901489356700992000
• The square root of 216921417480 is 465748.2340063137
• The cube root of 216921417480 is 6008.5195405125

Scales and comparisons

• 216,921,417,480 seconds is equal to 6,897 years, 22 weeks, 2 days, 13 hours, 18 minutes.
• To count from 1 to 216,921,417,480 would take you about thirteen thousand, seven hundred ninety-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 216921417480 cubic inches would be around 500.7 feet tall.

Recreational maths with 216921417480

• 216921417480 backwards is 084714129612
• 216921417480 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 216921417480's digits is 45
• More coming soon!