27420821820

Names of 27420821820

• Cardinal: 27420821820 can be written as Twenty-seven billion, four hundred twenty million, eight hundred twenty-one thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 2.742082182 × 10¹⁰

Factors of 27420821820

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 388

Divisors of 27420821820

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 29 30 35 36 42 45 58 60 63 70 84 87 90 105 113 116 126 140 145 174 180 203 210 226 229 252 261 290 315 339 348 406 420 435 452 458 522 565 580 609 630 678 687 791 812 841 870 916 1015 1017 1044 1130 1145 1218 1260 1305 1356 1374 1582 1603 1682 1695 1740 1827 2030 2034 2061 2260 2290 2373 2436 2523 2610 2748 3045 3164 3206 3277 3364 3390 3435 3654 3955 4060 4068 4122 4205 4580 4746 4809 5046 5085 5220 5887 6090 6412 6554 6641 6780 6870 7119 7308 7569 7910 8015 8244 8410 9135 9492 9618 9831 10092 10170 10305 11774 11865 12180 12615 13108 13282 13740 14238 14427 15138 15820 16030 16385 16820 17661 18270 19236 19662 19923 20340 20610 22939 23548 23730 24045 25230 25877 26564 28476 28854 29435 29493 30276 32060 32770 33205 35322 35595 36540 37845 39324 39846 41220 45878 46487 47460 48090 49155 50460 51754 52983 57708 58870 58986 59769 65540 66410 68817 70644 71190 72135 75690 77631 79692 88305 91756 92974 95033 96180 98310 99615 103508 105966 114695 117740 117972 119538 129385 132820 137634 139461 142380 144270 147465 151380 155262 176610 181139 185948 190066 192589 196620 199230 206451 211932 229390 232435 232893 239076 258770 264915 275268 278922 285099 288540 294930 298845 310524 344085 353220 362278 380132 385178 388155 398460 412902 418383 458780 464870 465786 475165 517540 529830 543417 557844 570198 577767 589860 597690 665231 688170 697305 724556 750433 770356 776310 825804 836766 855297 905695 929740 931572 950330 962945 1032255 1059660 1086834 1140396 1155534 1164465 1195380 1330462 1348123 1376340 1394610 1425495 1500866 1552620 1630251 1673532 1710594 1733301 1811390 1900660 1925890 1995693 2064510 2091915 2173668 2251299 2311068 2328930 2660924 2696246 2717085 2789220 2850990 2888835 3001732 3260502 3326155 3421188 3466602 3622780 3752165 3851780 3991386 4044369 4129020 4183830 4276485 4502598 4657860 5253031 5392492 5434170 5701980 5777670 5987079 6521004 6652310 6740615 6753897 6933204 7504330 7982772 8088738 8151255 8367660 8552970 8666505 9005196 9978465 10506062 10868340 11256495 11555340 11974158 12133107 13304620 13481230 13507794 15008660 15759093 16177476 16302510 17105940 17333010 19956930 20221845 21012124 21762557 22512990 23948316 24266214 26265155 26962460 27015588 29935395 31518186 32605020 33769485 34666020 39913860 40443690 43525114 45025980 47277279 48532428 52530310 59870790 60665535 63036372 65287671 67538970 78795465 80887380 87050228 94554558 105060620 108812785 119741580 121331070 130575342 135077940 152337899 157590930 189109116 195863013 217625570 236386395 242662140 261150684 304675798 315181860 326438355 391726026 435251140 457013697 472772790 609351596 652876710 761689495 783452052 914027394 945545580 979315065 1305753420 1371041091 1523378990 1828054788 1958630130 2285068485 2742082182 3046757980 3917260260 4570136970 5484164364 6855205455 9140273940 13710410910 27420821820
• Sum of all divisors σ(n): 99754724160
• Sum of proper divisors (its aliquot sum) s(n): 72333902340
• 27420821820 is an abundant number, because the sum of its proper divisors (72333902340) is greater than itself. Its abundance is 44913080520

Bases of 27420821820

• Binary: 11001100010011010001000100100111100₂
• Hexadecimal: 0x66268893C
• Base-36: CLHNDJ0

Squares and roots of 27420821820

• 27420821820 squared (27420821820²) is 751901469284188112400
• 27420821820 cubed (27420821820³) is 20617756215437925173482532568000
• The square root of 27420821820 is 165592.3362357087
• The cube root of 27420821820 is 3015.5057128821

Scales and comparisons

• 27,420,821,820 seconds is equal to 871 years, 46 weeks, 4 days, 14 hours, 57 minutes.
• To count from 1 to 27,420,821,820 would take you about one thousand, seven hundred forty-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 27420821820 cubic inches would be around 251.3 feet tall.

Recreational maths with 27420821820

• 27420821820 backwards is 02812802472
• 27420821820 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 27420821820's digits is 36
• More coming soon!