20802518010

Names of 20802518010

• Cardinal: 20802518010 can be written as Twenty billion, eight hundred two million, five hundred eighteen thousand and ten.

Scientific notation

• Scientific notation: 2.080251801 × 10¹⁰

Factors of 20802518010

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 989

Divisors of 20802518010

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 5 6 9 10 15 17 18 27 30 34 45 51 54 81 85 90 102 135 153 162 170 229 243 255 270 306 405 458 459 486 510 687 729 733 765 810 918 1145 1215 1374 1377 1458 1466 1530 2061 2199 2290 2295 2430 2754 3435 3645 3665 3893 4122 4131 4398 4590 6183 6597 6870 6885 7290 7330 7786 8262 10305 10995 11679 12366 12393 12461 13194 13770 18549 19465 19791 20610 20655 21990 23358 24786 24922 30915 32985 35037 37098 37383 38930 39582 41310 55647 58395 59373 61830 61965 62305 65970 70074 74766 92745 98955 105111 111294 112149 116790 118746 123930 124610 166941 167857 175185 178119 185490 186915 197910 210222 224298 278235 296865 315333 333882 335714 336447 350370 356238 373830 503571 525555 534357 556470 560745 593730 630666 672894 834705 839285 890595 945999 1007142 1009341 1051110 1068714 1121490 1510713 1576665 1669410 1678570 1682235 1781190 1891998 2018682 2517855 2671785 2837997 2853569 3021426 3028023 3153330 3364470 4532139 4729995 5035710 5046705 5343570 5675994 5707138 6056046 7553565 8560707 9064278 9084069 9459990 10093410 13596417 14189985 14267845 15107130 15140115 17121414 18168138 22660695 25682121 27192834 28379970 28535690 30280230 40789251 42803535 45321390 45420345 51364242 67982085 77046363 81578502 85607070 90840690 122367753 128410605 135964170 154092726 203946255 231139089 244735506 256821210 385231815 407892510 462278178 611838765 693417267 770463630 1155695445 1223677530 1386834534 2080251801 2311390890 3467086335 4160503602 6934172670 10401259005 20802518010
• Sum of all divisors σ(n): 59784564240
• Sum of proper divisors (its aliquot sum) s(n): 38982046230
• 20802518010 is an abundant number, because the sum of its proper divisors (38982046230) is greater than itself. Its abundance is 18179528220

Bases of 20802518010

• Binary: 10011010111111011010011101111111010₂
• Hexadecimal: 0x4D7ED3BFA
• Base-36: 9K1A5MI

Squares and roots of 20802518010

• 20802518010 squared (20802518010²) is 432744755556374360100
• 20802518010 cubed (20802518010³) is 9002180571194525196282475401000
• The square root of 20802518010 is 144230.7803833841
• The cube root of 20802518010 is 2750.2487052203

Scales and comparisons

• 20,802,518,010 seconds is equal to 661 years, 23 weeks, 4 days, 21 hours, 13 minutes, 30 seconds.
• To count from 1 to 20,802,518,010 would take you about one thousand, three hundred twenty-two 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 20802518010 cubic inches would be around 229.2 feet tall.

Recreational maths with 20802518010

• 20802518010 backwards is 01081520802
• 20802518010 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20802518010's digits is 27
• More coming soon!