20311855680

Names of 20311855680

• Cardinal: 20311855680 can be written as Twenty billion, three hundred eleven million, eight hundred fifty-five thousand, six hundred eighty.

Scientific notation

• Scientific notation: 2.031185568 × 10¹⁰

Factors of 20311855680

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1124

Divisors of 20311855680

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 17 20 23 24 30 32 34 40 46 48 51 53 60 64 68 69 80 85 92 96 102 106 115 120 136 138 159 160 170 184 192 204 212 230 240 255 265 272 276 318 320 340 345 368 391 408 424 460 480 510 530 544 552 636 680 690 736 782 795 816 848 901 920 960 1020 1021 1060 1088 1104 1173 1219 1272 1360 1380 1472 1564 1590 1632 1696 1802 1840 1955 2040 2042 2120 2208 2346 2438 2544 2703 2720 2760 3063 3128 3180 3264 3392 3604 3657 3680 3910 4080 4084 4240 4416 4505 4692 4876 5088 5105 5406 5440 5520 5865 6095 6126 6256 6360 7208 7314 7360 7820 8160 8168 8480 9010 9384 9752 10176 10210 10812 11040 11730 12190 12252 12512 12720 13515 14416 14628 15315 15640 16320 16336 16960 17357 18020 18285 18768 19504 20420 20723 21624 22080 23460 23483 24380 24504 25024 25440 27030 28832 29256 30630 31280 32672 34714 36040 36570 37536 39008 40840 41446 43248 46920 46966 48760 49008 50880 52071 54060 54113 57664 58512 61260 62169 62560 65344 69428 70449 72080 73140 75072 78016 81680 82892 86496 86785 93840 93932 97520 98016 103615 104142 108120 108226 117024 117415 122520 124338 125120 138856 140898 144160 146280 162339 163360 165784 172992 173570 187680 187864 195040 196032 207230 208284 216240 216452 234048 234830 245040 248676 260355 270565 277712 281796 288320 292560 310845 324678 326720 331568 347140 352245 375360 375728 390080 399211 414460 416568 432480 432904 469660 490080 497352 520710 541130 555424 563592 585120 621690 649356 663136 694280 704490 751456 798422 811695 828920 833136 864960 865808 919921 939320 980160 994704 1041420 1082260 1110848 1127184 1170240 1197633 1243380 1244599 1298712 1326272 1388560 1408980 1502912 1596844 1623390 1657840 1666272 1731616 1839842 1878640 1989408 1996055 2082840 2164520 2254368 2395266 2486760 2489198 2597424 2759763 2777120 2817960 3193688 3246780 3315680 3332544 3463232 3679684 3733797 3757280 3978816 3992110 4165680 4329040 4508736 4599605 4790532 4973520 4978396 5194848 5519526 5554240 5635920 5988165 6222995 6387376 6493560 6631360 7359368 7467594 7514560 7984220 8331360 8658080 9199210 9581064 9947040 9956792 10389696 11039052 11271840 11976330 12445990 12774752 12987120 13798815 14718736 14935188 15968440 16662720 17316160 18398420 18668985 19162128 19894080 19913584 21158183 22078104 22543680 23952660 24891980 25549504 25974240 27597630 29437472 29870376 31936880 36796840 37337970 38324256 39827168 42316366 44156208 47905320 49783960 51948480 55195260 58874944 59740752 63474549 63873760 73593680 74675940 76648512 79654336 84632732 88312416 95810640 99567920 105790915 110390520 119481504 126949098 127747520 147187360 149351880 169265464 176624832 191621280 199135840 211581830 220781040 238963008 253898196 294374720 298703760 317372745 338530928 383242560 398271680 423163660 441562080 507796392 597407520 634745490 677061856 846327320 883124160 1015592784 1194815040 1269490980 1354123712 1692654640 2031185568 2538981960 3385309280 4062371136 5077963920 6770618560 10155927840 20311855680
• Sum of all divisors σ(n): 72668026368
• Sum of proper divisors (its aliquot sum) s(n): 52356170688
• 20311855680 is an abundant number, because the sum of its proper divisors (52356170688) is greater than itself. Its abundance is 32044315008

Bases of 20311855680

• Binary: 10010111010101011100101001001000000₂
• Hexadecimal: 0x4BAAE5240
• Base-36: 9BX5K5C

Squares and roots of 20311855680

• 20311855680 squared (20311855680²) is 412571481165148262400
• 20311855680 cubed (20311855680³) is 8380092383110329751671570432000
• The square root of 20311855680 is 142519.6676953745
• The cube root of 20311855680 is 2728.4533578601

Scales and comparisons

• 20,311,855,680 seconds is equal to 645 years, 44 weeks, 2 days, 22 hours, 8 minutes.
• To count from 1 to 20,311,855,680 would take you about one thousand, two hundred ninety-one 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 20311855680 cubic inches would be around 227.4 feet tall.

Recreational maths with 20311855680

• 20311855680 backwards is 08655811302
• The number of decimal digits it has is: 11
• The sum of 20311855680's digits is 39
• More coming soon!