20018986416

Names of 20018986416

• Cardinal: 20018986416 can be written as Twenty billion, eighteen million, nine hundred eighty-six thousand, four hundred sixteen.

Scientific notation

• Scientific notation: 2.0018986416 × 10¹⁰

Factors of 20018986416

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2741

Divisors of 20018986416

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 13 16 18 19 22 24 26 33 36 38 39 44 48 52 57 66 72 76 78 88 99 104 114 117 132 143 144 152 156 171 176 198 208 209 228 234 247 264 286 304 312 342 361 396 418 429 456 468 494 528 572 624 627 684 722 741 792 836 858 912 936 988 1083 1144 1254 1287 1368 1444 1482 1584 1672 1716 1872 1881 1976 2166 2223 2288 2508 2574 2693 2717 2736 2888 2964 3249 3344 3432 3762 3952 3971 4332 4446 4693 5016 5148 5386 5434 5776 5928 6498 6864 7524 7942 8079 8151 8664 8892 9386 10032 10296 10772 10868 11856 11913 12996 14079 15048 15884 16158 16302 17328 17784 18772 20592 21544 21736 23826 24237 24453 25992 28158 29623 30096 31768 32316 32604 35009 35568 35739 37544 42237 43088 43472 47652 48474 48906 51167 51623 51984 56316 59246 63536 64632 65208 70018 71478 75088 84474 88869 95304 96948 97812 102334 103246 105027 112632 118492 129264 130416 140036 142956 153501 154869 168948 177738 190608 193896 195624 204668 206492 210054 225264 236984 266607 280072 285912 307002 309738 315081 337896 355476 385099 387792 391248 409336 412984 420108 460503 464607 473968 533214 560144 562837 571824 614004 619476 630162 665171 675792 710952 770198 818672 825968 840216 921006 929214 972173 1066428 1125674 1155297 1228008 1238952 1260324 1330342 1421904 1540396 1680432 1688511 1842012 1858428 1944346 1995513 2132856 2251348 2310594 2456016 2477904 2520648 2660684 2916519 3080792 3377022 3465891 3684024 3716856 3888692 3991026 4265712 4502696 4621188 5041296 5065533 5321368 5833038 5986539 6161584 6754044 6931782 7316881 7368048 7433712 7777384 7982052 8749557 9005392 9242376 10131066 10642736 10693903 11666076 11973078 12638249 13508088 13863564 14633762 15554768 15964104 17499114 18484752 20262132 21387806 21950643 23332152 23946156 25276498 27016176 27727128 29267524 31928208 32081709 34998228 37914747 40524264 42775612 43901286 46664304 47892312 50552996 55454256 58535048 64163418 65851929 69996456 75829494 81048528 85551224 87802572 95784624 96245127 101105992 113744241 117070096 128326836 131703858 139020739 139992912 151658988 171102448 175605144 192490254 202211984 227488482 256653672 263407716 278041478 303317976 351210288 384980508 417062217 454976964 513307344 526815432 556082956 606635952 769961016 834124434 909953928 1053630864 1112165912 1251186651 1539922032 1668248868 1819907856 2224331824 2502373302 3336497736 5004746604 6672995472 10009493208 20018986416
• Sum of all divisors σ(n): 69492333456
• Sum of proper divisors (its aliquot sum) s(n): 49473347040
• 20018986416 is an abundant number, because the sum of its proper divisors (49473347040) is greater than itself. Its abundance is 29454360624

Bases of 20018986416

• Binary: 10010101001001110010111110110110000₂
• Hexadecimal: 0x4A9397DB0
• Base-36: 972SCS0

Squares and roots of 20018986416

• 20018986416 squared (20018986416²) is 400759817123992525056
• 20018986416 cubed (20018986416³) is 8022805335083850546781603639296
• The square root of 20018986416 is 141488.4674310949
• The cube root of 20018986416 is 2715.2762959659

Scales and comparisons

• 20,018,986,416 seconds is equal to 636 years, 28 weeks, 1 day, 5 hours, 33 minutes, 36 seconds.
• To count from 1 to 20,018,986,416 would take you about one thousand, two 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 20018986416 cubic inches would be around 226.3 feet tall.

Recreational maths with 20018986416

• 20018986416 backwards is 61468981002
• The number of decimal digits it has is: 11
• The sum of 20018986416's digits is 45
• More coming soon!