20129801438784

Names of 20129801438784

• Cardinal: 20129801438784 can be written as Twenty trillion, one hundred twenty-nine billion, eight hundred one million, four hundred thirty-eight thousand, seven hundred eighty-four.

Scientific notation

• Scientific notation: 2.0129801438784 × 10¹³

Factors of 20129801438784

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 61047

Divisors of 20129801438784

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 8 12 16 23 24 29 32 46 48 58 64 69 87 89 92 96 116 138 174 178 184 192 232 267 276 348 356 368 464 534 552 667 696 712 736 841 928 1068 1104 1334 1392 1424 1472 1682 1856 2001 2047 2136 2208 2523 2581 2668 2784 2848 3364 4002 4094 4272 4416 5046 5162 5336 5568 5696 6141 6728 7743 8004 8188 8544 10092 10324 10672 12282 13456 15486 16008 16376 17088 19343 20184 20648 21344 24564 26912 30972 32016 32752 38686 40368 41296 42688 49128 53824 58029 59363 60901 61944 64032 65504 74849 77372 80736 82592 98256 116058 118726 121802 123888 128064 131008 149698 154744 161472 165184 178089 182703 196512 224547 232116 237452 243604 247776 299396 309488 356178 365406 393024 449094 464232 474904 487208 495552 598792 618976 712356 730812 898188 928464 949808 974416 1197584 1237952 1400723 1424712 1461624 1721527 1766129 1796376 1856928 1899616 1948832 2395168 2801446 2849424 2923248 3443054 3532258 3592752 3713856 3799232 3897664 4202169 4790336 5164581 5298387 5420189 5602892 5698848 5846496 6886108 7064516 7185504 8404338 10329162 10596774 10840378 11205784 11397696 11692992 13772216 14129032 14371008 16260567 16808676 20658324 21193548 21680756 22411568 27544432 28258064 32521134 33617352 40620967 41316648 42387096 43361512 44823136 51217741 55088864 56516128 65042268 67234704 81241934 82633296 84774192 86723024 89646272 102435482 110177728 113032256 121862901 124664347 130084536 134469408 153653223 157185481 162483868 165266592 169548384 173446048 204870964 243725802 249328694 260169072 268938816 307306446 314370962 324967736 330533184 339096768 346892096 373993041 409741928 471556443 487451604 498657388 520338144 614612892 628741924 649935472 747986082 819483856 943112886 974903208 997314776 1040676288 1178008043 1229225784 1257483848 1299870944 1495972164 1638967712 1886225772 1949806416 1994629552 2356016086 2458451568 2514967696 2599741888 2991944328 3277935424 3534024129 3615266063 3772451544 3899612832 3989259104 4558378949 4712032172 4916903136 5029935392 5983888656 7068048258 7230532126 7544903088 7799225664 7978518208 9116757898 9424064344 9833806272 10059870784 10845798189 11967777312 13675136847 14136096516 14461064252 15089806176 18233515796 18848128688 21691596378 23935554624 27350273694 28272193032 28922128504 30179612352 36467031592 37696257376 43383192756 54700547388 56544386064 57844257008 72934063184 75392514752 86766385512 104842715827 109401094776 113088772128 115688514016 145868126368 173532771024 209685431654 218802189552 226177544256 231377028032 291736252736 314528147481 347065542048 419370863308 437604379104 629056294962 694131084096 838741726616 875208758208 1258112589924 1677483453232 2516225179848 3354966906464 5032450359696 6709933812928 10064900719392 20129801438784
• Sum of all divisors σ(n): 58205922053760
• Sum of proper divisors (its aliquot sum) s(n): 38076120614976
• 20129801438784 is an abundant number, because the sum of its proper divisors (38076120614976) is greater than itself. Its abundance is 17946319176192

Bases of 20129801438784

• Binary: 100100100111011010101101010100000011001000000₂
• Hexadecimal: 0x124ED5AA0640
• Base-36: 74VI41GLC

Squares and roots of 20129801438784

• 20129801438784 squared (20129801438784²) is 405208905964870396499398656
• 20129801438784 cubed (20129801438784³) is 8156774818299738667213683622539595874304
• The square root of 20129801438784 is 4486624.7267610871
• The cube root of 20129801438784 is 27202.7721361771

Scales and comparisons

• 20,129,801,438,784 seconds is equal to 640,065 years, 21 weeks, 5 days, 22 hours, 46 minutes, 24 seconds.
• To count from 1 to 20,129,801,438,784 would take you about one million, six hundred thousand, one hundred sixty-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 20129801438784 cubic inches would be around 2266.9 feet tall.

Recreational maths with 20129801438784

• 20129801438784 backwards is 48783410892102
• The number of decimal digits it has is: 14
• The sum of 20129801438784's digits is 57
• More coming soon!