1681375868172

Names of 1681375868172

• Cardinal: 1681375868172 can be written as One trillion, six hundred eighty-one billion, three hundred seventy-five million, eight hundred sixty-eight thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 1.681375868172 × 10¹²

Factors of 1681375868172

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4596

Divisors of 1681375868172

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 13 14 18 21 22 26 28 33 36 39 42 44 49 52 63 66 77 78 84 91 98 99 117 121 126 132 137 143 147 154 156 182 196 198 231 234 242 252 273 274 286 294 308 363 364 396 411 429 441 462 468 484 539 546 548 572 588 637 693 726 819 822 847 858 882 924 959 1001 1078 1089 1092 1233 1274 1287 1386 1452 1507 1573 1617 1638 1644 1694 1716 1764 1781 1911 1918 2002 2156 2178 2466 2541 2548 2574 2772 2877 3003 3014 3146 3234 3276 3388 3562 3822 3836 4004 4356 4423 4521 4719 4851 4932 5082 5148 5343 5733 5754 5929 6006 6028 6292 6468 6713 7007 7124 7623 7644 8631 8846 9009 9042 9438 9702 10164 10549 10686 11011 11466 11508 11858 12012 12467 13269 13426 13563 14014 14157 15246 16029 16577 17262 17692 17787 18018 18084 18876 19404 19591 20139 21021 21098 21372 22022 22932 23716 24934 26538 26852 27126 28028 28314 30492 30961 31647 32058 33033 33154 34524 35574 36036 37401 39182 39807 40278 42042 42196 44044 48653 49731 49868 53076 53361 54252 56628 57499 58773 60417 61922 63063 63294 64116 66066 66308 71148 73843 74802 77077 78364 79614 80556 84084 87269 92883 94941 97306 99099 99462 106722 112203 114998 116039 117546 120834 123844 126126 126588 132132 137137 145959 147686 149193 149604 154154 159228 172497 174538 176319 185766 189882 194612 198198 198924 213444 215501 216727 221529 224406 229996 231231 232078 235092 241668 252252 261807 274274 278649 291918 295372 298386 308308 340571 344994 348117 349076 352638 371532 379764 396396 402493 411411 431002 433454 437877 443058 448812 462462 464156 517491 523614 535183 548548 557298 583836 596772 605951 632489 646503 650181 664587 681142 689988 693693 696234 705276 785421 804986 812273 822822 862004 866908 875754 886116 924924 959959 1021713 1034982 1044351 1047228 1070366 1114596 1207479 1211902 1234233 1264978 1293006 1300362 1329174 1362284 1387386 1392468 1508507 1570842 1605549 1609972 1624546 1645644 1751508 1817853 1897467 1919918 1939509 1950543 2043426 2069964 2088702 2140732 2383997 2414958 2423804 2436819 2468466 2529956 2586012 2600724 2658348 2774772 2817451 2879877 3017014 3065139 3141684 3211098 3249092 3622437 3635706 3746281 3794934 3839836 3879018 3901086 4086852 4177404 4241657 4427423 4525521 4767994 4816647 4829916 4873638 4936932 5453559 5634902 5692401 5759754 6034028 6130278 6422196 6665461 6957379 7151991 7244874 7271412 7310457 7492562 7589868 7758036 7802172 7877363 8452353 8483314 8639631 8854846 9051042 9535988 9633294 9747276 10559549 10907118 11238843 11269804 11384802 11519508 12260556 12724971 13282269 13330922 13576563 13914758 14303982 14489748 14620914 14985124 15754726 16904706 16966628 17279262 17709692 18102084 19266588 19996383 20872137 21119098 21455973 21814236 22477686 22769604 23632089 25357059 25449942 26223967 26564538 26661844 27153126 27829516 28607964 29241828 29691599 30991961 31509452 31678647 33716529 33809412 34558524 38174913 39846807 39992766 41744274 42238196 42911946 44955372 46658227 47264178 48701653 50714118 50899884 52447934 53129076 54306252 55141541 59383198 59989149 61983922 62616411 63357294 67433058 70896267 73320071 76349826 78671901 79693614 79985532 83488548 85823892 86650993 89074797 92975883 93316454 94528356 95035941 97403306 101428236 104895868 110283082 118766396 119978298 123967844 125232822 126714588 134866116 139974681 141792534 146104959 146640142 152699652 157343802 159387228 165424623 173301986 178149594 185951766 186632908 190071882 194806612 219960213 220566164 236015703 239956596 250465644 259952979 267224391 278927649 279949362 283585068 292209918 293280284 314687604 326607589 330849246 340911571 346603972 356299188 371903532 380143764 385990787 419924043 438314877 439920426 472031406 496273869 513240497 519905958 534448782 557855298 559898724 584419836 606556951 653215178 659880639 661698492 681823142 771981574 779858937 839848086 876629754 879840852 944062812 953160923 979822767 992547738 1022734713 1026480994 1039811916 1068897564 1115710596 1157972361 1213113902 1306430356 1319761278 1363646284 1539721491 1543963148 1559717874 1679696172 1753259508 1819670853 1906321846 1959645534 1985095476 2045469426 2052961988 2315944722 2426227804 2639522556 2859482769 2939468301 3068204139 3079442982 3119435748 3473917083 3592683479 3639341706 3812643692 3919291068 4090938852 4245898657 4619164473 4631889444 5459012559 5718965538 5878936602 6136408278 6158885964 6672126461 6947834166 7185366958 7278683412 8491797314 8578448307 9238328946 10778050437 10918025118 11437931076 11757873204 12272816556 12737695971 13344252922 13895668332 14370733916 16983594628 17156896614 18476657892 20016379383 21556100874 21836050236 25475391942 26688505844 32334151311 34313793228 38213087913 40032758766 43112201748 46704885227 50950783884 60049138149 64668302622 76426175826 80065517532 93409770454 120098276298 129336605244 140114655681 152852351652 186819540908 240196552596 280229311362 420343967043 560458622724 840687934086 1681375868172
• Sum of all divisors σ(n): 5896443335328
• Sum of proper divisors (its aliquot sum) s(n): 4215067467156
• 1681375868172 is an abundant number, because the sum of its proper divisors (4215067467156) is greater than itself. Its abundance is 2533691598984

Bases of 1681375868172

• Binary: 11000011101111001110011111011010100001100₂
• Hexadecimal: 0x18779CFB50C
• Base-36: LGEVS2Z0

Squares and roots of 1681375868172

• 1681375868172 squared (1681375868172²) is 2827024810071146722621584
• 1681375868172 cubed (1681375868172³) is 4753291294377157729835458269825824448
• The square root of 1681375868172 is 1296678.7837286457
• The cube root of 1681375868172 is 11891.0882791463

Scales and comparisons

• 1,681,375,868,172 seconds is equal to 53,462 years, 28 weeks, 4 days, 20 hours, 16 minutes, 12 seconds.
• To count from 1 to 1,681,375,868,172 would take you about one hundred thirty-three thousand, six hundred fifty-six 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 1681375868172 cubic inches would be around 990.9 feet tall.

Recreational maths with 1681375868172

• 1681375868172 backwards is 2718685731861
• 1681375868172 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1681375868172's digits is 63
• More coming soon!