1681726459380

Names of 1681726459380

• Cardinal: 1681726459380 can be written as One trillion, six hundred eighty-one billion, seven hundred twenty-six million, four hundred fifty-nine thousand, three hundred eighty.

Scientific notation

• Scientific notation: 1.68172645938 × 10¹²

Factors of 1681726459380

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 275

Divisors of 1681726459380

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 10 11 12 15 20 22 30 33 43 44 55 60 66 86 110 121 129 132 165 172 211 215 220 242 258 330 363 422 430 473 484 516 605 633 645 660 726 844 860 946 1055 1210 1266 1290 1331 1419 1452 1815 1892 2110 2321 2365 2420 2532 2580 2662 2838 3165 3630 3993 4220 4642 4730 5203 5324 5676 6330 6655 6963 7095 7260 7986 9073 9284 9460 10406 11605 12660 13310 13926 14190 14641 15609 15972 18146 19965 20812 23210 25531 26015 26620 27219 27852 28380 29282 31218 34815 36292 39930 43923 44521 45365 46420 51062 52030 54438 57233 58564 62436 69630 73205 76593 78045 79860 87846 89042 90730 99803 102124 104060 108876 114466 127655 133563 136095 139260 146410 153186 156090 171699 175692 178084 181460 199606 219615 222605 228932 255310 267126 272190 280841 286165 292820 299409 306372 312180 343398 382965 399212 439230 445210 489731 499015 510620 534252 544380 561682 572330 598818 629563 667815 686796 765930 842523 858495 878460 890420 979462 998030 1097833 1123364 1144660 1197636 1259126 1335630 1404205 1469193 1497045 1531860 1685046 1716990 1888689 1914403 1958924 1996060 2195666 2448655 2518252 2671260 2808410 2938386 2994090 3089251 3147815 3293499 3370092 3433980 3777378 3828806 4212615 4391332 4897310 5387041 5489165 5616820 5743209 5876772 5988180 6178502 6295630 6586998 7345965 7554756 7657612 8425230 9267753 9443445 9572015 9794620 10774082 10978330 11486418 12076163 12357004 12591260 13173996 14691930 15446255 16161123 16467495 16850460 18535506 18886890 19144030 21058433 21548164 21956660 22972836 24152326 26935205 28716045 29383860 30892510 32322246 32934990 36228489 37071012 37773780 38288060 42116866 46338765 48304652 53870410 57432090 59257451 60380815 61785020 63175299 64644492 65869980 72456978 80805615 84233732 92677530 105292165 107740820 114864180 118514902 120761630 126350598 132837793 144913956 161611230 177772353 181142445 185355060 210584330 231642763 237029804 241523260 252701196 265675586 296287255 315876495 323222460 355544706 362284890 398513379 421168660 463285526 531351172 592574510 631752990 651831961 664188965 694928289 711089412 724569780 797026758 888861765 926571052 1158213815 1185149020 1263505980 1303663922 1328377930 1389856578 1594053516 1777723530 1955495883 1992566895 2316427630 2548070393 2607327844 2656755860 2779713156 3259159805 3474641445 3555447060 3910991766 3985133790 4632855260 5096140786 6518319610 6949282890 7644211179 7821983532 7970267580 9777479415 10192281572 12740351965 13036639220 13898565780 15288422358 19554958830 25480703930 28028774323 30576844716 38221055895 39109917660 50961407860 56057548646 76442111790 84086322969 112115097292 140143871615 152884223580 168172645938 280287743230 336345291876 420431614845 560575486460 840863229690 1681726459380
• Sum of all divisors σ(n): 5325381341280
• Sum of proper divisors (its aliquot sum) s(n): 3643654881900
• 1681726459380 is an abundant number, because the sum of its proper divisors (3643654881900) is greater than itself. Its abundance is 1961928422520

Bases of 1681726459380

• Binary: 11000011110001110101101010100110111110100₂
• Hexadecimal: 0x1878EB54DF4
• Base-36: LGKOIGVO

Squares and roots of 1681726459380

• 1681726459380 squared (1681726459380²) is 2828203884178790789984400
• 1681726459380 cubed (1681726459380³) is 4756265304544761434130218177433672000
• The square root of 1681726459380 is 1296813.9648307309
• The cube root of 1681726459380 is 11891.9147097217

Scales and comparisons

• 1,681,726,459,380 seconds is equal to 53,473 years, 36 weeks, 2 days, 14 hours, 43 minutes.
• To count from 1 to 1,681,726,459,380 would take you about one hundred thirty-three thousand, six hundred eighty-four 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 1681726459380 cubic inches would be around 991 feet tall.

Recreational maths with 1681726459380

• 1681726459380 backwards is 0839546271861
• 1681726459380 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1681726459380's digits is 60
• More coming soon!