68142691940940

Names of 68142691940940

• Cardinal: 68142691940940 can be written as Sixty-eight trillion, one hundred forty-two billion, six hundred ninety-one million, nine hundred forty thousand, nine hundred forty.

Scientific notation

• Scientific notation: 6.814269194094 × 10¹³

Factors of 68142691940940

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 8597

Divisors of 68142691940940

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 81 90 108 135 162 180 243 270 324 405 486 540 810 972 1123 1215 1620 2246 2430 2531 3369 4492 4860 4933 5062 5615 6738 7593 9866 10107 10124 11230 12655 13476 14799 15186 16845 19732 20214 22460 22779 24665 25310 29598 30321 30372 33690 37965 40428 44397 45558 49330 50535 50620 59196 60642 67380 68337 73995 75930 88794 90963 91116 98660 101070 113895 121284 133191 136674 147990 151605 151860 177588 181926 202140 205011 221985 227790 266382 272889 273348 295980 303210 341685 363852 399573 410022 443970 454815 455580 532764 545778 606420 615033 665955 683370 799146 820044 887940 909630 1025055 1091556 1198719 1230066 1331910 1364445 1366740 1598292 1819260 1997865 2050110 2397438 2460132 2663820 2728890 2842313 3075165 3995730 4100220 4794876 5457780 5539759 5684626 5993595 6150330 7991460 8526939 11079518 11369252 11987190 12300660 12485423 14211565 16619277 17053878 22159036 23974380 24970846 25580817 27698795 28423130 33238554 34107756 37456269 42634695 49857831 49941692 51161634 55397590 56846260 62427115 66477108 74912538 76742451 83096385 85269390 99715662 102323268 110795180 112368807 124854230 127904085 149573493 149825076 153484902 166192770 170538780 187281345 199431324 224737614 230227353 249289155 249708460 255808170 299146986 306969804 332385540 337106421 374562690 383712255 448720479 449475228 460454706 498578310 511616340 561844035 598293972 674212842 690682059 747867465 749125380 767424510 897440958 920909412 997156620 1011319263 1123688070 1151136765 1346161437 1348425684 1381364118 1495734930 1534849020 1685532105 1794881916 2022638526 2243602395 2247376140 2302273530 2692322874 2762728236 2991469860 3033957789 3371064210 3453410295 4045277052 4487204790 4604547060 5056596315 5384645748 6067915578 6730807185 6742128420 6906820590 8974409580 10113192630 12135831156 13461614370 13813641180 14021130029 15169788945 20226385260 26923228740 28042260058 30339577890 42063390087 56084520116 60679155780 70105650145 84126780174 126190170261 140211300290 168253560348 210316950435 252380340522 280422600580 378570510783 420633900870 504760681044 630950851305 757141021566 841267801740 1135711532349 1261901702610 1514282043132 1892852553915 2271423064698 2523803405220 3407134597047 3785705107830 4542846129396 5678557661745 6814269194094 7571410215660 11357115323490 13628538388188 17035672985235 22714230646980 34071345970470 68142691940940
• Sum of all divisors σ(n): 214674189440256
• Sum of proper divisors (its aliquot sum) s(n): 146531497499316
• 68142691940940 is an abundant number, because the sum of its proper divisors (146531497499316) is greater than itself. Its abundance is 78388805558376

Bases of 68142691940940

• Binary: 1111011111100110110100111100100111101001001100₂
• Hexadecimal: 0x3DF9B4F27A4C
• Base-36: O5KBJE0R0

Squares and roots of 68142691940940

• 68142691940940 squared (68142691940940²) is 4643426464957849224448083600
• 68142691940940 cubed (68142691940940³) is 316415579152030745663594055549147382584000
• The square root of 68142691940940 is 8254858.6869152399
• The cube root of 68142691940940 is 40845.0810377031

Scales and comparisons

• 68,142,691,940,940 seconds is equal to 2,166,726 years, 42 weeks, 6 days, 3 hours, 9 minutes.
• To count from 1 to 68,142,691,940,940 would take you about five million, four hundred sixteen thousand, eight hundred seventeen 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 68142691940940 cubic inches would be around 3403.8 feet tall.

Recreational maths with 68142691940940

• 68142691940940 backwards is 04904919624186
• The number of decimal digits it has is: 14
• The sum of 68142691940940's digits is 63
• More coming soon!