18085010487440

Names of 18085010487440

• Cardinal: 18085010487440 can be written as Eighteen trillion, eighty-five billion, ten million, four hundred eighty-seven thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.808501048744 × 10¹³

Factors of 18085010487440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 7794

Divisors of 18085010487440

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 5 8 10 13 16 17 20 26 34 40 52 65 68 80 85 104 130 136 170 208 221 260 272 289 340 442 520 578 680 884 1040 1105 1156 1360 1445 1768 2210 2312 2890 3536 3757 4420 4624 5780 7514 7757 8840 11560 15028 15514 17680 18785 23120 30056 31028 37570 38785 60112 62056 75140 77570 100841 124112 131869 150280 155140 201682 263738 300560 310280 403364 504205 527476 620560 659345 806728 1008410 1054952 1318690 1613456 1714297 2016820 2109904 2241773 2637380 3428594 4033640 4483546 5274760 6857188 8067280 8571485 8967092 10549520 11208865 13714376 17142970 17934184 22417730 27428752 29143049 34285940 35868368 44835460 58286098 60171049 68571880 89670920 116572196 120342098 137143760 145715245 179341840 233144392 240684196 291430490 300855245 466288784 481368392 582860980 601710490 782223637 962736784 1022907833 1165721960 1203420980 1564447274 2045815666 2331443920 2406841960 3128894548 3911118185 4091631332 4813683920 5114539165 6257789096 7822236370 8183262664 10229078330 12515578192 13297801829 15644472740 16366525328 17389433161 20458156660 26595603658 31288945480 34778866322 40916313320 53191207316 62577890960 66489009145 69557732644 81832626640 86947165805 106382414632 132978018290 139115465288 173894331610 212764829264 226062631093 265956036580 278230930576 347788663220 452125262186 531912073160 695577326440 904250524372 1063824146320 1130313155465 1391154652880 1808501048744 2260626310930 3617002097488 4521252621860 9042505243720 18085010487440
• Sum of all divisors σ(n): 48108623322396
• Sum of proper divisors (its aliquot sum) s(n): 30023612834956
• 18085010487440 is an abundant number, because the sum of its proper divisors (30023612834956) is greater than itself. Its abundance is 11938602347516

Bases of 18085010487440

• Binary: 100000111001010111110101000000011100010010000₂
• Hexadecimal: 0x1072BEA03890
• Base-36: 6ES50AWSW

Squares and roots of 18085010487440

• 18085010487440 squared (18085010487440²) is 327067604330814786397753600
• 18085010487440 cubed (18085010487440³) is 5915021054424661775163597315257014784000
• The square root of 18085010487440 is 4252647.4680415257
• The cube root of 18085010487440 is 26248.6066622201

Scales and comparisons

• 18,085,010,487,440 seconds is equal to 575,047 years, 20 weeks, 3 days, 17 minutes, 20 seconds.
• To count from 1 to 18,085,010,487,440 would take you about one million, four hundred thirty-seven thousand, six hundred eighteen 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 18085010487440 cubic inches would be around 2187.4 feet tall.

Recreational maths with 18085010487440

• 18085010487440 backwards is 04478401058081
• The number of decimal digits it has is: 14
• The sum of 18085010487440's digits is 50
• More coming soon!