18941489000000

Names of 18941489000000

• Cardinal: 18941489000000 can be written as Eighteen trillion, nine hundred forty-one billion, four hundred eighty-nine million.

Scientific notation

• Scientific notation: 1.8941489 × 10¹³

Factors of 18941489000000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 37

Divisors of 18941489000000

• Number of divisors d(n): 784
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 23 25 28 32 35 40 46 49 50 56 64 70 80 92 98 100 112 115 125 140 160 161 175 184 196 200 224 230 245 250 280 320 322 343 350 368 392 400 448 460 490 500 560 575 625 644 686 700 736 784 800 805 875 920 980 1000 1120 1127 1150 1225 1250 1288 1372 1400 1472 1568 1600 1610 1715 1750 1840 1960 2000 2240 2254 2300 2401 2450 2500 2576 2744 2800 2875 3125 3136 3220 3430 3500 3680 3920 4000 4025 4375 4508 4600 4802 4900 5000 5152 5488 5600 5635 5750 6125 6250 6440 6860 7000 7360 7840 7889 8000 8050 8575 8750 9016 9200 9604 9800 10000 10304 10976 11200 11270 11500 12005 12250 12500 12880 13720 14000 14375 15625 15680 15778 16100 16807 17150 17500 18032 18400 19208 19600 20000 20125 21875 21952 22540 23000 24010 24500 25000 25760 27440 28000 28175 28750 30625 31250 31556 32200 33614 34300 35000 36064 36800 38416 39200 39445 40000 40250 42875 43750 45080 46000 48020 49000 50000 51520 54880 55223 56000 56350 57500 60025 61250 62500 63112 64400 67228 68600 70000 71875 72128 76832 78400 78890 80500 84035 85750 87500 90160 92000 96040 98000 100000 100625 109375 109760 110446 112700 115000 117649 120050 122500 125000 126224 128800 134456 137200 140000 140875 143750 153125 153664 157780 161000 168070 171500 175000 180320 184000 192080 196000 197225 200000 201250 214375 218750 220892 225400 230000 235298 240100 245000 250000 252448 257600 268912 274400 276115 280000 281750 287500 300125 306250 315560 322000 336140 343000 350000 359375 360640 384160 386561 392000 394450 402500 420175 428750 437500 441784 450800 460000 470596 480200 490000 500000 503125 504896 537824 548800 552230 563500 575000 588245 600250 612500 631120 644000 672280 686000 700000 704375 718750 765625 768320 773122 788900 805000 823543 840350 857500 875000 883568 901600 920000 941192 960400 980000 986125 1000000 1006250 1071875 1075648 1104460 1127000 1150000 1176490 1200500 1225000 1262240 1288000 1344560 1372000 1380575 1400000 1408750 1437500 1500625 1531250 1546244 1577800 1610000 1647086 1680700 1715000 1750000 1767136 1803200 1882384 1920800 1932805 1960000 1972250 2012500 2100875 2143750 2208920 2254000 2300000 2352980 2401000 2450000 2515625 2524480 2689120 2705927 2744000 2761150 2817500 2875000 2941225 3001250 3062500 3092488 3155600 3220000 3294172 3361400 3430000 3500000 3521875 3534272 3764768 3841600 3865610 3944500 4025000 4117715 4201750 4287500 4417840 4508000 4600000 4705960 4802000 4900000 4930625 5031250 5359375 5378240 5411854 5522300 5635000 5750000 5882450 6002500 6125000 6184976 6311200 6440000 6588344 6722800 6860000 6902875 7000000 7043750 7503125 7529536 7731220 7889000 8050000 8235430 8403500 8575000 8835680 9016000 9411920 9604000 9664025 9800000 9861250 10062500 10504375 10718750 10823708 11044600 11270000 11500000 11764900 12005000 12250000 12369952 12622400 13176688 13445600 13529635 13720000 13805750 14087500 14706125 15006250 15462440 15778000 16100000 16470860 16807000 17150000 17609375 17671360 18823840 18941489 19208000 19328050 19722500 20125000 20588575 21008750 21437500 21647416 22089200 22540000 23000000 23529800 24010000 24500000 24653125 24739904 26353376 26891200 27059270 27611500 28175000 29412250 30012500 30924880 31556000 32200000 32941720 33614000 34300000 34514375 35218750 37515625 37647680 37882978 38656100 39445000 40250000 41177150 42017500 42875000 43294832 44178400 45080000 47059600 48020000 48320125 49000000 49306250 52521875 52706752 54118540 55223000 56350000 58824500 60025000 61849760 63112000 65883440 67228000 67648175 68600000 69028750 70437500 73530625 75031250 75765956 77312200 78890000 80500000 82354300 84035000 85750000 86589664 88356800 94119200 94707445 96040000 96640250 98612500 102942875 105043750 108237080 110446000 112700000 117649000 120050000 123265625 123699520 131766880 134456000 135296350 138057500 140875000 147061250 150062500 151531912 154624400 157780000 161000000 164708600 168070000 171500000 172571875 173179328 188238400 189414890 193280500 197225000 205885750 210087500 216474160 220892000 225400000 235298000 240100000 241600625 246531250 262609375 263533760 270592700 276115000 281750000 294122500 300125000 303063824 309248800 315560000 329417200 336140000 338240875 343000000 345143750 367653125 378829780 386561000 394450000 411771500 420175000 432948320 441784000 470596000 473537225 480200000 483201250 493062500 514714375 525218750 541185400 552230000 563500000 588245000 600250000 606127648 618497600 658834400 672280000 676481750 690287500 735306250 757659560 773122000 788900000 823543000 840350000 862859375 865896640 941192000 947074450 966402500 986125000 1029428750 1050437500 1082370800 1104460000 1127000000 1176490000 1200500000 1208003125 1212255296 1317668800 1352963500 1380575000 1470612500 1515319120 1546244000 1577800000 1647086000 1680700000 1691204375 1725718750 1838265625 1894148900 1932805000 1972250000 2058857500 2100875000 2164741600 2208920000 2352980000 2367686125 2401000000 2416006250 2573571875 2705927000 2761150000 2941225000 3030638240 3092488000 3294172000 3361400000 3382408750 3451437500 3676531250 3788297800 3865610000 3944500000 4117715000 4201750000 4329483200 4705960000 4735372250 4832012500 5147143750 5411854000 5522300000 5882450000 6040015625 6061276480 6588344000 6764817500 6902875000 7353062500 7576595600 7731220000 7889000000 8235430000 8403500000 8456021875 9470744500 9664025000 10294287500 10823708000 11044600000 11764900000 11838430625 12080031250 12867859375 13529635000 13805750000 14706125000 15153191200 15462440000 16470860000 16807000000 16912043750 18941489000 19328050000 20588575000 21647416000 23529800000 23676861250 24160062500 25735718750 27059270000 27611500000 29412250000 30306382400 32941720000 33824087500 37882978000 38656100000 41177150000 42280109375 47353722500 48320125000 51471437500 54118540000 55223000000 58824500000 59192153125 67648175000 75765956000 77312200000 82354300000 84560218750 94707445000 96640250000 102942875000 108237080000 117649000000 118384306250 135296350000 151531912000 164708600000 169120437500 189414890000 193280500000 205885750000 236768612500 270592700000 295960765625 338240875000 378829780000 386561000000 411771500000 473537225000 541185400000 591921531250 676481750000 757659560000 823543000000 947074450000 1183843062500 1352963500000 1894148900000 2367686125000 2705927000000 3788297800000 4735372250000 9470744500000 18941489000000
• Sum of all divisors σ(n): 57196892870400
• Sum of proper divisors (its aliquot sum) s(n): 38255403870400
• 18941489000000 is an abundant number, because the sum of its proper divisors (38255403870400) is greater than itself. Its abundance is 19313914870400

Bases of 18941489000000

• Binary: 100010011101000101000101110010010111001000000₂
• Hexadecimal: 0x113A28B92E40
• Base-36: 6PPLLHUM8

Squares and roots of 18941489000000

• 18941489000000 squared (18941489000000²) is 358780005537121000000000000
• 18941489000000 cubed (18941489000000³) is 6795827528301316513169000000000000000000
• The square root of 18941489000000 is 4352182.0963741853
• The cube root of 18941489000000 is 26656.5969445325

Scales and comparisons

• 18,941,489,000,000 seconds is equal to 602,280 years, 39 weeks, 3 days, 18 hours, 13 minutes, 20 seconds.
• To count from 1 to 18,941,489,000,000 would take you about one million, five hundred five thousand, seven hundred one 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 18941489000000 cubic inches would be around 2221.4 feet tall.

Recreational maths with 18941489000000

• 18941489000000 backwards is 00000098414981
• The number of decimal digits it has is: 14
• The sum of 18941489000000's digits is 44
• More coming soon!