1813987425502720

Names of 1813987425502720

• Cardinal: 1813987425502720 can be written as One quadrillion, eight hundred thirteen trillion, nine hundred eighty-seven billion, four hundred twenty-five million, five hundred two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.81398742550272 × 10¹⁵

Factors of 1813987425502720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 2858

Divisors of 1813987425502720

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 8 10 13 16 19 20 26 32 38 40 52 64 65 76 80 95 104 128 130 152 160 190 208 247 256 260 304 320 361 380 416 494 512 520 608 640 722 760 832 988 1040 1216 1235 1280 1444 1520 1664 1805 1976 2080 2432 2470 2560 2819 2888 3040 3328 3610 3952 4160 4693 4864 4940 5638 5776 6080 6656 6859 7220 7904 8320 9386 9728 9880 11276 11552 12160 13718 14095 14440 15808 16640 18772 19760 22552 23104 23465 24320 27436 28190 28880 31616 33280 34295 36647 37544 39520 45104 46208 46930 48640 53561 54872 56380 57760 63232 68590 73294 75088 79040 89167 90208 92416 93860 107122 109744 112760 115520 126464 137180 146588 150176 158080 178334 180416 183235 184832 187720 214244 219488 225520 231040 267805 274360 293176 300352 316160 356668 360832 366470 375440 428488 438976 445835 451040 462080 535610 548720 586352 600704 632320 696293 713336 721664 732940 750880 856976 877952 891670 902080 924160 1017659 1071220 1097440 1172704 1201408 1392586 1426672 1443328 1465880 1501760 1713952 1755904 1783340 1804160 2035318 2142440 2194880 2345408 2402816 2785172 2853344 2931760 3003520 3427904 3481465 3511808 3566680 3608320 4070636 4284880 4389760 4690816 5088295 5570344 5706688 5863520 6007040 6855808 6962930 7133360 7216640 7946761 8141272 8569760 8779520 9381632 10176590 11140688 11413376 11727040 12014080 13229567 13711616 13925860 14266720 15893522 16282544 17139520 17559040 18763264 19335521 20353180 22281376 22826752 23454080 26459134 27423232 27851720 28533440 31787044 32565088 34279040 38671042 39733805 40706360 44562752 45653504 46908160 52918268 55703440 57066880 63574088 65130176 66147835 68558080 77342084 79467610 81412720 89125504 93816320 96677605 103307893 105836536 111406880 114133760 127148176 130260352 132295670 137116160 150988459 154684168 158935220 162825440 178251008 193355210 206615786 211673072 222813760 228267520 251361773 254296352 260520704 264591340 301976918 309368336 317870440 325650880 356502016 386710420 413231572 423346144 445627520 502723546 508592704 516539465 521041408 529182680 603953836 618736672 635740880 651301760 754942295 773420840 826463144 846692288 891255040 1005447092 1017185408 1033078930 1058365360 1207907672 1237473344 1256808865 1271481760 1302603520 1509884590 1546841680 1652926288 1693384576 1782510080 1962849967 2010894184 2034370816 2066157860 2116730720 2415815344 2474946688 2513617730 2542963520 2605207040 2868780721 3019769180 3093683360 3305852576 3386769152 3925699934 4021788368 4068741632 4132315720 4233461440 4831630688 4949893376 5027235460 5085927040 5737561442 6039538360 6187366720 6611705152 6773538304 7851399868 8043576736 8264631440 8466922880 9663261376 9814249835 9899786752 10054470920 10171854080 11475122884 12079076720 12374733440 13223410304 14343903605 15702799736 16087153472 16529262880 16933845760 19326522752 19628499670 20108941840 20343708160 22950245768 24158153440 24749466880 26446820608 28687807210 31405599472 32174306944 33058525760 33867691520 37294149373 38653045504 39256999340 40217883680 45900491536 48316306880 49498933760 52893641216 54506833699 57375614420 62811198944 64348613888 66117051520 74588298746 77306091008 78513998680 80435767360 91800983072 96632613760 109013667398 114751228840 125622397888 128697227776 132234103040 149176597492 157027997360 160871534720 183601966144 186470746865 193265227520 218027334796 229502457680 251244795776 264468206080 272534168495 298353194984 314055994720 321743069440 367203932288 372941493730 386530455040 436054669592 459004915360 502489591552 545068336990 596706389968 628111989440 643486138880 708588838087 734407864576 745882987460 872109339184 918009830720 1004979183104 1090136673980 1193412779936 1256223978880 1417177676174 1468815729152 1491765974920 1744218678368 1836019661440 2180273347960 2386825559872 2512447957760 2834355352348 2983531949840 3488437356736 3542944190435 3672039322880 4360546695920 4773651119744 5024895915520 5668710704696 5967063899680 6976874713472 7085888380870 7344078645760 8721093391840 9547302239488 11337421409392 11934127799360 13953749426944 14171776761740 17442186783680 19094604478976 22674842818784 23868255598720 27907498853888 28343553523480 34884373567360 45349685637568 47736511197440 56687107046960 69768747134720 90699371275136 95473022394880 113374214093920 139537494269440 181398742550272 226748428187840 362797485100544 453496856375680 906993712751360 1813987425502720
• Sum of all divisors σ(n): 4945813376122080
• Sum of proper divisors (its aliquot sum) s(n): 3131825950619360
• 1813987425502720 is an abundant number, because the sum of its proper divisors (3131825950619360) is greater than itself. Its abundance is 1317838525116640

Bases of 1813987425502720

• Binary: 110011100011100111111011100000111111100011000000000₂
• Hexadecimal: 0x671CFDC1FC600
• Base-36: HV06BHDKHS

Squares and roots of 1813987425502720

• 1813987425502720 squared (1813987425502720²) is 3290550379881986141844727398400
• 1813987425502720 cubed (1813987425502720³) is 5969017012089121332304873876478746477723648000
• The square root of 1813987425502720 is 42590931.2589278797
• The cube root of 1813987425502720 is 121958.3174252707

Scales and comparisons

• 1,813,987,425,502,720 seconds is equal to 57,679,189 years, 5 weeks, 1 day, 4 hours, 58 minutes, 40 seconds.
• To count from 1 to 1,813,987,425,502,720 would take you about one hundred seventy-three million, thirty-seven thousand, five hundred sixty-seven 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 1813987425502720 cubic inches would be around 10163.2 feet tall.

Recreational maths with 1813987425502720

• 1813987425502720 backwards is 0272055247893181
• 1813987425502720 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1813987425502720's digits is 64
• More coming soon!