21408304479232

Names of 21408304479232

• Cardinal: 21408304479232 can be written as Twenty-one trillion, four hundred eight billion, three hundred four million, four hundred seventy-nine thousand, two hundred thirty-two.

Scientific notation

• Scientific notation: 2.1408304479232 × 10¹³

Factors of 21408304479232

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 1555

Divisors of 21408304479232

• Number of divisors d(n): 528
• Complete list of divisors:
  1 2 4 8 11 16 19 22 31 32 38 44 62 64 76 88 121 124 128 152 176 209 233 242 248 256 304 341 352 418 466 484 496 512 589 608 682 704 836 932 968 992 1024 1178 1216 1259 1364 1408 1672 1864 1936 1984 2299 2356 2432 2518 2563 2728 2816 3344 3728 3751 3872 3968 4427 4598 4712 4864 5036 5126 5456 5632 6479 6688 7223 7456 7502 7744 7936 8854 9196 9424 9728 10072 10252 10912 11264 12958 13376 13849 14446 14912 15004 15488 15872 17708 18392 18848 19456 20144 20504 21824 23921 25916 26752 27698 28193 28892 29824 30008 30976 31744 35416 36784 37696 39029 40288 41008 43648 47842 48697 51832 53504 55396 56386 57784 59648 60016 61952 70832 71269 73568 75392 78058 79453 80576 82016 87296 95684 97394 103664 107008 110792 112772 115568 119296 120032 123904 137237 141664 142538 147136 150784 152339 156116 158906 161152 164032 174592 191368 194788 207328 214016 221584 225544 231136 238592 240064 263131 274474 283328 285076 293347 294272 301568 304678 312232 317812 322304 328064 349184 382736 389576 414656 429319 443168 451088 462272 480128 526262 535667 548948 566656 570152 586694 588544 603136 609356 624464 635624 644608 656128 741551 765472 779152 829312 858638 873983 886336 902176 924544 960256 1052524 1071334 1097896 1133312 1140304 1173388 1177088 1218712 1248928 1271248 1289216 1312256 1483102 1509607 1530944 1558304 1658624 1717276 1747966 1772672 1804352 1849088 1920512 2105048 2142668 2195792 2266624 2280608 2346776 2354176 2437424 2497856 2542496 2624512 2894441 2966204 3019214 3061888 3116608 3226817 3317248 3434552 3495932 3545344 3608704 3698176 3841024 4210096 4285336 4391584 4533248 4561216 4693552 4722509 4874848 4995712 5084992 5573593 5788882 5932408 6038428 6123776 6233216 6453634 6634496 6869104 6991864 7090688 7217408 7396352 8157061 8420192 8570672 8783168 9093757 9122432 9387104 9445018 9749696 9991424 10169984 11147186 11577764 11864816 12076856 12247552 12466432 12907268 13738208 13983728 14181376 14434816 16314122 16605677 16840384 17141344 17566336 18187514 18244864 18774208 18890036 19499392 19982848 20339968 22294372 23155528 23729632 24153712 24495104 24932864 25814536 27476416 27967456 28869632 32628244 33211354 33680768 34282688 35132672 35494987 36375028 36489728 37548416 37780072 38998784 39965696 40679936 44588744 46311056 47459264 48307424 49865728 51629072 54952832 55934912 61309523 65256488 66422708 67361536 68565376 70265344 70989974 72750056 72979456 75096832 75560144 77997568 81359872 89177488 89727671 92622112 94918528 96614848 100031327 103258144 109905664 111869824 122619046 130512976 132845416 134723072 137130752 140530688 141979948 145500112 150193664 151120288 155995136 172781383 178354976 179455342 185244224 189837056 193229696 200062654 206516288 219811328 223739648 245238092 261025952 265690832 269446144 274261504 283959896 291000224 300387328 302240576 345562766 356709952 358910684 370488448 379674112 386459392 400125308 413032576 439622656 447479296 490476184 522051904 531381664 548523008 567919792 582000448 604481152 674404753 691125532 713419904 717821368 740976896 759348224 772918784 800250616 826065152 894958592 980952368 1044103808 1062763328 1100344597 1135839584 1164000896 1208962304 1348809506 1382251064 1426839808 1435642736 1481953792 1545837568 1600501232 1652130304 1900595213 1961904736 2088207616 2125526656 2200689194 2271679168 2328001792 2417924608 2697619012 2764502128 2853679616 2871285472 2963907584 3201002464 3304260608 3801190426 3923809472 4176415232 4251053312 4401378388 4543358336 4656003584 4835849216 5395238024 5529004256 5707359232 5742570944 6402004928 7602380852 7847618944 8352830464 8502106624 8802756776 9086716672 9312007168 10790476048 11058008512 11485141888 12804009856 15204761704 15695237888 17004213248 17605513552 18173433344 20906547343 21580952096 22116017024 22970283776 25608019712 30409523408 31390475776 35211027104 36346866688 41813094686 43161904192 44232034048 45940567552 51216039424 60819046816 62780951552 70422054208 83626189372 86323808384 88464068096 91881135104 102432078848 121638093632 140844108416 167252378744 172647616768 176928136192 243276187264 281688216832 334504757488 345295233536 486552374528 563376433664 669009514976 690590467072 973104749056 1126752867328 1338019029952 1946209498112 2676038059904 5352076119808 10704152239616 21408304479232
• Sum of all divisors σ(n): 51373110297600
• Sum of proper divisors (its aliquot sum) s(n): 29964805818368
• 21408304479232 is an abundant number, because the sum of its proper divisors (29964805818368) is greater than itself. Its abundance is 8556501339136

Bases of 21408304479232

• Binary: 100110111100010000010011000100011110000000000₂
• Hexadecimal: 0x137882623C00
• Base-36: 7L6U7QO74

Squares and roots of 21408304479232

• 21408304479232 squared (21408304479232²) is 458315500675504914719309824
• 21408304479232 cubed (21408304479232³) is 9811757786012868587528630673142781575168
• The square root of 21408304479232 is 4626910.9002910355
• The cube root of 21408304479232 is 27766.9017957709

Scales and comparisons

• 21,408,304,479,232 seconds is equal to 680,717 years, 44 weeks, 5 days, 20 hours, 13 minutes, 52 seconds.
• To count from 1 to 21,408,304,479,232 would take you about one million, seven hundred one thousand, seven hundred ninety-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 21408304479232 cubic inches would be around 2313.9 feet tall.

Recreational maths with 21408304479232

• 21408304479232 backwards is 23297440380412
• The number of decimal digits it has is: 14
• The sum of 21408304479232's digits is 49
• More coming soon!