21555283911552

Names of 21555283911552

• Cardinal: 21555283911552 can be written as Twenty-one trillion, five hundred fifty-five billion, two hundred eighty-three million, nine hundred eleven thousand, five hundred fifty-two.

Scientific notation

• Scientific notation: 2.1555283911552 × 10¹³

Factors of 21555283911552

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 2142

Divisors of 21555283911552

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 23 24 27 32 36 46 48 54 64 69 72 81 92 96 108 128 138 144 162 184 192 207 216 243 276 288 324 368 384 414 432 486 552 576 621 648 729 736 828 864 972 1021 1093 1104 1152 1242 1296 1458 1472 1656 1728 1863 1944 2042 2186 2187 2208 2484 2592 2916 2944 3063 3279 3312 3456 3726 3888 4084 4372 4374 4416 4968 5184 5589 5832 6126 6558 6561 6624 7452 7776 8168 8744 8748 8832 9189 9837 9936 10368 11178 11664 12252 13116 13122 13248 14904 15552 16336 16767 17488 17496 18378 19674 19872 22356 23328 23483 24504 25139 26232 26244 26496 27567 29511 29808 31104 32672 33534 34976 34992 36756 39348 39744 44712 46656 46966 49008 50278 50301 52464 52488 55134 59022 59616 65344 67068 69952 69984 70449 73512 75417 78696 79488 82701 88533 89424 93312 93932 98016 100556 100602 104928 104976 110268 118044 119232 130688 134136 139904 139968 140898 147024 150834 150903 157392 165402 177066 178848 187864 196032 201112 201204 209856 209952 211347 220536 226251 236088 238464 248103 265599 268272 279936 281796 294048 301668 301806 314784 330804 354132 357696 375728 392064 402224 402408 419712 419904 422694 441072 452502 472176 496206 531198 536544 563592 588096 603336 603612 629568 634041 661608 678753 708264 715392 744309 751456 796797 804448 804816 839808 845388 882144 905004 944352 992412 1062396 1073088 1115953 1127184 1176192 1206672 1207224 1259136 1268082 1323216 1357506 1416528 1488618 1502912 1593594 1608896 1609632 1690776 1764288 1810008 1888704 1902123 1984824 2036259 2124792 2146176 2231906 2232927 2254368 2390391 2413344 2414448 2536164 2646432 2715012 2833056 2977236 3005824 3187188 3217792 3219264 3347859 3381552 3528576 3620016 3777408 3804246 3969648 4072518 4249584 4463812 4465854 4508736 4780782 4826688 4828896 5072328 5292864 5430024 5666112 5706369 5954472 6108777 6374376 6438528 6695718 6698781 6763104 7171173 7240032 7608492 7939296 8145036 8499168 8927624 8931708 9017472 9561564 9653376 9657792 10043577 10144656 10585728 10860048 11332224 11412738 11908944 12217554 12748752 13391436 13397562 13526208 14342346 14480064 15216984 15878592 16290072 16998336 17119107 17855248 17863416 18326331 19123128 19315584 20087154 20289312 21720096 22825476 23817888 24435108 25497504 25666919 26782872 26795124 27052416 28684692 28960128 30130731 30433968 31757184 32580144 33996672 34238214 35710496 35726832 36652662 38246256 40174308 40578624 43440192 45650952 47635776 48870216 50995008 51333838 51357321 53565744 53590248 54978993 57369384 60261462 60867936 65160288 68476428 71420992 71453664 73305324 76492512 77000757 80348616 81157248 86880384 90392193 91301904 95271552 97740432 101990016 102667676 102714642 107131488 107180496 109957986 114738768 120522924 121735872 130320576 136952856 142841984 142907328 146610648 152985024 154001514 154071963 160697232 164936979 180784386 182603808 195480864 205335352 205429284 214262976 214360992 219915972 229477536 231002271 241045848 243471744 260641152 271176579 273905712 285814656 293221296 305970048 308003028 308143926 321394464 329873958 361568772 365207616 390961728 410670704 410858568 428525952 428721984 439831944 458955072 462004542 482091696 542353158 547811424 586442592 616006056 616287852 642788928 659747916 693006813 723137544 730415232 781923456 813529737 821341408 821717136 857443968 879663888 917910144 924009084 964183392 1084706316 1095622848 1172885184 1232012112 1232575704 1285577856 1319495832 1386013626 1446275088 1627059474 1642682816 1643434272 1759327776 1848018168 1928366784 2079020439 2169412632 2191245696 2345770368 2440589211 2464024224 2465151408 2638991664 2772027252 2892550176 3254118948 3285365632 3286868544 3518655552 3696036336 3856733568 4158040878 4338825264 4881178422 4928048448 4930302816 5277983328 5544054504 5785100352 6237061317 6508237896 6573737088 7037311104 7321767633 7392072672 8316081756 8677650528 9762356844 9856096896 9860605632 10555966656 11088109008 11570200704 12474122634 13016475792 14643535266 14784145344 16632163512 17355301056 18711183951 19524713688 19721211264 21111933312 22176218016 24948245268 26032951584 29287070532 29568290688 33264327024 34710602112 37422367902 39049427376 44352436032 49896490536 52065903168 56133551853 58574141064 66528654048 74844735804 78098854752 88704872064 99792981072 104131806336 112267103706 117148282128 133057308096 149689471608 156197709504 168400655559 199585962144 224534207412 234296564256 266114616192 299378943216 312395419008 336801311118 399171924288 449068414824 468593128512 598757886432 673602622236 798343848576 898136829648 937186257024 1197515772864 1347205244472 1796273659296 2395031545728 2694410488944 3592547318592 5388820977888 7185094637184 10777641955776 21555283911552
• Sum of all divisors σ(n): 67337791990560
• Sum of proper divisors (its aliquot sum) s(n): 45782508079008
• 21555283911552 is an abundant number, because the sum of its proper divisors (45782508079008) is greater than itself. Its abundance is 24227224167456

Bases of 21555283911552

• Binary: 100111001101010111011000010100110001110000000₂
• Hexadecimal: 0x139ABB0A6380
• Base-36: 7N2CZI000

Squares and roots of 21555283911552

• 21555283911552 squared (21555283911552²) is 464630264507612489359048704
• 21555283911552 cubed (21555283911552³) is 10015237265361089734911963325722796228608
• The square root of 21555283911552 is 4642766.8379482509
• The cube root of 21555283911552 is 27830.3017899245

Scales and comparisons

• 21,555,283,911,552 seconds is equal to 685,391 years, 18 weeks, 2 days, 16 hours, 19 minutes, 12 seconds.
• To count from 1 to 21,555,283,911,552 would take you about one million, seven hundred thirteen thousand, four hundred seventy-eight 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 21555283911552 cubic inches would be around 2319.2 feet tall.

Recreational maths with 21555283911552

• 21555283911552 backwards is 25511938255512
• 21555283911552 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21555283911552's digits is 54
• More coming soon!