21398945373960

Names of 21398945373960

• Cardinal: 21398945373960 can be written as Twenty-one trillion, three hundred ninety-eight billion, nine hundred forty-five million, three hundred seventy-three thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 2.139894537396 × 10¹³

Factors of 21398945373960

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 23317

Divisors of 21398945373960

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 11 12 14 15 19 20 21 22 24 28 30 33 35 38 40 42 44 55 56 57 60 66 70 76 77 84 88 95 105 110 114 120 132 133 140 152 154 165 168 190 209 210 220 228 231 264 266 280 285 308 330 380 385 399 418 420 440 456 462 532 570 616 627 660 665 760 770 798 836 840 924 1045 1064 1140 1155 1254 1320 1330 1463 1540 1596 1672 1848 1995 2090 2280 2310 2508 2660 2926 3080 3135 3192 3990 4180 4389 4620 5016 5320 5852 6270 7315 7963 7980 8360 8778 9240 11704 12540 14630 15307 15926 15960 17556 21945 23889 25080 29260 30614 31852 35112 39815 43890 45921 47778 55741 58520 61228 63704 76535 79630 87593 87780 91842 95556 107149 111482 119445 122456 151297 153070 159260 167223 168377 175186 175560 183684 191112 214298 222964 229605 238890 262779 278705 290833 302594 306140 318520 321447 334446 336754 350372 367368 428596 437965 445928 453891 459210 477780 505131 525558 535745 557410 581666 605188 612280 613151 642894 668892 673508 700744 756485 836115 841885 857192 872499 875930 907782 918420 955560 1010262 1051116 1059079 1071490 1114820 1163332 1178639 1210376 1226302 1285788 1313895 1337784 1347016 1454165 1512970 1607235 1664267 1672230 1683770 1744998 1751860 1815564 1836840 1839453 2020524 2035831 2102232 2118158 2142980 2229640 2269455 2326664 2357278 2452604 2525655 2571576 2627790 2908330 3025940 3065755 3177237 3199163 3214470 3328534 3344460 3367540 3489996 3503720 3535917 3631128 3678906 4041048 4071662 4236316 4285960 4362495 4538910 4714556 4905208 4992801 5051310 5255580 5295395 5816660 5893195 6051880 6107493 6131510 6354474 6398326 6428940 6657068 6688920 6735080 6979992 7071834 7357812 8143324 8321335 8472632 8724990 9077820 9197265 9429112 9597489 9985602 10102620 10179155 10511160 10590790 11633320 11649869 11786390 12214986 12263020 12708948 12796652 12857880 13314136 14143668 14715624 15886185 15995815 16286648 16642670 17449980 17679585 18155640 18394530 19194978 19971204 20205240 20358310 21181580 22394141 23299738 23572780 24429972 24526040 24964005 25417896 25593304 28287336 30537465 31772370 31991630 33285340 34899960 34949607 35359170 36789060 38389956 39942408 40716620 42363160 44788282 46599476 47145560 47987445 48859944 49928010 58249345 61074930 63544740 63983260 66570680 67182423 69899214 70718340 73578120 76779912 81433240 89576564 93198952 95974890 99856020 111970705 116498690 121889641 122149860 127089480 127966520 134364846 139798428 141436680 174748035 179153128 191949780 199712040 223941410 232997380 243779282 244299720 268729692 279596856 335912115 349496070 365668923 383899560 447882820 465994760 487558564 537459384 609448205 671824230 698992140 731337846 853227487 895765640 975117128 1218896410 1340786051 1343648460 1397984280 1462675692 1706454974 1828344615 2315903179 2437792820 2559682461 2681572102 2687296920 2925351384 3412909948 3656689230 4022358153 4266137435 4631806358 4875585640 5119364922 5363144204 6703930255 6825819896 6947709537 7313378460 8044716306 8532274870 9263612716 9385502357 10238729844 10726288408 11579515895 12798412305 13407860510 13895419074 14626756920 16089432612 16211322253 17064549740 18527225432 18771004714 20111790765 20477459688 23159031790 25474934969 25596824610 26815721020 27790838148 28156507071 32178865224 32422644506 34129099480 34738547685 37542009428 40223581530 46318063580 46927511785 48633966759 50949869938 51193649220 53631442040 55581676296 56313014142 64845289012 69477095370 75084018856 76424804907 80447163060 81056611265 92636127160 93855023570 97267933518 101899739876 102387298440 112626028284 127374674845 129690578024 138954190740 140782535355 152849609814 160894326120 162113222530 178324544783 187710047140 194535867036 203799479752 225252056568 243169833795 254749349690 277908381480 281565070710 305699219628 324226445060 356649089566 375420094280 382124024535 389071734072 486339667590 509498699380 534973634349 563130141420 611398439256 648452890120 713298179132 764248049070 891622723915 972679335180 1018997398760 1069947268698 1126260282840 1426596358264 1528496098140 1783245447830 1945358670360 2139894537396 2674868171745 3056992196280 3566490895660 4279789074792 5349736343490 7132981791320 10699472686980 21398945373960
• Sum of all divisors σ(n): 84266204774400
• Sum of proper divisors (its aliquot sum) s(n): 62867259400440
• 21398945373960 is an abundant number, because the sum of its proper divisors (62867259400440) is greater than itself. Its abundance is 41468314026480

Bases of 21398945373960

• Binary: 100110111011001010100100010011001111100001000₂
• Hexadecimal: 0x137654899F08
• Base-36: 7L2JFKKCO

Squares and roots of 21398945373960

• 21398945373960 squared (21398945373960²) is 457914863117724084246081600
• 21398945373960 cubed (21398945373960³) is 9798895141780548415461365168576675136000
• The square root of 21398945373960 is 4625899.4124342997
• The cube root of 21398945373960 is 27762.8549045877

Scales and comparisons

• 21,398,945,373,960 seconds is equal to 680,420 years, 14 weeks, 20 hours, 46 minutes.
• To count from 1 to 21,398,945,373,960 would take you about one million, seven hundred one thousand and fifty 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 21398945373960 cubic inches would be around 2313.6 feet tall.

Recreational maths with 21398945373960

• 21398945373960 backwards is 06937354989312
• The number of decimal digits it has is: 14
• The sum of 21398945373960's digits is 69
• More coming soon!