21463397839440

Names of 21463397839440

• Cardinal: 21463397839440 can be written as Twenty-one trillion, four hundred sixty-three billion, three hundred ninety-seven million, eight hundred thirty-nine thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.146339783944 × 10¹³

Factors of 21463397839440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 37102

Divisors of 21463397839440

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 31 36 40 45 48 54 60 62 72 80 81 90 93 108 120 124 135 144 155 162 180 186 216 240 243 248 270 279 310 324 360 372 405 432 465 486 496 540 558 620 648 720 744 810 837 930 961 972 1080 1116 1215 1240 1296 1395 1488 1620 1674 1860 1922 1944 2160 2232 2430 2480 2511 2790 2883 3240 3348 3720 3844 3888 4185 4464 4805 4860 5022 5580 5766 6480 6696 7440 7533 7688 8370 8649 9610 9720 10044 11160 11532 12555 13392 14415 15066 15376 16740 17298 19220 19440 20088 22320 23064 25110 25947 28830 29791 30132 33480 34596 37061 37665 38440 40176 43245 46128 50220 51894 57660 59582 60264 66960 69192 74122 75330 76880 77841 86490 89373 100440 103788 111183 115320 119164 120528 129735 138384 148244 148955 150660 155682 172980 178746 185305 200880 207576 222366 230640 233523 238328 259470 268119 296488 297910 301320 311364 333549 345960 357492 370610 389205 415152 444732 446865 467046 476656 518940 536238 555915 592976 595820 602640 622728 667098 691920 714984 741220 778410 804357 889464 893730 934092 1000647 1037880 1072476 1111830 1148891 1167615 1191640 1245456 1334196 1340595 1429968 1482440 1556820 1608714 1667745 1778928 1787460 1868184 2001294 2075760 2144952 2223660 2297782 2335230 2383280 2413071 2668392 2681190 2964880 3001941 3113640 3217428 3335490 3446673 3574920 3736368 4002588 4021785 4289904 4447320 4595564 4670460 4826142 5003235 5336784 5362380 5744455 6003882 6227280 6434856 6670980 6893346 7149840 7239213 8005176 8043570 8894640 9005823 9191128 9340920 9652284 10006470 10340019 10724760 11488910 12007764 12065355 12869712 13341960 13786692 14478426 15009705 16010352 16087140 17233365 18011646 18382256 18681840 19304568 20012940 20680038 21449520 22977820 24015528 24130710 26683920 27573384 28956852 30019410 31020057 32174280 34466730 35615621 36023292 36196065 38609136 40025880 41360076 45029115 45955640 48031056 48261420 51700095 55146768 57913704 60038820 62040114 64348560 68933460 71231242 72046584 72392130 80051760 82720152 90058230 91911280 93060171 96522840 103400190 106846863 115827408 120077640 124080228 137866920 142462484 144093168 144784260 155100285 165440304 178078105 180116460 186120342 193045680 206800380 213693726 240155280 248160456 275733840 279180513 284924968 289568520 310200570 320540589 356156210 360232920 372240684 413600760 427387452 465300855 496320912 534234315 558361026 569849936 579137040 620401140 641081178 712312420 720465840 744481368 827201520 854774904 930601710 961621767 1068468630 1104084251 1116722052 1240802280 1282162356 1395902565 1424624840 1488962736 1602702945 1709549808 1861203420 1923243534 2136937260 2208168502 2233444104 2481604560 2564324712 2791805130 2849249680 2884865301 3205405890 3312252753 3722406840 3846487068 4273874520 4416337004 4466888208 4808108835 5128649424 5520421255 5583610260 5769730602 6410811780 6624505506 7444813680 7692974136 8547749040 8654595903 8832674008 9616217670 9936758259 11040842510 11167220520 11539461204 12821623560 13249011012 14424326505 15385948272 16561263765 17309191806 17665348016 19232435340 19873516518 22081685020 22334441040 23078922408 25643247120 26498022024 28848653010 29810274777 33122527530 34618383612 38464870680 39747033036 43272979515 44163370040 46157844816 49683791295 52996044048 57697306020 59620549554 66245055060 69236767224 76929741360 79494066072 86545959030 88326740080 89430824331 99367582590 115394612040 119241099108 132490110120 138473534448 149051373885 158988132144 173091918060 178861648662 198735165180 230789224080 238482198216 264980220240 268292472993 298102747770 346183836120 357723297324 397470330360 447154121655 476964396432 536584945986 596205495540 692367672240 715446594648 794940660720 894308243310 1073169891972 1192410991080 1341462364965 1430893189296 1788616486620 2146339783944 2384821982160 2682924729930 3577232973240 4292679567888 5365849459860 7154465946480 10731698919720 21463397839440
• Sum of all divisors σ(n): 77244618028032
• Sum of proper divisors (its aliquot sum) s(n): 55781220188592
• 21463397839440 is an abundant number, because the sum of its proper divisors (55781220188592) is greater than itself. Its abundance is 34317822349152

Bases of 21463397839440

• Binary: 100111000010101010110001101000011001001010000₂
• Hexadecimal: 0x138556343250
• Base-36: 7LW5CWL00

Squares and roots of 21463397839440

• 21463397839440 squared (21463397839440²) is 460677446814077660019513600
• 21463397839440 cubed (21463397839440³) is 9887703316628009959439199070479696384000
• The square root of 21463397839440 is 4632860.6540063343
• The cube root of 21463397839440 is 27790.7003724601

Scales and comparisons

• 21,463,397,839,440 seconds is equal to 682,469 years, 34 weeks, 2 days, 11 hours, 24 minutes.
• To count from 1 to 21,463,397,839,440 would take you about one million, seven hundred six thousand, one hundred seventy-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 21463397839440 cubic inches would be around 2315.9 feet tall.

Recreational maths with 21463397839440

• 21463397839440 backwards is 04493879336412
• The number of decimal digits it has is: 14
• The sum of 21463397839440's digits is 63
• More coming soon!