21504669480

Names of 21504669480

• Cardinal: 21504669480 can be written as Twenty-one billion, five hundred four million, six hundred sixty-nine thousand, four hundred eighty.

Scientific notation

• Scientific notation: 2.150466948 × 10¹⁰

Factors of 21504669480

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 5351

Divisors of 21504669480

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 27 28 30 35 36 40 42 45 54 56 60 63 70 72 84 90 105 108 120 126 135 140 168 180 189 210 216 252 270 280 315 360 378 420 504 540 601 630 756 840 945 1080 1202 1260 1512 1803 1890 2404 2520 3005 3606 3780 4207 4733 4808 5409 6010 7212 7560 8414 9015 9466 10818 12020 12621 14199 14424 16227 16828 18030 18932 21035 21636 23665 24040 25242 27045 28398 32454 33131 33656 36060 37863 37864 42070 42597 43272 47330 50484 54090 56796 63105 64908 66262 70995 72120 75726 81135 84140 85194 94660 99393 100968 108180 113589 113592 126210 127791 129816 132524 141990 151452 162270 165655 168280 170388 189315 189320 198786 212985 216360 227178 252420 255582 265048 283980 298179 302904 324540 331310 340776 378630 397572 425970 454356 496965 504840 511164 567945 567960 596358 638955 649080 662620 757260 795144 851940 894537 908712 993930 1022328 1135890 1192716 1277910 1325240 1490895 1514520 1703880 1789074 1987860 2271780 2385432 2555820 2844533 2981790 3578148 3975720 4472685 4543560 5111640 5689066 5963580 7156296 8533599 8945370 11378132 11927160 14222665 17067198 17890740 19911731 22756264 25600797 28445330 34134396 35781480 39823462 42667995 51201594 56890660 59735193 68268792 76802391 79646924 85335990 99558655 102403188 113781320 119470386 128003985 153604782 159293848 170671980 179205579 199117310 204806376 238940772 256007970 298675965 307209564 341343960 358411158 384011955 398234620 477881544 512015940 537616737 597351930 614419128 716822316 768023910 796469240 896027895 1024031880 1075233474 1194703860 1433644632 1536047820 1792055790 2150466948 2389407720 2688083685 3072095640 3584111580 4300933896 5376167370 7168223160 10752334740 21504669480
• Sum of all divisors σ(n): 82076198400
• Sum of proper divisors (its aliquot sum) s(n): 60571528920
• 21504669480 is an abundant number, because the sum of its proper divisors (60571528920) is greater than itself. Its abundance is 39066859440

Bases of 21504669480

• Binary: 10100000001110001110011011100101000₂
• Hexadecimal: 0x501C73728
• Base-36: 9VNBP60

Squares and roots of 21504669480

• 21504669480 squared (21504669480²) is 462450809444043470400
• 21504669480 cubed (21504669480³) is 9944851807852617385704163392000
• The square root of 21504669480 is 146644.7049163385
• The cube root of 21504669480 is 2780.8501738725

Scales and comparisons

• 21,504,669,480 seconds is equal to 683 years, 40 weeks, 4 days, 15 hours, 18 minutes.
• To count from 1 to 21,504,669,480 would take you about one thousand, three 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 21504669480 cubic inches would be around 231.7 feet tall.

Recreational maths with 21504669480

• 21504669480 backwards is 08496640512
• 21504669480 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21504669480's digits is 45
• More coming soon!