21559001030496720

Names of 21559001030496720

• Cardinal: 21559001030496720 can be written as Twenty-one quadrillion, five hundred fifty-nine trillion, one billion, thirty million, four hundred ninety-six thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.155900103049672 × 10¹⁶

Factors of 21559001030496720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 611082795666

Divisors of 21559001030496720

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 35 36 40 42 45 48 49 56 60 63 70 72 80 84 90 98 105 112 120 126 140 144 147 168 180 196 210 240 245 252 280 294 315 336 360 392 420 441 490 504 560 588 630 720 735 784 840 882 980 1008 1176 1260 1470 1680 1764 1960 2205 2352 2520 2940 3528 3920 4410 5040 5880 7056 8820 11760 17640 35280 611082795649 1222165591298 1833248386947 2444331182596 3055413978245 3666496773894 4277579569543 4888662365192 5499745160841 6110827956490 7332993547788 8555159139086 9166241934735 9777324730384 10999490321682 12221655912980 12832738708629 14665987095576 17110318278172 18332483869470 21387897847715 21998980643364 24443311825960 25665477417258 27498725804205 29331974191152 29943056986801 34220636556344 36664967738940 38498216125887 42775795695430 43997961286728 48886623651920 51330954834516 54997451608410 59886113973602 64163693543145 68441273112688 73329935477880 76996432251774 85551591390860 87995922573456 89829170960403 102661909669032 109994903216820 119772227947204 128327387086290 146659870955760 149715284934005 153992864503548 171103182781720 179658341920806 192491080629435 205323819338064 219989806433640 239544455894408 256654774172580 269487512881209 299430569868010 307985729007096 342206365563440 359316683841612 384982161258870 439979612867280 449145854802015 479088911788816 513309548345160 538975025762418 598861139736020 615971458014192 718633367683224 769964322517740 898291709604030 1026619096690320 1077950051524836 1197722279472040 1347437564406045 1437266735366448 1539928645035480 1796583419208060 2155900103049672 2395444558944080 2694875128812090 3079857290070960 3593166838416120 4311800206099344 5389750257624180 7186333676832240 10779500515248360 21559001030496720
• Sum of all divisors σ(n): 84223097393256900
• Sum of proper divisors (its aliquot sum) s(n): 62664096362760180
• 21559001030496720 is an abundant number, because the sum of its proper divisors (62664096362760180) is greater than itself. Its abundance is 41105095332263460

Bases of 21559001030496720

• Binary: 1001100100101111100110000010110001000101001000111010000₂
• Hexadecimal: 0x4C97CC162291D0
• Base-36: 5WA10CGN9W0

Squares and roots of 21559001030496720

• 21559001030496720 squared (21559001030496720²) is 464790525432958634883489930758400
• 21559001030496720 cubed (21559001030496720³) is 10020419416774267155193612560334301399558312448000
• The square root of 21559001030496720 is 146829836.9899548721
• The cube root of 21559001030496720 is 278319.0143785935

Scales and comparisons

• 21,559,001,030,496,720 seconds is equal to 685,509,546 years, 20 weeks, 6 days, 12 minutes.
• To count from 1 to 21,559,001,030,496,720 would take you about two billion, fifty-six million, five hundred twenty-eight thousand, six hundred thirty-nine 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 21559001030496720 cubic inches would be around 23193.3 feet tall.

Recreational maths with 21559001030496720

• 21559001030496720 backwards is 02769403010095512
• The number of decimal digits it has is: 17
• The sum of 21559001030496720's digits is 54
• More coming soon!