21357579717898304

Names of 21357579717898304

• Cardinal: 21357579717898304 can be written as Twenty-one quadrillion, three hundred fifty-seven trillion, five hundred seventy-nine billion, seven hundred seventeen million, eight hundred ninety-eight thousand, three hundred four.

Scientific notation

• Scientific notation: 2.1357579717898304 × 10¹⁶

Factors of 21357579717898304

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 465

Divisors of 21357579717898304

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 8 16 32 61 64 122 191 211 244 382 422 488 764 844 976 1528 1688 1952 3056 3376 3721 3904 6112 6752 7442 11651 12224 12871 13504 14884 23302 25742 29768 36481 40301 46604 51484 59536 72962 80602 93208 102968 119072 145924 161204 186416 205936 226981 238144 291848 322408 372832 411872 453962 583696 644816 710711 745664 785131 823744 907924 1167392 1289632 1421422 1570262 1815848 2225341 2334784 2458361 2579264 2842844 3140524 3631696 4450682 4916722 5685688 6281048 6967871 7263392 7697491 8901364 9833444 11371376 12562096 13935742 14526784 15394982 17802728 19666888 22742752 25124192 27871484 30789964 35605456 39333776 43353371 45485504 47892991 50248384 55742968 61579928 71210912 78667552 86706742 95785982 111485936 123159856 135745801 142421824 149960021 157335104 173413484 191571964 222971872 246319712 271491602 299920042 346826968 383143928 425040131 445943744 469546951 492639424 542983204 599840084 693653936 766287856 850080262 939093902 1085966408 1199680168 1387307872 1470220781 1532575712 1700160524 1878187804 2171932816 2399360336 2774615744 2940441562 3065151424 3400321048 3756375608 4343865632 4798720672 5880883124 6800642096 7512751216 8280493861 8687731264 9147561281 9597441344 11761766248 13601284192 15025502432 16560987722 18295122562 23523532496 25927447991 27202568384 28642364011 30051004864 33121975444 36590245124 47047064992 51854895982 57284728022 66243950888 73180490248 89683467641 94094129984 103709791964 114569456044 132487901776 146360980496 179366935282 207419583928 229138912088 264975803552 292721960992 358733870564 414839167856 458277824176 529951607104 585443921984 717467741128 829678335712 916555648352 1434935482256 1581574327451 1659356671424 1747184204671 1833111296704 2869870964512 3163148654902 3494368409342 5470691526101 5739741929024 6326297309804 6988736818684 10941383052202 12652594619608 13977473637368 21882766104404 25305189239216 27954947274736 43765532208808 50610378478432 55909894549472 87531064417616 101220756956864 111819789098944 175062128835232 333712183092161 350124257670464 667424366184322 1334848732368644 2669697464737288 5339394929474576 10678789858949152 21357579717898304
• Sum of all divisors σ(n): 43519861832669184
• Sum of proper divisors (its aliquot sum) s(n): 22162282114770880
• 21357579717898304 is an abundant number, because the sum of its proper divisors (22162282114770880) is greater than itself. Its abundance is 804702396872576

Bases of 21357579717898304

• Binary: 1001011111000001001101100001000010110001111000001000000₂
• Hexadecimal: 0x4BE09B0858F040
• Base-36: 5UAMOO7O3SW

Squares and roots of 21357579717898304

• 21357579717898304 squared (21357579717898304²) is 456146211406380998670006886076416
• 21357579717898304 cubed (21357579717898304³) is 9742179073129074827859940722945253939444260798464
• The square root of 21357579717898304 is 146142326.9210474285
• The cube root of 21357579717898304 is 277449.5418595323

Scales and comparisons

• 21,357,579,717,898,304 seconds is equal to 679,104,971 years, 36 weeks, 1 day, 21 hours, 31 minutes, 44 seconds.
• To count from 1 to 21,357,579,717,898,304 would take you about two billion, thirty-seven million, three hundred fourteen thousand, nine hundred fifteen 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 21357579717898304 cubic inches would be around 23120.8 feet tall.

Recreational maths with 21357579717898304

• 21357579717898304 backwards is 40389871797575312
• The number of decimal digits it has is: 17
• The sum of 21357579717898304's digits is 86
• More coming soon!