21009814095921152

Names of 21009814095921152

• Cardinal: 21009814095921152 can be written as Twenty-one quadrillion, nine trillion, eight hundred fourteen billion, ninety-five million, nine hundred twenty-one thousand, one hundred fifty-two.

Scientific notation

• Scientific notation: 2.1009814095921152 × 10¹⁶

Factors of 21009814095921152

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 23
• Sum of prime factors: 1341

Divisors of 21009814095921152

• Number of divisors d(n): 342
• Complete list of divisors:
  1 2 4 8 16 19 32 38 64 76 128 152 167 256 304 334 361 512 608 668 722 1024 1153 1216 1336 1444 2048 2306 2432 2672 2888 3173 4096 4612 4864 5344 5776 6346 8192 9224 9728 10688 11552 12692 16384 18448 19456 21376 21907 23104 25384 32768 36896 38912 42752 43814 46208 50768 60287 65536 73792 77824 85504 87628 92416 101536 120574 131072 147584 155648 171008 175256 184832 192551 203072 241148 262144 295168 311296 342016 350512 369664 385102 406144 416233 482296 590336 622592 684032 701024 739328 770204 812288 832466 964592 1180672 1245184 1329409 1368064 1402048 1478656 1540408 1624576 1664932 1929184 2361344 2490368 2658818 2736128 2804096 2957312 3080816 3249152 3329864 3658469 3858368 4722688 4980736 5317636 5472256 5608192 5914624 6161632 6498304 6659728 7316938 7716736 9445376 10635272 10944512 11216384 11829248 12323264 12996608 13319456 14633876 15433472 18890752 21270544 21889024 22432768 23658496 24646528 25258771 25993216 26638912 29267752 30866944 37781504 42541088 43778048 44865536 47316992 49293056 50517542 51986432 53277824 58535504 61733888 69510911 75563008 85082176 89731072 94633984 98586112 101035084 103972864 106555648 117071008 123467776 139021822 151126016 170164352 179462144 197172224 202070168 207945728 213111296 222011303 234142016 246935552 278043644 302252032 340328704 358924288 394344448 404140336 415891456 426222592 444022606 468284032 479916649 493871104 556087288 680657408 717848576 788688896 808280672 831782912 852445184 888045212 936568064 959833298 987742208 1112174576 1361314816 1435697152 1577377792 1616561344 1704890368 1776090424 1873136128 1919666596 1975484416 2224349152 2722629632 2871394304 3154755584 3233122688 3409780736 3552180848 3746272256 3839333192 3950968832 4218214757 4448698304 5445259264 5742788608 6309511168 6466245376 6819561472 7104361696 7492544512 7678666384 7901937664 8436429514 8897396608 10890518528 12619022336 12932490752 13639122944 14208723392 14985089024 15357332768 15803875328 16872859028 17794793216 21781037056 25238044672 25864981504 27278245888 28417446784 29970178048 30714665536 33745718056 35589586432 43562074112 50476089344 51729963008 54556491776 56834893568 59940356096 61429331072 67491436112 71179172864 80146080383 87124148224 103459926016 109112983552 113669787136 119880712192 122858662144 134982872224 142358345728 160292160766 174248296448 206919852032 227339574272 239761424384 245717324288 269965744448 284716691456 320584321532 348496592896 413839704064 454679148544 479522848768 491434648576 539931488896 569433382912 641168643064 827679408128 909358297088 959045697536 982869297152 1079862977792 1138866765824 1282337286128 1655358816256 1818716594176 1965738594304 2159725955584 2277733531648 2564674572256 3310717632512 3637433188352 3931477188608 4319451911168 4555467063296 5129349144512 6621435265024 7274866376704 7862954377216 8638903822336 9110934126592 10258698289024 14549732753408 15725908754432 17277807644672 18221868253184 20517396578048 29099465506816 31451817508864 34555615289344 41034793156096 58198931013632 62903635017728 69111230578688 82069586312192 125807270035456 138222461157376 164139172624384 276444922314752 328278345248768 552889844629504 656556690497536 1105779689259008 1313113380995072 2626226761990144 5252453523980288 10504907047960576 21009814095921152
• Sum of all divisors σ(n): 44651781324252648
• Sum of proper divisors (its aliquot sum) s(n): 23641967228331496
• 21009814095921152 is an abundant number, because the sum of its proper divisors (23641967228331496) is greater than itself. Its abundance is 2632153132410344

Bases of 21009814095921152

• Binary: 1001010101001000101000010001001111111000000000000000000₂
• Hexadecimal: 0x4AA45089FC0000
• Base-36: 5QVCVCNDX4W

Squares and roots of 21009814095921152

• 21009814095921152 squared (21009814095921152²) is 441412288345167133572323401007104
• 21009814095921152 cubed (21009814095921152³) is 9273990117787104480292275287801803659815375863808
• The square root of 21009814095921152 is 144947625.3545436735
• The cube root of 21009814095921152 is 275935.3892725037

Scales and comparisons

• 21,009,814,095,921,152 seconds is equal to 668,047,100 years, 32 weeks, 4 days, 17 hours, 12 minutes, 32 seconds.
• To count from 1 to 21,009,814,095,921,152 would take you about two billion, four million, one hundred forty-one thousand, three hundred one 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 21009814095921152 cubic inches would be around 22994.6 feet tall.

Recreational maths with 21009814095921152

• 21009814095921152 backwards is 25112959041890012
• The number of decimal digits it has is: 17
• The sum of 21009814095921152's digits is 59
• More coming soon!