21219008438439

Names of 21219008438439

• Cardinal: 21219008438439 can be written as Twenty-one trillion, two hundred nineteen billion, eight million, four hundred thirty-eight thousand, four hundred thirty-nine.

Scientific notation

• Scientific notation: 2.1219008438439 × 10¹³

Factors of 21219008438439

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5331

Divisors of 21219008438439

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 7 9 17 21 51 59 63 89 119 153 177 267 357 413 531 623 801 883 1003 1071 1239 1513 1869 2649 3009 3717 4273 4539 5251 5607 6181 7021 7947 9027 10591 12819 13617 15011 15753 18543 21063 29911 31773 36757 38457 45033 47259 52097 55629 63189 72641 78587 89267 89733 95319 105077 110271 135099 156291 217923 235761 252107 267801 269199 315231 330813 364679 380297 468873 508487 550109 624869 653769 707283 756321 803403 885649 945693 1094037 1140891 1335979 1525461 1650327 1764749 1874607 2268963 2656947 2662079 3282111 3422673 3773059 4007937 4285819 4576383 4636633 4950981 5294247 5623821 6199543 6465049 7970841 7986237 9351853 11319177 12023811 12857457 13909899 15882741 18598629 19395147 22437523 23958711 26411413 28055559 30000733 32456431 33957531 38572371 41729697 45255343 55795887 58185441 64142003 67312569 78822761 79234239 84166677 90002199 97369293 135766029 157062661 192426009 201937707 222610481 236468283 237702717 270006597 292107879 335802251 381437891 407298087 448994021 471187983 551759327 577278027 667831443 709404849 1007406753 1144313673 1346982063 1413563949 1558273367 1655277981 2003494329 2350615757 2670065237 3022220259 3432941019 3784378177 4040946189 4674820101 4965833943 5708638267 7051847271 8010195711 11353134531 14024460303 17125914801 19812332809 21155541813 24030587133 26490647239 34059403593 39960467869 51377744403 59436998427 79471941717 119881403607 138686329663 178310995281 238415825151 336809657753 359644210821 416058988989 1010428973259 1248176966967 2357667604271 3031286919777 7073002812813 21219008438439
• Sum of all divisors σ(n): 38193229900800
• Sum of proper divisors (its aliquot sum) s(n): 16974221462361
• 21219008438439 is a deficient number, because the sum of its proper divisors (16974221462361) is less than itself. Its deficiency is 4244786976078

Bases of 21219008438439

• Binary: 100110100110001101111011101011110000010100111₂
• Hexadecimal: 0x134C6F75E0A7
• Base-36: 7IRVLRKBR

Squares and roots of 21219008438439

• 21219008438439 squared (21219008438439²) is 450246319110545489252756721
• 21219008438439 cubed (21219008438439³) is 9553780444582763525326612647442171998519
• The square root of 21219008438439 is 4606409.4953053187
• The cube root of 21219008438439 is 27684.8194257523

Scales and comparisons

• 21,219,008,438,439 seconds is equal to 674,698 years, 43 weeks, 2 days, 10 hours, 40 minutes, 39 seconds.
• To count from 1 to 21,219,008,438,439 would take you about one million, six hundred eighty-six thousand, seven hundred forty-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 21219008438439 cubic inches would be around 2307.1 feet tall.

Recreational maths with 21219008438439

• 21219008438439 backwards is 93483480091212
• The number of decimal digits it has is: 14
• The sum of 21219008438439's digits is 54
• More coming soon!