13987839851643749

Names of 13987839851643749

• Cardinal: 13987839851643749 can be written as Thirteen quadrillion, nine hundred eighty-seven trillion, eight hundred thirty-nine billion, eight hundred fifty-one million, six hundred forty-three thousand, seven hundred forty-nine.

Scientific notation

• Scientific notation: 1.3987839851643749 × 10¹⁶

Factors of 13987839851643749

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 408

Divisors of 13987839851643749

• Number of divisors d(n): 168
• Complete list of divisors:
  1 7 13 49 91 107 169 281 343 637 749 1183 1391 1967 2197 3653 4459 5243 8281 9737 13769 15379 18083 25571 28561 30067 36701 47489 57967 68159 78961 96383 107653 126581 178997 199927 210469 235079 332423 371293 390871 477113 552727 617357 753571 886067 1026493 1252979 1399489 1473283 1645553 2326961 2599051 2736097 3056027 3869089 4321499 4826809 5081323 6202469 7185451 8025641 8448827 9796423 10312981 11518871 13344409 16288727 18193357 19152679 21392189 27083623 30250493 33787663 35569261 39728351 50298157 56179487 59141789 66057199 80632097 93410863 104333333 109834751 127353499 134068753 149745323 173477317 211753451 236513641 248984827 278098457 352087099 393256409 413992523 462400393 516468563 653876041 730333331 768843257 858743587 1048217261 1214341219 1356333329 1427851763 1655595487 1742893789 1946689199 2255205121 2752794863 2897947661 3236802751 3615279941 4577132287 5112333317 5381902799 6011205109 8500388533 9494333303 9994962341 11163666631 13626824393 15786435847 18562072919 22657619257 25306959587 29317666573 35786333219 37673319593 42078435763 59502719731 66460333121 69964736387 78145666417 110505050929 129934510433 145127666203 177148717109 205223666011 241306947947 294549050341 381129665449 465222331847 489753154709 547019664919 773535356503 909541573031 1015893663421 1436565662077 1689148635629 2667907658143 3136990323311 3829137654433 6366791011217 7111255643947 10055959634539 11824040449403 18675353607001 21958932263177 40780874203043 49778789507629 82768283145821 130727475249007 153712525842239 285466119421301 1075987680895673 1998262835949107 13987839851643749
• Sum of all divisors σ(n): 17900570352196800
• Sum of proper divisors (its aliquot sum) s(n): 3912730500553051
• 13987839851643749 is a deficient number, because the sum of its proper divisors (3912730500553051) is less than itself. Its deficiency is 10075109351090698

Bases of 13987839851643749

• Binary: 110001101100011101110111000001100010000100001101100101₂
• Hexadecimal: 0x31B1DDC1884365
• Base-36: 3TQ9WX0CGO5

Squares and roots of 13987839851643749

• 13987839851643749 squared (13987839851643749²) is 195659663715233018033897210775001
• 13987839851643749 cubed (13987839851643749³) is 2736856041475150838262566613842608877904047118749
• The square root of 13987839851643749 is 118270198.4932964801
• The cube root of 13987839851643749 is 240944.4259961757

Scales and comparisons

• 13,987,839,851,643,749 seconds is equal to 444,770,040 years, 2 weeks, 5 days, 5 hours, 2 minutes, 29 seconds.
• To count from 1 to 13,987,839,851,643,749 would take you about one billion, three hundred thirty-four million, three hundred ten thousand, one hundred twenty 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 13987839851643749 cubic inches would be around 20078.7 feet tall.

Recreational maths with 13987839851643749

• 13987839851643749 backwards is 94734615893878931
• The number of decimal digits it has is: 17
• The sum of 13987839851643749's digits is 95
• More coming soon!