15940421401567949

Names of 15940421401567949

• Cardinal: 15940421401567949 can be written as Fifteen quadrillion, nine hundred forty trillion, four hundred twenty-one billion, four hundred one million, five hundred sixty-seven thousand, nine hundred forty-nine.

Scientific notation

• Scientific notation: 1.5940421401567949 × 10¹⁶

Factors of 15940421401567949

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 547

Divisors of 15940421401567949

• Number of divisors d(n): 192
• Complete list of divisors:
  1 11 13 37 121 143 169 173 313 407 481 1573 1859 1903 2197 2249 3443 4069 4477 5291 6253 6401 11581 20449 20933 24167 24739 29237 29929 37873 44759 52897 54149 58201 68783 70411 81289 83213 127391 150553 265837 272129 321607 329219 380081 389077 492349 581867 595639 687661 703937 756613 774521 894179 915343 1081769 1107373 1401301 1656083 1957189 2003513 3537677 3621409 4180891 4279847 5058001 5177717 6400537 6552029 7564271 7743307 9151181 9367777 9835969 10068773 11899459 12181103 14062997 14395849 18216913 21529079 22038643 25443457 26045669 45989801 47078317 55638011 56954887 65754013 67310321 83206981 85176377 100662991 103045547 118965353 121781101 130894049 133992133 154692967 158354339 187146037 191575529 236819869 242425073 279878027 286502359 338593697 346607749 612018121 626503757 723294143 740413531 875034173 1107292901 1133501017 1308618883 1339592111 1583154313 1620625421 1701622637 1741897729 2058606407 2107330819 2432898481 2490481877 3078658297 3151525949 3724530667 3812685239 4401718061 4505900737 7956235573 8144548841 9625375903 11375444249 14394807713 14735513221 17414697443 17826879631 20581006069 21068130473 22644670477 23180639009 26761883291 27395300647 32376264401 40969837337 41939537629 48418898671 49564908107 58576709581 59963140577 105879134933 125129886739 191561671873 196095675941 226391066759 231749435203 273885696149 294380716201 301348307117 356138908411 420891437213 532607885381 545213989177 644343805391 659594546347 761497224553 779520827501 1376428754129 2490301734349 2549243787233 3012742657639 3560514049937 3917527992521 4629805809343 7087781859301 7255540009817 8376469470083 8574729102511 10133770757513 33140169234029 39165654549307 50927863902773 92141164170913 94322020127621 111471478332643 131739019847669 430822200042377 1226186261659073 1449129218324359 15940421401567949
• Sum of all divisors σ(n): 19669703246289600
• Sum of proper divisors (its aliquot sum) s(n): 3729281844721651
• 15940421401567949 is a deficient number, because the sum of its proper divisors (3729281844721651) is less than itself. Its deficiency is 12211139556846298

Bases of 15940421401567949

• Binary: 111000101000011011101010010011001101011110001011001101₂
• Hexadecimal: 0x38A1BA9335E2CD
• Base-36: 4CYEOHX0C7H

Squares and roots of 15940421401567949

• 15940421401567949 squared (15940421401567949²) is 254097034459565495589875664066601
• 15940421401567949 cubed (15940421401567949³) is 4050413806174206451686300918071107563258962971349
• The square root of 15940421401567949 is 126255381.6736852965
• The cube root of 15940421401567949 is 251671.0529168099

Scales and comparisons

• 15,940,421,401,567,949 seconds is equal to 506,856,093 years, 31 weeks, 4 days, 16 hours, 52 minutes, 29 seconds.
• To count from 1 to 15,940,421,401,567,949 would take you about one billion, five hundred twenty million, five hundred sixty-eight thousand, two hundred eighty 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 15940421401567949 cubic inches would be around 20972.6 feet tall.

Recreational maths with 15940421401567949

• 15940421401567949 backwards is 94976510412404951
• The number of decimal digits it has is: 17
• The sum of 15940421401567949's digits is 71
• More coming soon!