138471268929969492

Names of 138471268929969492

• Cardinal: 138471268929969492 can be written as One hundred thirty-eight quadrillion, four hundred seventy-one trillion, two hundred sixty-eight billion, nine hundred twenty-nine million, nine hundred sixty-nine thousand, four hundred ninety-two.

Scientific notation

• Scientific notation: 1.38471268929969492 × 10¹⁷

Factors of 138471268929969492

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 116558307180125

Divisors of 138471268929969492

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 22 27 33 36 44 54 66 99 108 132 198 297 396 594 1188 116558307180109 233116614360218 349674921540327 466233228720436 699349843080654 1049024764620981 1282141378981199 1398699686161308 2098049529241962 2564282757962398 3147074293862943 3846424136943597 4196099058483924 5128565515924796 6294148587725886 7692848273887194 11539272410830791 12588297175451772 15385696547774388 23078544821661582 34617817232492373 46157089643323164 69235634464984746 138471268929969492
• Sum of all divisors σ(n): 391635912125169600
• Sum of proper divisors (its aliquot sum) s(n): 253164643195200108
• 138471268929969492 is an abundant number, because the sum of its proper divisors (253164643195200108) is greater than itself. Its abundance is 114693374265230616

Bases of 138471268929969492

• Binary: 111101011111100101110001010101100001010110001110101010100₂
• Hexadecimal: 0x1EBF2E2AC2B1D54
• Base-36: 11VFYUREORX0

Squares and roots of 138471268929969492

• 138471268929969492 squared (138471268929969492²) is 19174292319075934381954968050738064
• 138471268929969492 cubed (138471268929969492³) is 2655088588256612109584649351497183662966259603143488
• The square root of 138471268929969492 is 372117278.4620051635
• The cube root of 138471268929969492 is 517352.5062857679

Scales and comparisons

• 138,471,268,929,969,492 seconds is equal to 4,402,958,032 years, 11 weeks, 1 day, 11 hours, 58 minutes, 12 seconds.
• To count from 1 to 138,471,268,929,969,492 would take you about thirteen billion, two hundred eight million, eight hundred seventy-four thousand and ninety-six 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 138471268929969492 cubic inches would be around 43112.7 feet tall.

Recreational maths with 138471268929969492

• 138471268929969492 backwards is 294969929862174831
• 138471268929969492 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 138471268929969492's digits is 99
• More coming soon!