29971318578015438

Names of 29971318578015438

• Cardinal: 29971318578015438 can be written as Twenty-nine quadrillion, nine hundred seventy-one trillion, three hundred eighteen billion, five hundred seventy-eight million, fifteen thousand, four hundred thirty-eight.

Scientific notation

• Scientific notation: 2.9971318578015438 × 10¹⁶

Factors of 29971318578015438

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 86953536168

Divisors of 29971318578015438

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 9 13 18 26 27 39 54 78 117 234 351 491 702 982 1473 2946 4419 6383 8838 12766 13257 19149 26514 38298 57447 114894 172341 344682 86953535659 173907071318 260860606977 521721213954 782581820931 1130395963567 1565163641862 2260791927134 2347745462793 3391187890701 4695490925586 6782375781402 10173563672103 20347127344206 30520691016309 42694186008569 61041382032618 85388372017138 128082558025707 256165116051414 384247674077121 555024418111397 768495348154242 1110048836222794 1152743022231363 1665073254334191 2305486044462726 3330146508668382 4995219763002573 9990439526005146 14985659289007719 29971318578015438
• Sum of all divisors σ(n): 71872314435129600
• Sum of proper divisors (its aliquot sum) s(n): 41900995857114162
• 29971318578015438 is an abundant number, because the sum of its proper divisors (41900995857114162) is greater than itself. Its abundance is 11929677279098724

Bases of 29971318578015438

• Binary: 1101010011110101100000101100101010010101110110011001110₂
• Hexadecimal: 0x6A7AC1654AECCE
• Base-36: 873Y1OCU47I

Squares and roots of 29971318578015438

• 29971318578015438 squared (29971318578015438²) is 898279937304893336516414566331844
• 29971318578015438 cubed (29971318578015438³) is 26922634173204692552714934637180549798272863007672
• The square root of 29971318578015438 is 173122264.8246476643
• The cube root of 29971318578015438 is 310624.1969701253

Scales and comparisons

• 29,971,318,578,015,438 seconds is equal to 952,995,223 years, 21 weeks, 14 hours, 57 minutes, 18 seconds.
• To count from 1 to 29,971,318,578,015,438 would take you about two billion, eight hundred fifty-eight million, nine hundred eighty-five thousand, six hundred seventy 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 29971318578015438 cubic inches would be around 25885.3 feet tall.

Recreational maths with 29971318578015438

• 29971318578015438 backwards is 83451087581317992
• The number of decimal digits it has is: 17
• The sum of 29971318578015438's digits is 81
• More coming soon!