38394821040

Names of 38394821040

• Cardinal: 38394821040 can be written as Thirty-eight billion, three hundred ninety-four million, eight hundred twenty-one thousand and forty.

Scientific notation

• Scientific notation: 3.839482104 × 10¹⁰

Factors of 38394821040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 27732

Divisors of 38394821040

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 8191 16382 19531 24573 32764 39062 40955 49146 58593 65528 78124 81910 97655 98292 117186 122865 131056 156248 163820 195310 196584 234372 245730 292965 312496 327640 390620 393168 468744 491460 585930 655280 781240 937488 982920 1171860 1562480 1965840 2343720 4687440 159978421 319956842 479935263 639913684 799892105 959870526 1279827368 1599784210 1919741052 2399676315 2559654736 3199568420 3839482104 4799352630 6399136840 7678964208 9598705260 12798273680 19197410520 38394821040
• Sum of all divisors σ(n): 119044571136
• Sum of proper divisors (its aliquot sum) s(n): 80649750096
• 38394821040 is an abundant number, because the sum of its proper divisors (80649750096) is greater than itself. Its abundance is 42254929056

Bases of 38394821040

• Binary: 100011110000100000100111100110110000₂
• Hexadecimal: 0x8F08279B0
• Base-36: HMZA9IO

Squares and roots of 38394821040

• 38394821040 squared (38394821040²) is 1474162282693626681600
• 38394821040 cubed (38394821040³) is 56600197027939685588601060864000
• The square root of 38394821040 is 195945.9645922825
• The cube root of 38394821040 is 3373.5789841089

Scales and comparisons

• 38,394,821,040 seconds is equal to 1,220 years, 43 weeks, 3 days, 12 hours, 4 minutes.
• To count from 1 to 38,394,821,040 would take you about two thousand, four hundred forty-one 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 38394821040 cubic inches would be around 281.1 feet tall.

Recreational maths with 38394821040

• 38394821040 backwards is 04012849383
• The number of decimal digits it has is: 11
• The sum of 38394821040's digits is 42
• More coming soon!