3990971228800

Names of 3990971228800

• Cardinal: 3990971228800 can be written as Three trillion, nine hundred ninety billion, nine hundred seventy-one million, two hundred twenty-eight thousand, eight hundred.

Scientific notation

• Scientific notation: 3.9909712288 × 10¹²

Factors of 3990971228800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 38257

Divisors of 3990971228800

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 128 160 181 200 320 362 400 640 724 800 905 1448 1600 1810 2896 3200 3620 4525 5792 7240 9050 11584 14480 18100 23168 28960 32761 36200 38069 57920 65522 72400 76138 115840 131044 144800 152276 163805 190345 262088 289600 304552 327610 380690 524176 579200 609104 655220 761380 819025 951725 1048352 1218208 1310440 1522760 1638050 1903450 2096704 2436416 2620880 3045520 3276100 3806900 4193408 4872832 5241760 6091040 6552200 6890489 7613800 10483520 12182080 13104400 13780978 15227600 20967040 24364160 26208800 27561956 30455200 34452445 52417600 55123912 60910400 68904890 104835200 110247824 121820800 137809780 172262225 220495648 275619560 344524450 440991296 551239120 689048900 881982592 1102478240 1247178509 1378097800 2204956480 2494357018 2756195600 4409912960 4988714036 5512391200 6235892545 9977428072 11024782400 12471785090 19954856144 22049564800 24943570180 31179462725 39909712288 49887140360 62358925450 79819424576 99774280720 124717850900 159638849152 199548561440 249435701800 399097122880 498871403600 798194245760 997742807200 1995485614400 3990971228800
• Sum of all divisors σ(n): 9913976779050
• Sum of proper divisors (its aliquot sum) s(n): 5923005550250
• 3990971228800 is an abundant number, because the sum of its proper divisors (5923005550250) is greater than itself. Its abundance is 1932034321450

Bases of 3990971228800

• Binary: 111010000100111000011011000010001010000000₂
• Hexadecimal: 0x3A1386C2280
• Base-36: 1EXFD84N4

Squares and roots of 3990971228800

• 3990971228800 squared (3990971228800²) is 15927851349109381949440000
• 3990971228800 cubed (3990971228800³) is 63567596470898807864365096271872000000
• The square root of 3990971228800 is 1997741.5320306079
• The cube root of 3990971228800 is 15862.0579546673

Scales and comparisons

• 3,990,971,228,800 seconds is equal to 126,900 years, 28 weeks, 15 hours, 6 minutes, 40 seconds.
• To count from 1 to 3,990,971,228,800 would take you about three hundred seventeen thousand, two hundred fifty-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 3990971228800 cubic inches would be around 1321.8 feet tall.

Recreational maths with 3990971228800

• 3990971228800 backwards is 0088221790993
• The number of decimal digits it has is: 13
• The sum of 3990971228800's digits is 58
• More coming soon!