21100800000000000

Names of 21100800000000000

• Cardinal: 21100800000000000 can be written as Twenty-one quadrillion, one hundred trillion, eight hundred billion.

Scientific notation

• Scientific notation: 2.11008 × 10¹⁶

Factors of 21100800000000000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 31
• Sum of prime factors: 174

Divisors of 21100800000000000

• Number of divisors d(n): 1728
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 25 28 30 32 35 40 42 48 50 56 60 64 70 75 80 84 96 100 105 112 120 125 128 140 150 157 160 168 175 192 200 210 224 240 250 256 280 300 314 320 336 350 375 384 400 420 448 471 480 500 512 525 560 600 625 628 640 672 700 750 768 785 800 840 875 896 942 960 1000 1024 1050 1099 1120 1200 1250 1256 1280 1344 1400 1500 1536 1570 1600 1680 1750 1792 1875 1884 1920 2000 2048 2100 2198 2240 2355 2400 2500 2512 2560 2625 2688 2800 3000 3072 3125 3140 3200 3297 3360 3500 3584 3750 3768 3840 3925 4000 4096 4200 4375 4396 4480 4710 4800 5000 5024 5120 5250 5376 5495 5600 6000 6144 6250 6280 6400 6594 6720 7000 7168 7500 7536 7680 7850 8000 8192 8400 8750 8792 8960 9375 9420 9600 10000 10048 10240 10500 10752 10990 11200 11775 12000 12288 12500 12560 12800 13125 13188 13440 14000 14336 15000 15072 15360 15625 15700 16000 16384 16485 16800 17500 17584 17920 18750 18840 19200 19625 20000 20096 20480 21000 21504 21875 21980 22400 23550 24000 24576 25000 25120 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• Sum of all divisors σ(n): 80895691074901248
• Sum of proper divisors (its aliquot sum) s(n): 59794891074901248
• 21100800000000000 is an abundant number, because the sum of its proper divisors (59794891074901248) is greater than itself. Its abundance is 38694091074901248

Bases of 21100800000000000

• Binary: 1001010111101110001000011011000011110100000000000000000₂
• Hexadecimal: 0x4AF710D87A0000
• Base-36: 5RRLXP5HLHC

Squares and roots of 21100800000000000

• 21100800000000000 squared (21100800000000000²) is 445243760640000000000000000000000
• 21100800000000000 cubed (21100800000000000³) is 9394999544512512000000000000000000000000000000000
• The square root of 21100800000000000 is 145261144.1508017313
• The cube root of 21100800000000000 is 276333.1410991637

Scales and comparisons

• 21,100,800,000,000,000 seconds is equal to 670,940,170 years, 48 weeks, 6 days, 5 hours, 20 minutes.
• To count from 1 to 21,100,800,000,000,000 would take you about two billion, twelve million, eight hundred twenty thousand, five hundred twelve 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 21100800000000000 cubic inches would be around 23027.8 feet tall.

Recreational maths with 21100800000000000

• 21100800000000000 backwards is 00000000000800112
• 21100800000000000 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21100800000000000's digits is 12
• More coming soon!