20477992320

Names of 20477992320

• Cardinal: 20477992320 can be written as Twenty billion, four hundred seventy-seven million, nine hundred ninety-two thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.047799232 × 10¹⁰

Factors of 20477992320

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 395033

Divisors of 20477992320

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 128 135 144 160 162 180 192 216 240 270 288 320 324 360 384 405 432 480 540 576 640 648 720 810 864 960 1080 1152 1296 1440 1620 1728 1920 2160 2592 2880 3240 3456 4320 5184 5760 6480 8640 10368 12960 17280 25920 51840 395023 790046 1185069 1580092 1975115 2370138 3160184 3555207 3950230 4740276 5925345 6320368 7110414 7900460 9480552 10665621 11850690 12640736 14220828 15800920 17776035 18961104 21331242 23701380 25281472 28441656 31601840 31996863 35552070 37922208 42662484 47402760 50562944 53328105 56883312 63203680 63993726 71104140 75844416 85324968 94805520 106656210 113766624 126407360 127987452 142208280 151688832 159984315 170649936 189611040 213312420 227533248 252814720 255974904 284416560 319968630 341299872 379222080 426624840 455066496 511949808 568833120 639937260 682599744 758444160 853249680 1023899616 1137666240 1279874520 1365199488 1706499360 2047799232 2275332480 2559749040 3412998720 4095598464 5119498080 6825997440 10238996160 20477992320
• Sum of all divisors σ(n): 73130793120
• Sum of proper divisors (its aliquot sum) s(n): 52652800800
• 20477992320 is an abundant number, because the sum of its proper divisors (52652800800) is greater than itself. Its abundance is 32174808480

Bases of 20477992320

• Binary: 10011000100100101010101110110000000₂
• Hexadecimal: 0x4C4955D80
• Base-36: 9EO2G00

Squares and roots of 20477992320

• 20477992320 squared (20477992320²) is 419348169457978982400
• 20477992320 cubed (20477992320³) is 8587408593566552164308615168000
• The square root of 20477992320 is 143101.3358428215
• The cube root of 20477992320 is 2735.8721085187

Scales and comparisons

• 20,477,992,320 seconds is equal to 651 years, 7 weeks, 19 hours, 12 minutes.
• To count from 1 to 20,477,992,320 would take you about one thousand, three hundred two 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 20477992320 cubic inches would be around 228 feet tall.

Recreational maths with 20477992320

• 20477992320 backwards is 02329977402
• 20477992320 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20477992320's digits is 45
• More coming soon!