20300808990

Names of 20300808990

• Cardinal: 20300808990 can be written as Twenty billion, three hundred million, eight hundred eight thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 2.030080899 × 10¹⁰

Factors of 20300808990

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 11458

Divisors of 20300808990

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 7 10 11 14 15 21 22 30 33 35 42 55 66 70 77 105 110 154 165 210 231 330 385 462 770 829 1155 1658 2310 2487 4145 4974 5803 8290 9119 10601 11606 12435 17409 18238 21202 24870 27357 29015 31803 34818 45595 53005 54714 58030 63606 63833 74207 87045 91190 106010 116611 127666 136785 148414 159015 174090 191499 222621 233222 273570 318030 319165 349833 371035 382998 445242 583055 638330 699666 742070 816277 957495 1113105 1166110 1632554 1749165 1914990 2226210 2448831 3498330 4081385 4897662 8162770 8788229 12244155 17576458 24488310 26364687 43941145 52729374 61517603 87882290 96670519 123035206 131823435 184552809 193341038 263646870 290011557 307588015 369105618 483352595 580023114 615176030 676693633 922764045 966705190 1353387266 1450057785 1845528090 2030080899 2900115570 3383468165 4060161798 6766936330 10150404495 20300808990
• Sum of all divisors σ(n): 60823249920
• Sum of proper divisors (its aliquot sum) s(n): 40522440930
• 20300808990 is an abundant number, because the sum of its proper divisors (40522440930) is greater than itself. Its abundance is 20221631940

Bases of 20300808990

• Binary: 10010111010000001011100001100011110₂
• Hexadecimal: 0x4BA05C31E
• Base-36: 9BQKSGU

Squares and roots of 20300808990

• 20300808990 squared (20300808990²) is 412122845648464820100
• 20300808990 cubed (20300808990³) is 8366427169924736999584812699000
• The square root of 20300808990 is 142480.9074578065
• The cube root of 20300808990 is 2727.9586411365

Scales and comparisons

• 20,300,808,990 seconds is equal to 645 years, 26 weeks, 1 day, 1 hour, 36 minutes, 30 seconds.
• To count from 1 to 20,300,808,990 would take you about one thousand, two hundred ninety-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 20300808990 cubic inches would be around 227.3 feet tall.

Recreational maths with 20300808990

• 20300808990 backwards is 09980800302
• The number of decimal digits it has is: 11
• The sum of 20300808990's digits is 39
• More coming soon!