2020172490

Names of 2020172490

• Cardinal: 2020172490 can be written as Two billion, twenty million, one hundred seventy-two thousand, four hundred ninety.

Scientific notation

• Scientific notation: 2.02017249 × 10⁹

Factors of 2020172490

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3751

Divisors of 2020172490

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 49 63 70 90 98 105 126 127 147 210 245 254 294 315 381 441 490 630 635 735 762 882 889 1143 1270 1470 1778 1905 2205 2286 2667 3607 3810 4410 4445 5334 5715 6223 7214 8001 8890 10821 11430 12446 13335 16002 18035 18669 21642 25249 26670 31115 32463 36070 37338 40005 50498 54105 56007 62230 64926 75747 80010 93345 108210 112014 126245 151494 162315 176743 186690 227241 252490 280035 324630 353486 378735 454482 458089 530229 560070 757470 883715 916178 1060458 1136205 1374267 1590687 1767430 2272410 2290445 2651145 2748534 3181374 3206623 4122801 4580890 5302290 6413246 6871335 7953435 8245602 9619869 13742670 15906870 16033115 19239738 20614005 22446361 28859607 32066230 41228010 44892722 48099345 57719214 67339083 96198690 112231805 134678166 144298035 202017249 224463610 288596070 336695415 404034498 673390830 1010086245 2020172490
• Sum of all divisors σ(n): 6159808512
• Sum of proper divisors (its aliquot sum) s(n): 4139636022
• 2020172490 is an abundant number, because the sum of its proper divisors (4139636022) is greater than itself. Its abundance is 2119463532

Bases of 2020172490

• Binary: 1111000011010010110001011001010₂
• Hexadecimal: 0x786962CA
• Base-36: XERB2I

Squares and roots of 2020172490

• 2020172490 squared (2020172490²) is 4081096889352800100
• 2020172490 cubed (2020172490³) is 8244519664895100666489249000
• The square root of 2020172490 is 44946.3289935897
• The cube root of 2020172490 is 1264.1428449931

Scales and comparisons

• 2,020,172,490 seconds is equal to 64 years, 12 weeks, 1 day, 15 hours, 1 minute, 30 seconds.
• To count from 1 to 2,020,172,490 would take you about one hundred twenty-eight 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 2020172490 cubic inches would be around 105.3 feet tall.

Recreational maths with 2020172490

• 2020172490 backwards is 0942710202
• The number of decimal digits it has is: 10
• The sum of 2020172490's digits is 27
• More coming soon!