28104043220

Names of 28104043220

• Cardinal: 28104043220 can be written as Twenty-eight billion, one hundred four million, forty-three thousand, two hundred twenty.

Scientific notation

• Scientific notation: 2.810404322 × 10¹⁰

Factors of 28104043220

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3200

Divisors of 28104043220

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 5 10 11 20 22 44 55 61 110 121 122 220 242 244 305 484 605 610 671 1210 1220 1342 2420 2684 3121 3355 3721 6242 6710 7381 7442 12484 13420 14762 14884 15605 18605 29524 31210 34331 36905 37210 40931 62420 68662 73810 74420 81862 137324 147620 163724 171655 190381 204655 343310 377641 380762 409310 450241 686620 755282 761524 818620 900482 951905 1510564 1800964 1888205 1903810 2094191 2251205 3776410 3807620 4188382 4502410 7552820 8376764 9004820 10470955 11613241 20941910 23036101 23226482 41883820 46072202 46452964 58066205 92144404 115180505 116132410 127745651 230361010 232264820 255491302 460722020 510982604 638728255 1277456510 1405202161 2554913020 2810404322 5620808644 7026010805 14052021610 28104043220
• Sum of all divisors σ(n): 65973598236
• Sum of proper divisors (its aliquot sum) s(n): 37869555016
• 28104043220 is an abundant number, because the sum of its proper divisors (37869555016) is greater than itself. Its abundance is 9765511796

Bases of 28104043220

• Binary: 11010001011001000011010101011010100₂
• Hexadecimal: 0x68B21AAD4
• Base-36: CWSF6J8

Squares and roots of 28104043220

• 28104043220 squared (28104043220²) is 789837245311627968400
• 28104043220 cubed (28104043220³) is 22197620079003734792474394248000
• The square root of 28104043220 is 167642.6056227951
• The cube root of 28104043220 is 3040.3454716167

Scales and comparisons

• 28,104,043,220 seconds is equal to 893 years, 32 weeks, 2 days, 6 hours, 40 minutes, 20 seconds.
• To count from 1 to 28,104,043,220 would take you about one thousand, seven hundred eighty-seven 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 28104043220 cubic inches would be around 253.4 feet tall.

Recreational maths with 28104043220

• 28104043220 backwards is 02234040182
• The number of decimal digits it has is: 11
• The sum of 28104043220's digits is 26
• More coming soon!