28000898100

Names of 28000898100

• Cardinal: 28000898100 can be written as Twenty-eight billion, eight hundred ninety-eight thousand, one hundred.

Scientific notation

• Scientific notation: 2.80008981 × 10¹⁰

Factors of 28000898100

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 70566

Divisors of 28000898100

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 25 27 28 30 35 36 42 45 49 50 54 60 63 70 75 81 84 90 98 100 105 108 126 135 140 147 150 162 175 180 189 196 210 225 245 252 270 294 300 315 324 350 378 405 420 441 450 490 525 540 567 588 630 675 700 735 756 810 882 900 945 980 1050 1134 1225 1260 1323 1350 1470 1575 1620 1764 1890 2025 2100 2205 2268 2450 2646 2700 2835 2940 3150 3675 3780 3969 4050 4410 4725 4900 5292 5670 6300 6615 7350 7938 8100 8820 9450 11025 11340 13230 14175 14700 15876 18900 19845 22050 26460 28350 33075 39690 44100 56700 66150 70549 79380 99225 132300 141098 198450 211647 282196 352745 396900 423294 493843 634941 705490 846588 987686 1058235 1269882 1410980 1481529 1763725 1904823 1975372 2116470 2469215 2539764 2963058 3174705 3456901 3527450 3809646 4232940 4444587 4938430 5291175 5714469 5926116 6349410 6913802 7054900 7407645 7619292 8889174 9524115 9876860 10370703 10582350 11428938 12346075 12698820 13333761 13827604 14815290 15873525 17284505 17778348 19048230 20741406 21164700 22222935 22857876 24692150 26667522 28572345 29630580 31112109 31747050 34569010 37038225 38096460 40001283 41482812 44445870 47620575 49384300 51853515 53335044 57144690 62224218 63494100 66668805 69138020 74076450 80002566 86422525 88891740 93336327 95241150 103707030 111114675 114289380 124448436 133337610 142861725 148152900 155560545 160005132 172845050 186672654 190482300 200006415 207414060 222229350 259267575 266675220 280008981 285723450 311121090 333344025 345690100 373345308 400012830 444458700 466681635 518535150 560017962 571446900 622242180 666688050 777802725 800025660 933363270 1000032075 1037070300 1120035924 1333376100 1400044905 1555605450 1866726540 2000064150 2333408175 2800089810 3111210900 4000128300 4666816350 5600179620 7000224525 9333632700 14000449050 28000898100
• Sum of all divisors σ(n): 105588586950
• Sum of proper divisors (its aliquot sum) s(n): 77587688850
• 28000898100 is an abundant number, because the sum of its proper divisors (77587688850) is greater than itself. Its abundance is 49586790750

Bases of 28000898100

• Binary: 11010000100111110111100110000110100₂
• Hexadecimal: 0x684FBCC34
• Base-36: CV30F90

Squares and roots of 28000898100

• 28000898100 squared (28000898100²) is 784050294406583610000
• 28000898100 cubed (28000898100³) is 21954112398953747632740141000000
• The square root of 28000898100 is 167334.6888723317
• The cube root of 28000898100 is 3036.6214377257

Scales and comparisons

• 28,000,898,100 seconds is equal to 890 years, 17 weeks, 5 days, 11 hours, 15 minutes.
• To count from 1 to 28,000,898,100 would take you about one thousand, seven hundred eighty 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 28000898100 cubic inches would be around 253.1 feet tall.

Recreational maths with 28000898100

• 28000898100 backwards is 00189800082
• 28000898100 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28000898100's digits is 36
• More coming soon!