28388315800

Names of 28388315800

• Cardinal: 28388315800 can be written as Twenty-eight billion, three hundred eighty-eight million, three hundred fifteen thousand, eight hundred.

Scientific notation

• Scientific notation: 2.83883158 × 10¹⁰

Factors of 28388315800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 96

Divisors of 28388315800

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 8 10 13 20 23 25 26 40 46 50 52 53 65 92 100 104 106 115 130 169 184 200 212 230 260 265 299 325 338 424 460 520 530 575 598 650 676 689 845 920 1060 1150 1196 1219 1300 1325 1352 1378 1495 1690 2120 2197 2300 2392 2438 2600 2650 2756 2809 2990 3380 3445 3887 4225 4394 4600 4876 5300 5512 5618 5980 6095 6760 6890 7475 7774 8450 8788 8957 9752 10600 10985 11236 11960 12190 13780 14045 14950 15548 15847 16900 17225 17576 17914 19435 21970 22472 24380 27560 28090 29900 30475 31096 31694 33800 34450 35828 36517 38870 43940 44785 48760 50531 54925 56180 59800 60950 63388 64607 68900 70225 71656 73034 77740 79235 87880 89570 97175 101062 109850 112360 116441 121900 126776 129214 137800 140450 146068 155480 158470 179140 182585 194350 202124 206011 219700 223925 232882 243800 252655 258428 280900 292136 316940 323035 358280 365170 388700 396175 404248 412022 439400 447850 465764 474721 505310 516856 561800 582205 633880 646070 730340 777400 792350 824044 839891 895700 912925 931528 949442 1010620 1030055 1164410 1263275 1292140 1460680 1584700 1615175 1648088 1679782 1791400 1825850 1898884 2021240 2060110 2328820 2373605 2526550 2584280 2678143 2911025 3169400 3230350 3359564 3651700 3797768 4120220 4199455 4657640 4747210 5053100 5150275 5356286 5822050 6171373 6460700 6719128 7303400 8240440 8398910 9494420 10106200 10300550 10712572 10918583 11644100 11868025 12342746 12921400 13390715 16797820 18988840 20601100 20997275 21425144 21837166 23288200 23736050 24685492 26781430 30856865 33595640 41202200 41994550 43674332 47472100 49370984 53562860 54592915 61713730 66953575 83989100 87348664 94944200 107125720 109185830 123427460 133907150 141941579 154284325 167978200 218371660 246854920 267814300 272964575 283883158 308568650 436743320 535628600 545929150 567766316 617137300 709707895 1091858300 1135532632 1234274600 1419415790 2183716600 2838831580 3548539475 5677663160 7097078950 14194157900 28388315800
• Sum of all divisors σ(n): 76043570400
• Sum of proper divisors (its aliquot sum) s(n): 47655254600
• 28388315800 is an abundant number, because the sum of its proper divisors (47655254600) is greater than itself. Its abundance is 19266938800

Bases of 28388315800

• Binary: 11010011100000100110101001010011000₂
• Hexadecimal: 0x69C135298
• Base-36: D1HO4NS

Squares and roots of 28388315800

• 28388315800 squared (28388315800²) is 805896473960529640000
• 28388315800 cubed (28388315800³) is 22878043604897992155580312000000
• The square root of 28388315800 is 168488.3254115845
• The cube root of 28388315800 is 3050.5621395117

Scales and comparisons

• 28,388,315,800 seconds is equal to 902 years, 34 weeks, 2 days, 11 hours, 16 minutes, 40 seconds.
• To count from 1 to 28,388,315,800 would take you about one thousand, eight hundred five 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 28388315800 cubic inches would be around 254.2 feet tall.

Recreational maths with 28388315800

• 28388315800 backwards is 00851388382
• 28388315800 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28388315800's digits is 46
• More coming soon!