28818425220

Names of 28818425220

• Cardinal: 28818425220 can be written as Twenty-eight billion, eight hundred eighteen million, four hundred twenty-five thousand, two hundred twenty.

Scientific notation

• Scientific notation: 2.881842522 × 10¹⁰

Factors of 28818425220

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 804

Divisors of 28818425220

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 10 12 13 15 20 26 30 31 39 41 52 60 62 65 78 82 93 123 124 130 155 156 164 186 195 205 246 260 310 372 390 403 410 465 492 533 615 620 709 780 806 820 930 1066 1209 1230 1271 1418 1599 1612 1681 1860 2015 2127 2132 2418 2460 2542 2665 2836 3198 3362 3545 3813 4030 4254 4836 5043 5084 5330 6045 6355 6396 6724 7090 7626 7995 8060 8405 8508 9217 10086 10635 10660 12090 12710 14180 15252 15990 16523 16810 18434 19065 20172 21270 21853 21979 24180 25215 25420 27651 29069 31980 33046 33620 36868 38130 42540 43706 43958 46085 49569 50430 52111 55302 58138 65559 65937 66092 76260 82615 87207 87412 87916 92170 99138 100860 104222 109265 109895 110604 116276 131118 131874 138255 145345 156333 165230 174414 184340 198276 208444 218530 219790 247845 260555 262236 263748 276510 285727 290690 312666 327795 329685 330460 348828 377897 436035 437060 439580 495690 521110 553020 571454 581380 625332 655590 659370 677443 755794 781665 857181 872070 901139 991380 1042220 1133691 1142908 1191829 1311180 1318740 1354886 1428635 1511588 1563330 1714362 1744140 1802278 1889485 2032329 2267382 2383658 2703417 2709772 2857270 3126660 3387215 3428724 3575487 3604556 3778970 4064658 4285905 4505695 4534764 4767316 5406834 5668455 5714540 5959145 6774430 7150974 7557940 8129316 8571810 9011390 10161645 10813668 11336910 11714807 11918290 13517085 13548860 14301948 15493777 17143620 17877435 18022780 20323290 22673820 23429614 23836580 27034170 30987554 35144421 35754870 36946699 40646580 46481331 46859228 54068340 58574035 61975108 70288842 71509740 73893398 77468885 92962662 110840097 117148070 140577684 147786796 154937770 175722105 184733495 185925324 221680194 232406655 234296140 309875540 351444210 369466990 443360388 464813310 480307087 554200485 702888420 738933980 929626620 960614174 1108400970 1440921261 1921228348 2216801940 2401535435 2881842522 4803070870 5763685044 7204606305 9606141740 14409212610 28818425220
• Sum of all divisors σ(n): 92072709120
• Sum of proper divisors (its aliquot sum) s(n): 63254283900
• 28818425220 is an abundant number, because the sum of its proper divisors (63254283900) is greater than itself. Its abundance is 34435858680

Bases of 28818425220

• Binary: 11010110101101101100100010110000100₂
• Hexadecimal: 0x6B5B64584
• Base-36: D8LQV7O

Squares and roots of 28818425220

• 28818425220 squared (28818425220²) is 830501632160732048400
• 28818425220 cubed (28818425220³) is 23933749181512003557272820648000
• The square root of 28818425220 is 169759.9046300391
• The cube root of 28818425220 is 3065.8912670703

Scales and comparisons

• 28,818,425,220 seconds is equal to 916 years, 17 weeks, 3 days, 14 hours, 7 minutes.
• To count from 1 to 28,818,425,220 would take you about one thousand, eight hundred thirty-two 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 28818425220 cubic inches would be around 255.5 feet tall.

Recreational maths with 28818425220

• 28818425220 backwards is 02252481882
• The number of decimal digits it has is: 11
• The sum of 28818425220's digits is 42
• More coming soon!