28043245920

Names of 28043245920

• Cardinal: 28043245920 can be written as Twenty-eight billion, forty-three million, two hundred forty-five thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.804324592 × 10¹⁰

Factors of 28043245920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 713

Divisors of 28043245920

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 29 30 32 40 48 58 60 80 87 96 116 120 127 145 160 174 232 240 254 290 348 381 435 464 480 508 547 580 635 696 762 841 870 928 1016 1094 1160 1270 1392 1524 1641 1682 1740 1905 2032 2188 2320 2523 2540 2735 2784 3048 3282 3364 3480 3683 3810 4064 4205 4376 4640 5046 5080 5470 6096 6564 6728 6960 7366 7620 8205 8410 8752 10092 10160 10940 11049 12192 12615 13128 13456 13920 14732 15240 15863 16410 16820 17504 18415 20184 20320 21880 22098 25230 26256 26912 29464 30480 31726 32820 33640 36830 40368 43760 44196 47589 50460 52512 55245 58928 60960 63452 65640 67280 69469 73660 79315 80736 87520 88392 95178 100920 106807 110490 117856 126904 131280 134560 138938 147320 158630 176784 190356 201840 208407 213614 220980 237945 253808 262560 277876 294640 317260 320421 347345 353568 380712 403680 416814 427228 441960 460027 475890 507616 534035 555752 589280 634520 640842 694690 761424 833628 854456 883920 920054 951780 1042035 1068070 1111504 1269040 1281684 1380081 1389380 1522848 1602105 1667256 1708912 1767840 1840108 1903560 2014601 2084070 2136140 2223008 2300135 2538080 2563368 2760162 2778760 3204210 3334512 3417824 3680216 3807120 4029202 4168140 4272280 4600270 5126736 5520324 5557520 6043803 6408420 6669024 6900405 7360432 7614240 8058404 8336280 8544560 9200540 10073005 10253472 11040648 11115040 12087606 12816840 13800810 14720864 16116808 16672560 17089120 18401080 20146010 22081296 24175212 25633680 27601620 30219015 32233616 33345120 36802160 40292020 44162592 48350424 51267360 55203240 58423429 60438030 64467232 73604320 80584040 96700848 110406480 116846858 120876060 161168080 175270287 193401696 220812960 233693716 241752120 292117145 322336160 350540574 467387432 483504240 584234290 701081148 876351435 934774864 967008480 1168468580 1402162296 1752702870 1869549728 2336937160 2804324592 3505405740 4673874320 5608649184 7010811480 9347748640 14021622960 28043245920
• Sum of all divisors σ(n): 92376281088
• Sum of proper divisors (its aliquot sum) s(n): 64333035168
• 28043245920 is an abundant number, because the sum of its proper divisors (64333035168) is greater than itself. Its abundance is 36289789248

Bases of 28043245920

• Binary: 11010000111100000011111100101100000₂
• Hexadecimal: 0x68781F960
• Base-36: CVS831C

Squares and roots of 28043245920

• 28043245920 squared (28043245920²) is 786423641729596646400
• 28043245920 cubed (28043245920³) is 22053871582325052897402482688000
• The square root of 28043245920 is 167461.1773516475
• The cube root of 28043245920 is 3038.1515020407

Scales and comparisons

• 28,043,245,920 seconds is equal to 891 years, 35 weeks, 5 days, 14 hours, 32 minutes.
• To count from 1 to 28,043,245,920 would take you about one thousand, seven hundred eighty-three 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 28043245920 cubic inches would be around 253.2 feet tall.

Recreational maths with 28043245920

• 28043245920 backwards is 02954234082
• The number of decimal digits it has is: 11
• The sum of 28043245920's digits is 39
• More coming soon!