28971828968400

Names of 28971828968400

• Cardinal: 28971828968400 can be written as Twenty-eight trillion, nine hundred seventy-one billion, eight hundred twenty-eight million, nine hundred sixty-eight thousand, four hundred.

Scientific notation

• Scientific notation: 2.89718289684 × 10¹³

Factors of 28971828968400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 780

Divisors of 28971828968400

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 25 30 36 38 40 45 48 50 57 60 72 75 76 80 90 95 100 114 120 144 150 152 171 180 190 200 225 228 240 285 300 304 342 360 380 400 450 456 475 570 600 684 720 751 760 855 900 912 950 1140 1200 1368 1425 1502 1520 1710 1800 1900 2253 2280 2736 2850 3004 3420 3600 3755 3800 4275 4506 4560 5700 6008 6759 6840 7510 7600 8550 9012 11265 11400 12016 13518 13680 14269 15020 17100 18024 18775 22530 22800 27036 28538 30040 33795 34200 36048 37550 42807 45060 54072 56325 57076 60080 67590 68400 71345 75100 85614 90120 108144 112650 114152 128421 135180 142690 150200 168975 171228 180240 214035 225300 228304 256842 270360 285380 300400 337950 342456 356725 428070 450600 513684 540720 564001 570760 642105 675900 684912 713450 856140 901200 1027368 1070175 1128002 1141520 1284210 1351800 1426900 1692003 1712280 2054736 2140350 2256004 2568420 2703600 2820005 2853800 3210525 3384006 3424560 4280700 4512008 5076009 5136840 5640010 5707600 6421050 6768012 8460015 8561400 9024016 10152018 10273680 10716019 11280020 12842100 13536024 14100025 16920030 17122800 20304036 21432038 22560040 25380045 25684200 27072048 28200050 32148057 33840060 40608072 42300075 42864076 45120080 50760090 51368400 53580095 56400100 64296114 67680120 81216144 84600150 85728152 96444171 101520180 107160190 112800200 126900225 128592228 135360240 160740285 169200300 171456304 192888342 203040360 214320380 225600400 253800450 257184456 267900475 321480570 338400600 385776684 406080720 423564751 428640760 482220855 507600900 514368912 535800950 642961140 676801200 771553368 803701425 847129502 857281520 964441710 1015201800 1071601900 1270694253 1285922280 1543106736 1607402850 1694259004 1928883420 2030403600 2117823755 2143203800 2411104275 2541388506 2571844560 3214805700 3388518008 3812082759 3857766840 4235647510 4286407600 4822208550 5082777012 6353471265 6429611400 6777036016 7624165518 7715533680 8047730269 8471295020 9644417100 10165554024 10589118775 12706942530 12859222800 15248331036 16095460538 16942590040 19060413795 19288834200 20331108048 21178237550 24143190807 25413885060 30496662072 31767356325 32190921076 33885180080 38120827590 38577668400 40238651345 42356475100 48286381614 50827770120 60993324144 63534712650 64381842152 72429572421 76241655180 80477302690 84712950200 95302068975 96572763228 101655540240 120715954035 127069425300 128763684304 144859144842 152483310360 160954605380 169425900400 190604137950 193145526456 201193256725 241431908070 254138850600 289718289684 304966620720 321909210760 362147862105 381208275900 386291052912 402386513450 482863816140 508277701200 579436579368 603579770175 643818421520 724295724210 762416551800 804773026900 965727632280 1158873158736 1207159540350 1448591448420 1524833103600 1609546053800 1810739310525 1931455264560 2414319080700 2897182896840 3219092107600 3621478621050 4828638161400 5794365793680 7242957242100 9657276322800 14485914484200 28971828968400
• Sum of all divisors σ(n): 105972997869440
• Sum of proper divisors (its aliquot sum) s(n): 77001168901040
• 28971828968400 is an abundant number, because the sum of its proper divisors (77001168901040) is greater than itself. Its abundance is 48029339932640

Bases of 28971828968400

• Binary: 110100101100110000111100100101111101111010000₂
• Hexadecimal: 0x1A598792FBD0
• Base-36: A9PH2XQS0

Squares and roots of 28971828968400

• 28971828968400 squared (28971828968400²) is 839366873774221408198560000
• 28971828968400 cubed (28971828968400³) is 24317993508727334035202481867165504000000
• The square root of 28971828968400 is 5382548.5569941681
• The cube root of 28971828968400 is 30713.2167195087

Scales and comparisons

• 28,971,828,968,400 seconds is equal to 921,214 years, 28 weeks, 2 days, 13 hours.
• To count from 1 to 28,971,828,968,400 would take you about two million, three hundred three thousand and thirty-six 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 28971828968400 cubic inches would be around 2559.4 feet tall.

Recreational maths with 28971828968400

• 28971828968400 backwards is 00486982817982
• 28971828968400 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 28971828968400's digits is 72
• More coming soon!