28474938390520800

Names of 28474938390520800

• Cardinal: 28474938390520800 can be written as Twenty-eight quadrillion, four hundred seventy-four trillion, nine hundred thirty-eight billion, three hundred ninety million, five hundred twenty thousand, eight hundred.

Scientific notation

• Scientific notation: 2.84749383905208 × 10¹⁶

Factors of 28474938390520800

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 549175

Divisors of 28474938390520800

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 45 48 50 60 72 75 80 90 96 100 120 144 150 160 180 200 225 240 288 300 307 360 400 450 480 600 614 720 800 900 921 1200 1228 1440 1535 1800 1842 2400 2456 2763 3070 3600 3684 4605 4912 5526 6140 7200 7368 7675 9210 9824 11052 12280 13815 14736 15350 18420 22104 23025 24560 24571 27630 29472 30700 36840 44208 46050 49120 49142 55260 61400 69075 73680 73713 88416 92100 98284 110520 122800 122855 138150 147360 147426 184200 196568 221040 221139 245600 245710 276300 294852 368400 368565 393136 442080 442278 491420 524287 552600 589704 614275 736800 737130 786272 884556 982840 1048574 1105200 1105695 1179408 1228550 1474260 1572861 1769112 1842825 1965680 2097148 2210400 2211390 2358816 2457100 2621435 2948520 3145722 3538224 3685650 3931360 4194296 4422780 4718583 4914200 5242870 5528475 5897040 6291444 7076448 7371300 7543297 7864305 8388592 8845560 9437166 9828400 10485740 11056950 11794080 12582888 13107175 14742600 15086594 15728610 16777184 17691120 18874332 19656800 20971480 22113900 22629891 23592915 25165776 26214350 29485200 30173188 31457220 35382240 37716485 37748664 39321525 41942960 44227800 45259782 47185830 50331552 52428700 58970400 60346376 62914440 67889673 75432970 75497328 78643050 83885920 88455600 90519564 94371660 104857400 113149455 117964575 120692752 125828880 135779346 150865940 150994656 157286100 160956109 176911200 181039128 188582425 188743320 209714800 226298910 235929150 241385504 251657760 271558692 301731880 314572200 321912218 339448365 362078256 377164850 377486640 419429600 452597820 471858300 482868327 543117384 565747275 603463760 629144400 643824436 678896730 724156512 754329700 754973280 804780545 905195640 943716600 965736654 1086234768 1131494550 1206927520 1258288800 1287648872 1357793460 1448604981 1508659400 1609561090 1697241825 1810391280 1887433200 1931473308 2172469536 2262989100 2414341635 2575297744 2715586920 2897209962 3017318800 3219122180 3394483650 3620782560 3774866400 3862946616 4023902725 4525978200 4828683270 5150595488 5431173840 5794419924 6034637600 6438244360 6788967300 7243024905 7725893232 8047805450 9051956400 9657366540 10862347680 11588839848 12071708175 12876488720 12882255877 13577934600 14486049810 15451786464 16095610900 18103912800 19314733080 23177679696 24143416350 25752977440 25764511754 27155869200 28972099620 32191221800 36215124525 38629466160 38646767631 46355359392 48286832700 51529023508 54311738400 57944199240 64382443600 64411279385 72430249050 77258932320 77293535262 96573665400 103058047016 115888398480 115940302893 128764887200 128822558770 144860498100 154587070524 193147330800 193233838155 206116094032 231776796960 231880605786 257645117540 289720996200 309174141048 322056396925 386294661600 386467676310 412232188064 463761211572 515290235080 579441992400 579701514465 618348282096 644112793850 772935352620 927522423144 966169190775 1030580470160 1158883984800 1159403028930 1236696564192 1288225587700 1545870705240 1855044846288 1932338381550 2061160940320 2318806057860 2576451175400 2898507572325 3091741410480 3710089692576 3864676763100 3954852554239 4637612115720 5152902350800 5797015144650 6183482820960 7729353526200 7909705108478 9275224231440 10305804701600 11594030289300 11864557662717 15458707052400 15819410216956 18550448462880 19774262771195 23188060578600 23729115325434 30917414104800 31638820433912 35593672988151 39548525542390 46376121157200 47458230650868 59322788313585 63277640867824 71187345976302 79097051084780 92752242314400 94916461301736 98871313855975 118645576627170 126555281735648 142374691952604 158194102169560 177968364940755 189832922603472 197742627711950 237291153254340 284749383905208 296613941567925 316388204339120 355936729881510 379665845206944 395485255423900 474582306508680 569498767810416 593227883135850 632776408678240 711873459763020 790970510847800 889841824703775 949164613017360 1138997535620832 1186455766271700 1423746919526040 1581941021695600 1779683649407550 1898329226034720 2372911532543400 2847493839052080 3163882043391200 3559367298815100 4745823065086800 5694987678104160 7118734597630200 9491646130173600 14237469195260400 28474938390520800
• Sum of all divisors σ(n): 100741111068229632
• Sum of proper divisors (its aliquot sum) s(n): 72266172677708832
• 28474938390520800 is an abundant number, because the sum of its proper divisors (72266172677708832) is greater than itself. Its abundance is 43791234287188032

Bases of 28474938390520800

• Binary: 1100101001010011100111000111011110001001010001111100000₂
• Hexadecimal: 0x6529CE3BC4A3E0
• Base-36: 7SDIU3WLDK0

Squares and roots of 28474938390520800

• 28474938390520800 squared (28474938390520800²) is 810822116343955287927295232640000
• 28474938390520800 cubed (28474938390520800³) is 23088109808565815030836374462717252406758912000000
• The square root of 28474938390520800 is 168745187.7551499245
• The cube root of 28474938390520800 is 305366.1763094689

Scales and comparisons

• 28,474,938,390,520,800 seconds is equal to 905,414,962 years, 2 weeks, 4 days, 14 hours.
• To count from 1 to 28,474,938,390,520,800 would take you about two billion, seven hundred sixteen million, two hundred forty-four thousand, eight hundred eighty-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 28474938390520800 cubic inches would be around 25447.2 feet tall.

Recreational maths with 28474938390520800

• 28474938390520800 backwards is 00802509383947482
• 28474938390520800 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 28474938390520800's digits is 72
• More coming soon!