38638943870289875

Names of 38638943870289875

• Cardinal: 38638943870289875 can be written as Thirty-eight quadrillion, six hundred thirty-eight trillion, nine hundred forty-three billion, eight hundred seventy million, two hundred eighty-nine thousand, eight hundred seventy-five.

Scientific notation

• Scientific notation: 3.8638943870289875 × 10¹⁶

Factors of 38638943870289875

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 164

Divisors of 38638943870289875

• Number of divisors d(n): 336
• Complete list of divisors:
  1 5 7 25 35 49 73 79 125 175 245 343 365 395 511 553 875 1225 1715 1825 1975 2401 2555 2765 3577 3871 5329 5767 6125 6241 8575 9125 9875 12005 12775 13825 16807 17885 19355 25039 26645 27097 28835 31205 37303 40369 42875 43687 60025 63875 69125 84035 89425 96775 117649 125195 133225 135485 144175 156025 175273 186515 189679 201845 218435 261121 282583 300125 305809 420175 420991 447125 455593 483875 493039 588245 625975 666125 677425 720875 780125 876365 932575 948395 1009225 1092175 1226911 1305605 1327753 1412915 1529045 1827847 1978081 2100875 2104955 2140663 2277965 2465195 2941225 2946937 3129875 3189151 3387125 3451273 4381825 4662875 4741975 5046125 5460875 6134555 6528025 6638765 7064575 7645225 8588377 9139235 9294271 9890405 10524775 10703315 11389825 12325975 12794929 13846567 14706125 14734685 14984641 15945755 17256365 20628559 21909125 22324057 23709875 24158911 30672775 32640125 33193825 33258289 35322875 35991847 38226125 42941885 45696175 46471355 49452025 52623875 53516575 56949125 61629875 63974645 69232835 73673425 74923205 79728775 86281825 89564503 96925969 103142795 104892487 111620285 120794555 144399913 153363875 156268399 165969125 166291445 169112377 179959235 214709425 228480875 232356775 232808023 247260125 251942929 267582875 319873225 346164175 368367125 374616025 398643875 431409125 447822515 484629845 515713975 524462435 558101425 603972775 626951521 678481783 721999565 734247409 781341995 831457225 845561885 899796175 1010799391 1073547125 1093878793 1161783875 1164040115 1183786639 1259714645 1599366125 1629656161 1730820875 1763600503 1873080125 2239112575 2423149225 2578569875 2622312175 2627404831 2790507125 3019863875 3134757605 3392408915 3609997825 3671237045 3906709975 4157286125 4227809425 4498980875 5053996955 5469393965 5820200575 5918933195 6298573225 7075595737 7657151551 8148280805 8286506473 8818002515 11195562875 11407593127 12115746125 12345203521 13111560875 13137024155 15673788025 16962044575 18049989125 18356185225 18391833817 19533549875 21139047125 25269984775 27346969825 29101002875 29594665975 31492866125 35377978685 38285757755 40741404025 41432532365 44090012575 49529170159 53600060857 57037965635 58005545311 61726017605 65685120775 78368940125 79853151889 84810222875 86416424647 91780926125 91959169085 126349923875 128742836719 136734849125 147973329875 176889893425 191428788775 203707020125 207162661825 220450062875 247645850795 268000304285 285189828175 290027726555 308630088025 328425603875 399265759445 432082123235 459795845425 558972063223 604914972529 643714183595 884449467125 901199857033 957143943875 1035813309125 1238229253975 1340001521425 1425949140875 1450138632775 1543150440125 1996328797225 2160410616175 2298979227125 2794860316115 3024574862645 3218570917975 3912804442561 4234404807703 4505999285165 6191146269875 6308398999231 6700007607125 7250693163875 9981643986125 10802053080875 13974301580575 15122874313225 16092854589875 19564022212805 21172024038515 22529996425825 31541994996155 44158792994617 69871507902875 75614371566125 97820111064025 105860120192575 112649982129125 157709974980775 220793964973085 309111550962319 489100555320125 529300600962875 788549874903875 1103969824865425 1545557754811595 5519849124327125 7727788774057975 38638943870289875
• Sum of all divisors σ(n): 57770725236831360
• Sum of proper divisors (its aliquot sum) s(n): 19131781366541485
• 38638943870289875 is a deficient number, because the sum of its proper divisors (19131781366541485) is less than itself. Its deficiency is 19507162503748390

Bases of 38638943870289875

• Binary: 10001001010001011110101000101011111000101000011111010011₂
• Hexadecimal: 0x8945EA2BE287D3
• Base-36: AKGD1RKEJ0Z

Squares and roots of 38638943870289875

• 38638943870289875 squared (38638943870289875²) is 1492967983411411504608716527515625
• 38638943870289875 cubed (38638943870289875³) is 57686706111173394338239827129315996626382341796875
• The square root of 38638943870289875 is 196567911.5987395207
• The cube root of 38638943870289875 is 338071.3872717969

Scales and comparisons

• 38,638,943,870,289,875 seconds is equal to 1,228,598,896 years, 50 weeks, 4 days, 17 hours, 24 minutes, 35 seconds.
• To count from 1 to 38,638,943,870,289,875 would take you about three billion, six hundred eighty-five million, seven hundred ninety-six thousand, six hundred ninety 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 38638943870289875 cubic inches would be around 28172.6 feet tall.

Recreational maths with 38638943870289875

• 38638943870289875 backwards is 57898207834983683
• The number of decimal digits it has is: 17
• The sum of 38638943870289875's digits is 98
• More coming soon!