8138121093750

Names of 8138121093750

• Cardinal: 8138121093750 can be written as Eight trillion, one hundred thirty-eight billion, one hundred twenty-one million, ninety-three thousand, seven hundred fifty.

Scientific notation

• Scientific notation: 8.13812109375 × 10¹²

Factors of 8138121093750

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 184

Divisors of 8138121093750

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 5 6 10 15 25 30 37 50 74 75 111 125 137 150 185 222 250 274 370 375 411 555 625 685 750 822 925 1110 1250 1370 1850 1875 2055 2775 3125 3425 3750 4110 4625 5069 5550 6250 6850 9250 9375 10138 10275 13875 15207 15625 17125 18750 18769 20550 23125 25345 27750 30414 31250 34250 37538 46250 46875 50690 51375 56307 69375 76035 78125 85625 93750 93845 102750 112614 115625 126725 138750 152070 156250 171250 187690 231250 234375 253450 256875 281535 346875 380175 390625 428125 468750 469225 513750 563070 578125 633625 693750 694453 760350 781250 856250 938450 1156250 1171875 1267250 1284375 1388906 1407675 1734375 1900875 1953125 2083359 2140625 2343750 2346125 2568750 2815350 2890625 3168125 3468750 3472265 3801750 3906250 4166718 4281250 4692250 5781250 5859375 6336250 6421875 6944530 7038375 8671875 9504375 10416795 10703125 11718750 11730625 12843750 14076750 14453125 15840625 17343750 17361325 19008750 20833590 21406250 23461250 28906250 31681250 32109375 34722650 35191875 43359375 47521875 52083975 53515625 58653125 64218750 70383750 72265625 79203125 86718750 86806625 95043750 104167950 107031250 117306250 144531250 158406250 160546875 173613250 175959375 216796875 237609375 260419875 267578125 293265625 321093750 351918750 396015625 433593750 434033125 475218750 520839750 535156250 586531250 792031250 802734375 868066250 879796875 1188046875 1302099375 1466328125 1605468750 1759593750 1980078125 2170165625 2376093750 2604198750 2932656250 3960156250 4340331250 4398984375 5940234375 6510496875 7331640625 8797968750 9900390625 10850828125 11880468750 13020993750 14663281250 19800781250 21701656250 21994921875 29701171875 32552484375 36658203125 43989843750 54254140625 59402343750 65104968750 73316406250 108508281250 109974609375 162762421875 219949218750 271270703125 325524843750 542541406250 813812109375 1356353515625 1627624218750 2712707031250 4069060546875 8138121093750
• Sum of all divisors σ(n): 21048806438352
• Sum of proper divisors (its aliquot sum) s(n): 12910685344602
• 8138121093750 is an abundant number, because the sum of its proper divisors (12910685344602) is greater than itself. Its abundance is 4772564250852

Bases of 8138121093750

• Binary: 1110110011011001101110100010010001001110110₂
• Hexadecimal: 0x766CDD12276
• Base-36: 2VULN6G6U

Squares and roots of 8138121093750

• 8138121093750 squared (8138121093750²) is 66229014936538696289062500
• 8138121093750 cubed (8138121093750³) is 538979743473329381883144378662109375000
• The square root of 8138121093750 is 2852739.2263840031
• The cube root of 8138121093750 is 20114.4447819255

Scales and comparisons

• 8,138,121,093,750 seconds is equal to 258,767 years, 4 weeks, 8 hours, 42 minutes, 30 seconds.
• To count from 1 to 8,138,121,093,750 would take you about six hundred forty-six thousand, nine hundred seventeen 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 8138121093750 cubic inches would be around 1676.2 feet tall.

Recreational maths with 8138121093750

• 8138121093750 backwards is 0573901218318
• The number of decimal digits it has is: 13
• The sum of 8138121093750's digits is 48
• More coming soon!