1998512825925

Names of 1998512825925

• Cardinal: 1998512825925 can be written as One trillion, nine hundred ninety-eight billion, five hundred twelve million, eight hundred twenty-five thousand, nine hundred twenty-five.

Scientific notation

• Scientific notation: 1.998512825925 × 10¹²

Factors of 1998512825925

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1799

Divisors of 1998512825925

• Number of divisors d(n): 432
• Complete list of divisors:
  1 3 5 7 11 15 19 21 25 31 33 35 55 57 75 77 93 95 105 121 133 155 165 175 209 217 231 275 285 341 363 385 399 465 475 525 589 605 627 651 665 775 825 847 961 1023 1045 1085 1155 1425 1463 1705 1723 1767 1815 1925 1995 2299 2325 2387 2541 2883 2945 3025 3135 3255 3325 3751 4123 4235 4389 4805 5115 5169 5225 5425 5775 6479 6727 6897 7161 7315 8525 8615 8835 9075 9975 10571 11253 11495 11935 12061 12369 12705 14415 14725 15675 16093 16275 18259 18755 18953 19437 20181 20615 21175 21945 24025 25575 25845 26257 31713 32395 32737 33635 34485 35805 36183 36575 43075 44175 45353 48279 52855 53413 54777 56265 56859 57475 59675 60305 61845 63525 71269 72075 73997 78771 80465 91295 93775 94765 97185 98211 100905 103075 109725 116281 127813 129225 131285 132671 136059 158565 160239 161975 163685 168175 172425 179025 180915 200849 208483 213807 221991 226765 229159 241395 264275 267065 273885 281325 284295 301525 309225 348843 356345 360107 369985 373891 383439 393855 398013 402325 456475 473825 485925 491055 498883 504525 581405 587543 602547 625449 639065 656425 663355 680295 687477 792825 801195 813967 818425 904575 1004245 1014847 1042415 1069035 1080321 1109955 1121673 1133825 1145795 1206975 1335325 1369425 1405943 1421475 1459381 1496649 1655803 1744215 1762629 1781725 1800535 1849925 1869455 1917195 1969275 1990065 2209339 2441901 2455275 2494415 2520749 2907025 2937715 3012735 3044541 3127245 3195325 3316775 3401475 3437385 3961177 4005975 4069835 4112801 4217829 4378143 4967409 5021225 5074235 5212075 5345175 5401605 5549775 5608365 5728975 6462973 6628017 7029715 7103929 7296905 7483245 7562247 8279015 8721075 8813145 9002675 9347275 9585975 9950325 11046695 11163317 11590621 11883531 12209505 12338403 12472075 12603745 14688575 15063675 15222705 15465373 15636225 17186925 18213833 19388919 19805885 20349175 20564005 21089145 21311787 21890715 24837045 25371175 27008025 27728239 28041825 31460257 32314865 33140085 33489951 34771863 35148575 35519645 36484525 37416225 37811235 41395075 44065725 45240811 46396119 54641499 55233475 55816585 57953105 59417655 61047525 61692015 63018725 76113525 77326865 78143219 83184717 91069165 94380771 96944595 99029425 102820025 105445725 106558935 109453575 122796487 124185225 127496831 135722433 138641195 157301285 161574325 165700425 167449755 173859315 177598225 189056175 200352163 220221799 226204055 231980595 234429657 273207495 279082925 289765525 297088275 308460075 346062827 368389461 382490493 386634325 390716095 415923585 455345825 471903855 484722975 532794675 601056489 613982435 637484155 660665397 678612165 693205975 786506425 837248775 859575409 869296575 1001760815 1038188481 1101108995 1131020275 1159902975 1172148285 1366037475 1402465141 1730314135 1841947305 1912452465 1953580475 2079617925 2359519275 2422439789 2578726227 3005282445 3069912175 3187420775 3303326985 3393060825 3806691097 4207395423 4297877045 5008804075 5190942405 5505544975 5860741425 7012325705 7267319367 8651570675 9209736525 9562262325 11420073291 12112198945 12893631135 15026412225 16516634925 19033455485 21036977115 21489385225 25954712025 26646837679 35061628525 36336596835 57100366455 60560994725 64468155675 79940513037 95167277425 105184885575 133234188395 181682984175 285501832275 399702565185 666170941975 1998512825925
• Sum of all divisors σ(n): 4517309207040
• Sum of proper divisors (its aliquot sum) s(n): 2518796381115
• 1998512825925 is an abundant number, because the sum of its proper divisors (2518796381115) is greater than itself. Its abundance is 520283555190

Bases of 1998512825925

• Binary: 11101000101010000101001011010011001000101₂
• Hexadecimal: 0x1D150A5A645
• Base-36: PI3QXPOL

Squares and roots of 1998512825925

• 1998512825925 squared (1998512825925²) is 3994053515386729352105625
• 1998512825925 cubed (1998512825925³) is 7982167177931212946719756967838328125
• The square root of 1998512825925 is 1413687.6691564513
• The cube root of 1998512825925 is 12596.0868547171

Scales and comparisons

• 1,998,512,825,925 seconds is equal to 63,546 years, 27 weeks, 2 days, 11 hours, 38 minutes, 45 seconds.
• To count from 1 to 1,998,512,825,925 would take you about one hundred fifty-eight thousand, eight hundred sixty-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 1998512825925 cubic inches would be around 1049.7 feet tall.

Recreational maths with 1998512825925

• 1998512825925 backwards is 5295282158991
• The number of decimal digits it has is: 13
• The sum of 1998512825925's digits is 66
• More coming soon!