7638428105605242

Names of 7638428105605242

• Cardinal: 7638428105605242 can be written as Seven quadrillion, six hundred thirty-eight trillion, four hundred twenty-eight billion, one hundred five million, six hundred five thousand, two hundred forty-two.

Scientific notation

• Scientific notation: 7.638428105605242 × 10¹⁵

Factors of 7638428105605242

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 183

Divisors of 7638428105605242

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 6 9 11 18 22 27 33 54 66 81 99 121 162 167 198 242 243 297 334 363 486 501 594 726 891 1002 1089 1503 1782 1837 2178 2673 3006 3267 3674 4509 5346 5511 6534 9018 9801 11022 13527 16533 19602 20207 27054 27889 29403 33066 40414 40581 49599 55778 58806 60621 81162 83667 99198 121242 148797 167334 181863 251001 297594 306779 363726 446391 502002 545589 613558 753003 892782 920337 1091178 1506006 1636767 1840674 2259009 2761011 3273534 3374569 4518018 4657463 4910301 5522022 6749138 6777027 8283033 9314926 9820602 10123707 13554054 13972389 16566066 20247414 24849099 27944778 30371121 41917167 49698198 51232093 60742242 74547297 83834334 91113363 102464186 125751501 149094594 153696279 182226726 251503002 273340089 307392558 377254503 461088837 546680178 563553023 754509006 777796321 820020267 922177674 1127106046 1131763509 1383266511 1555592642 1640040534 1690659069 2263527018 2333388963 2766533022 3381318138 4149799533 4666777926 5071977207 7000166889 8299599066 8555759531 10143954414 12449398599 14000333778 15215931621 17111519062 21000500667 24898797198 25667278593 30431863242 42001001334 45647794863 51334557186 63001502001 77001835779 91295589726 94113354841 126003004002 129891985607 136943384589 154003671558 188226709682 189004506003 231005507337 259783971214 273886769178 282340064523 378009012006 389675956821 462011014674 564680129046 693016522011 779351913642 847020193569 1169027870463 1386033044022 1428811841677 1694040387138 2079049566033 2338055740926 2541060580707 2857623683354 3507083611389 4158099132066 4286435525031 5082121161414 7014167222778 7623181742121 8572871050062 10521250834167 12859306575093 15246363484242 15716930258447 21042501668334 22869545226363 25718613150186 31433860516894 31563752502501 38577919725279 45739090452726 47150790775341 63127505005002 77155839450558 94301581550682 115733759175837 141452372326023 231467518351674 282904744652046 347201277527511 424357116978069 694402555055022 848714233956138 1273071350934207 2546142701868414 3819214052802621 7638428105605242
• Sum of all divisors σ(n): 18978636954277728
• Sum of proper divisors (its aliquot sum) s(n): 11340208848672486
• 7638428105605242 is an abundant number, because the sum of its proper divisors (11340208848672486) is greater than itself. Its abundance is 3701780743067244

Bases of 7638428105605242

• Binary: 11011001000110001110000100001111000001000000001111010₂
• Hexadecimal: 0x1B231C21E0807A
• Base-36: 237LHFFPHMI

Squares and roots of 7638428105605242

• 7638428105605242 squared (7638428105605242²) is 58345583924500086031619137878564
• 7638428105605242 cubed (7638428105605242³) is 445668548086850853124469822497442564889117832488
• The square root of 7638428105605242 is 87398101.2700232635
• The cube root of 7638428105605242 is 196940.3317244157

Scales and comparisons

• 7,638,428,105,605,242 seconds is equal to 242,878,386 years, 28 weeks, 3 days, 18 hours, 20 minutes, 42 seconds.
• To count from 1 to 7,638,428,105,605,242 would take you about seven hundred twenty-eight million, six hundred thirty-five thousand, one hundred fifty-nine 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 7638428105605242 cubic inches would be around 16411.7 feet tall.

Recreational maths with 7638428105605242

• 7638428105605242 backwards is 2425065018248367
• The number of decimal digits it has is: 16
• The sum of 7638428105605242's digits is 63
• More coming soon!