1021478369798318047

Names of 1021478369798318047

• Cardinal: 1021478369798318047 can be written as One quintillion, twenty-one quadrillion, four hundred seventy-eight trillion, three hundred sixty-nine billion, seven hundred ninety-eight million, three hundred eighteen thousand and forty-seven.

Scientific notation

• Scientific notation: 1.021478369798318047 × 10¹⁸

Factors of 1021478369798318047

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 172

Divisors of 1021478369798318047

• Number of divisors d(n): 150
• Complete list of divisors:
  1 7 11 71 77 83 121 497 581 781 847 913 5041 5467 5893 6391 6889 8591 10043 35287 41251 48223 55451 60137 64823 70301 75779 357911 388157 418403 453761 489119 530453 571787 609961 713053 833569 2505377 2928821 3423833 3937021 4002509 4269727 4602433 4991371 5380309 5834983 6289657 25411681 27559147 29706613 32217031 34727449 37662163 40596877 43307231 44027599 47458321 50626763 59183399 69186227 177881767 207946291 243092143 279528491 284178139 303150617 326772743 332208247 354387341 382001939 414283793 446565647 484303589 522041531 1956699437 2109169523 2287409201 2465648879 2674013573 2882378267 3074813401 3125959529 3369540791 3594500173 3654290717 4202021329 4912222117 5742456841 14764186661 17259542153 20176647869 21523693807 23200864753 23586785537 25161501211 27122137669 29414149303 31706160937 34385554819 37064948701 40197197887 162406053271 175061070409 189854963683 204648856957 221943126559 239237396161 255209512283 259454640907 298343514359 348767770307 407714435711 1225427492863 1432541998699 1674661773127 1786466585981 1925671774499 2088404600513 2251137426527 2441374392149 2631611357771 2854001049977 13479702421493 14530068843947 15757961985689 16985855127431 18421279504397 21182389519489 24762511691797 28947724935481 101710481907629 118900985892017 148276726636423 159830757283417 173337581842579 186844406401741 202634074548367 1118815300983919 1205995714047601 1307910844812187 1758138330117587 2055288470419151 8441969998333207 12306968310823109 13265952854523611 14387019292934057 92861669981665277 145925481399759721 1021478369798318047
• Sum of all divisors σ(n): 1317382653713615720
• Sum of proper divisors (its aliquot sum) s(n): 295904283915297673
• 1021478369798318047 is a deficient number, because the sum of its proper divisors (295904283915297673) is less than itself. Its deficiency is 725574085883020374

Bases of 1021478369798318047

• Binary: 111000101101000001010010101001010001100100101110011111011111₂
• Hexadecimal: 0xE2D052A5192E7DF
• Base-36: 7RDVV0V7YYU7

Squares and roots of 1021478369798318047

• 1021478369798318047 squared (1021478369798318047²) is 1043418059965829394822962390165894209
• 1021478369798318047 cubed (1021478369798318047³) is 1065828978912019073792466475265258502107553791937489823
• The square root of 1021478369798318047 is 1010682130.9384657599
• The cube root of 1021478369798318047 is 1007108.8017886539

Scales and comparisons

• 1,021,478,369,798,318,047 seconds is equal to 32,479,852,519 years, 27 weeks, 5 days, 3 hours, 54 minutes, 7 seconds.
• To count from 1 to 1,021,478,369,798,318,047 would take you about one hundred thirteen billion, six hundred seventy-nine million, four hundred eighty-three thousand, eight hundred eighteen 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 1021478369798318047 cubic inches would be around 83925.7 feet tall.

Recreational maths with 1021478369798318047

• 1021478369798318047 backwards is 7408138979638741201
• The number of decimal digits it has is: 19
• The sum of 1021478369798318047's digits is 88
• More coming soon!