1643620426875

Names of 1643620426875

• Cardinal: 1643620426875 can be written as One trillion, six hundred forty-three billion, six hundred twenty million, four hundred twenty-six thousand, eight hundred seventy-five.

Scientific notation

• Scientific notation: 1.643620426875 × 10¹²

Factors of 1643620426875

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 473

Divisors of 1643620426875

• Number of divisors d(n): 240
• Complete list of divisors:
  1 3 5 7 9 15 21 25 27 35 45 63 75 105 125 127 135 175 189 225 315 331 375 381 525 625 635 675 875 889 945 993 1125 1143 1575 1655 1875 1905 2317 2625 2667 2979 3175 3375 3429 4375 4445 4725 4965 5625 5715 6951 7875 8001 8275 8937 9525 11585 13125 13335 14895 15875 16875 17145 20853 22225 23625 24003 24825 28575 34755 39375 40005 41375 42037 44685 47625 57925 62559 66675 74475 79375 85725 104265 109561 111125 118125 120015 124125 126111 142875 173775 200025 206875 210185 223425 238125 289625 294259 312795 328683 333375 372375 378333 428625 521325 547805 555625 600075 620625 630555 714375 766927 868875 882777 986049 1000125 1050925 1117125 1134999 1448125 1471295 1563975 1643415 1666875 1861875 1891665 2143125 2300781 2606625 2648331 2739025 2958147 3000375 3152775 3834635 4344375 4413885 4930245 5000625 5254625 5585625 5674995 6902343 7356475 7819875 7944993 8217075 9458325 11503905 13033125 13241655 13695125 13914247 14790735 15001875 15763875 19173175 20707029 22069425 24651225 26273125 28374975 34511715 36782375 39099375 39724965 41085375 41742741 47291625 57519525 66208275 68475625 69571235 73953675 78819375 95865875 97399729 103535145 110347125 123256125 125228223 141874875 172558575 183911875 198624825 205426875 208713705 236458125 287597625 292199187 331041375 347856175 369768375 375684669 479329375 486998645 517675725 551735625 616280625 626141115 709374375 862792875 876597561 993124125 1043568525 1437988125 1460995935 1655206875 1739280875 1848841875 1878423345 2434993225 2588378625 2629792683 3130705575 4313964375 4382987805 4965620625 5217842625 7304979675 8696404375 9392116725 12174966125 12941893125 13148963415 15653527875 21914939025 26089213125 36524898375 46960583625 60874830625 65744817075 78267639375 109574695125 182624491875 234802918125 328724085375 547873475625 1643620426875
• Sum of all divisors σ(n): 3515450695680
• Sum of proper divisors (its aliquot sum) s(n): 1871830268805
• 1643620426875 is an abundant number, because the sum of its proper divisors (1871830268805) is greater than itself. Its abundance is 228209841930

Bases of 1643620426875

• Binary: 10111111010101111011010010110010001111011₂
• Hexadecimal: 0x17EAF69647B
• Base-36: KZ2H5Y0R

Squares and roots of 1643620426875

• 1643620426875 squared (1643620426875²) is 2701488107640757222265625
• 1643620426875 cubed (1643620426875³) is 4440221036678237334808465817138671875
• The square root of 1643620426875 is 1282037.6074339629
• The cube root of 1643620426875 is 11801.4084952687

Scales and comparisons

• 1,643,620,426,875 seconds is equal to 52,262 years, 2 weeks, 2 days, 13 hours, 41 minutes, 15 seconds.
• To count from 1 to 1,643,620,426,875 would take you about one hundred thirty thousand, six hundred fifty-five 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 1643620426875 cubic inches would be around 983.5 feet tall.

Recreational maths with 1643620426875

• 1643620426875 backwards is 5786240263461
• The number of decimal digits it has is: 13
• The sum of 1643620426875's digits is 54
• More coming soon!