6940140137896171491

Names of 6940140137896171491

• Cardinal: 6940140137896171491 can be written as Six quintillion, nine hundred forty quadrillion, one hundred forty trillion, one hundred thirty-seven billion, eight hundred ninety-six million, one hundred seventy-one thousand, four hundred ninety-one.

Scientific notation

• Scientific notation: 6.940140137896171491 × 10¹⁸

Factors of 6940140137896171491

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 608342215216

Divisors of 6940140137896171491

• Number of divisors d(n): 40
• Complete list of divisors:
  1 3 9 27 81 127 381 1109 1143 3327 3429 9981 10287 29943 89829 140843 422529 1267587 3802761 11408283 608342213977 1825026641931 5475079925793 16425239777379 49275719332137 77259461175079 231778383525237 674651515300493 695335150575711 2023954545901479 2086005451727133 6071863637704437 6258016355181399 18215590913113311 54646772739339933 85680742443162611 257042227329487833 771126681988463499 2313380045965390497 6940140137896171491
• Sum of all divisors σ(n): 10458424673201303040
• Sum of proper divisors (its aliquot sum) s(n): 3518284535305131549
• 6940140137896171491 is a deficient number, because the sum of its proper divisors (3518284535305131549) is less than itself. Its deficiency is 3421855602591039942

Bases of 6940140137896171491

• Binary: 110000001010000010101001010111101011010101110110101011111100011₂
• Hexadecimal: 0x605054AF5ABB57E3
• Base-36: 1GQ7ECSYR3Z6R

Squares and roots of 6940140137896171491

• 6940140137896171491 squared (6940140137896171491²) is 48165545133637490238451591875281163081
• 6940140137896171491 cubed (6940140137896171491³) is 334275633045607163209063297385673006680684888059513923771
• The square root of 6940140137896171491 is 2634414572.1385940381
• The cube root of 6940140137896171491 is 1907462.8133739301

Scales and comparisons

• 6,940,140,137,896,171,491 seconds is equal to 220,674,989,122 years, 8 weeks, 22 hours, 44 minutes, 51 seconds.
• To count from 1 to 6,940,140,137,896,171,491 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 6940140137896171491 cubic inches would be around 158955.2 feet tall.

Recreational maths with 6940140137896171491

• 6940140137896171491 backwards is 1941716987310410496
• 6940140137896171491 is a Harshad number.
• The number of decimal digits it has is: 19
• The sum of 6940140137896171491's digits is 81
• More coming soon!