7040400768

Names of 7040400768

• Cardinal: 7040400768 can be written as Seven billion, forty million, four hundred thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 7.040400768 × 10⁹

Factors of 7040400768

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 679056

Divisors of 7040400768

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 192 216 288 324 384 432 576 648 864 1152 1296 1728 2592 3456 5184 10368 679051 1358102 2037153 2716204 4074306 5432408 6111459 8148612 10864816 12222918 16297224 18334377 21729632 24445836 32594448 36668754 43459264 48891672 55003131 65188896 73337508 86918528 97783344 110006262 130377792 146675016 195566688 220012524 260755584 293350032 391133376 440025048 586700064 782266752 880050096 1173400128 1760100192 2346800256 3520200384 7040400768
• Sum of all divisors σ(n): 20952149460
• Sum of proper divisors (its aliquot sum) s(n): 13911748692
• 7040400768 is an abundant number, because the sum of its proper divisors (13911748692) is greater than itself. Its abundance is 6871347924

Bases of 7040400768

• Binary: 110100011101000111111110110000000₂
• Hexadecimal: 0x1A3A3FD80
• Base-36: 38FO800

Squares and roots of 7040400768

• 7040400768 squared (7040400768²) is 49567242974054989824
• 7040400768 cubed (7040400768³) is 348973255502179354431121784832
• The square root of 7040400768 is 83907.0960527177
• The cube root of 7040400768 is 1916.6043104637

Scales and comparisons

• 7,040,400,768 seconds is equal to 223 years, 44 weeks, 6 days, 2 hours, 52 minutes, 48 seconds.
• To count from 1 to 7,040,400,768 would take you about four hundred forty-seven 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 7040400768 cubic inches would be around 159.7 feet tall.

Recreational maths with 7040400768

• 7040400768 backwards is 8670040407
• 7040400768 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 7040400768's digits is 36
• More coming soon!