8393945472

Names of 8393945472

• Cardinal: 8393945472 can be written as Eight billion, three hundred ninety-three million, nine hundred forty-five thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 8.393945472 × 10⁹

Factors of 8393945472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 662417

Divisors of 8393945472

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 32 33 36 44 48 64 66 72 88 96 99 128 132 144 176 192 198 264 288 352 384 396 528 576 704 792 1056 1152 1408 1584 2112 3168 4224 6336 12672 662401 1324802 1987203 2649604 3974406 5299208 5961609 7286411 7948812 10598416 11923218 14572822 15897624 21196832 21859233 23846436 29145644 31795248 42393664 43718466 47692872 58291288 63590496 65577699 84787328 87436932 95385744 116582576 127180992 131155398 174873864 190771488 233165152 254361984 262310796 349747728 381542976 466330304 524621592 699495456 763085952 932660608 1049243184 1398990912 2098486368 2797981824 4196972736 8393945472
• Sum of all divisors σ(n): 26350351560
• Sum of proper divisors (its aliquot sum) s(n): 17956406088
• 8393945472 is an abundant number, because the sum of its proper divisors (17956406088) is greater than itself. Its abundance is 9562460616

Bases of 8393945472

• Binary: 111110100010100010111000110000000₂
• Hexadecimal: 0x1F4517180
• Base-36: 3UTJDS0

Squares and roots of 8393945472

• 8393945472 squared (8393945472²) is 70458320586909302784
• 8393945472 cubed (8393945472³) is 591423301055211724578433794048
• The square root of 8393945472 is 91618.4777869617
• The cube root of 8393945472 is 2032.3041993995

Scales and comparisons

• 8,393,945,472 seconds is equal to 266 years, 46 weeks, 6 days, 3 hours, 31 minutes, 12 seconds.
• To count from 1 to 8,393,945,472 would take you about five hundred thirty-three 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 8393945472 cubic inches would be around 169.4 feet tall.

Recreational maths with 8393945472

• 8393945472 backwards is 2745493938
• The number of decimal digits it has is: 10
• The sum of 8393945472's digits is 54
• More coming soon!