1994093440

Names of 1994093440

• Cardinal: 1994093440 can be written as One billion, nine hundred ninety-four million, ninety-three thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.99409344 × 10⁹

Factors of 1994093440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 66347

Divisors of 1994093440

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 47 64 80 94 128 160 188 235 320 376 470 640 752 940 1504 1880 3008 3760 6016 7520 15040 30080 66293 132586 265172 331465 530344 662930 1060688 1325860 2121376 2651720 3115771 4242752 5303440 6231542 8485504 10606880 12463084 15578855 21213760 24926168 31157710 42427520 49852336 62315420 99704672 124630840 199409344 249261680 398818688 498523360 997046720 1994093440
• Sum of all divisors σ(n): 4868631360
• Sum of proper divisors (its aliquot sum) s(n): 2874537920
• 1994093440 is an abundant number, because the sum of its proper divisors (2874537920) is greater than itself. Its abundance is 880444480

Bases of 1994093440

• Binary: 1110110110110110111001110000000₂
• Hexadecimal: 0x76DB7380
• Base-36: WZ8CCG

Squares and roots of 1994093440

• 1994093440 squared (1994093440²) is 3976408647451033600
• 1994093440 cubed (1994093440³) is 7929330398641378822979584000
• The square root of 1994093440 is 44655.2733728055
• The cube root of 1994093440 is 1258.6795270239

Scales and comparisons

• 1,994,093,440 seconds is equal to 63 years, 21 weeks, 18 hours, 50 minutes, 40 seconds.
• To count from 1 to 1,994,093,440 would take you about one hundred twenty-six 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 1994093440 cubic inches would be around 104.9 feet tall.

Recreational maths with 1994093440

• 1994093440 backwards is 0443904991
• The number of decimal digits it has is: 10
• The sum of 1994093440's digits is 43
• More coming soon!