4000157385

Names of 4000157385

• Cardinal: 4000157385 can be written as Four billion, one hundred fifty-seven thousand, three hundred eighty-five.

Scientific notation

• Scientific notation: 4.000157385 × 10⁹

Factors of 4000157385

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 465

Divisors of 4000157385

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 7 15 21 31 35 49 93 105 147 155 217 245 419 465 651 735 1085 1257 1519 2095 2933 3255 4557 6285 7595 8799 12989 14665 20531 22785 38967 43995 61593 64945 90923 102655 175561 194835 272769 307965 454615 526683 636461 877805 1228927 1363845 1909383 2633415 3182305 3686781 5442391 6144635 8602489 9546915 16327173 18433905 25807467 27211955 38096737 43012445 81635865 114290211 129037335 190483685 266677159 571451055 800031477 1333385795 4000157385
• Sum of all divisors σ(n): 7703744256
• Sum of proper divisors (its aliquot sum) s(n): 3703586871
• 4000157385 is a deficient number, because the sum of its proper divisors (3703586871) is less than itself. Its deficiency is 296570514

Bases of 4000157385

• Binary: 11101110011011011000111011001001₂
• Hexadecimal: 0xEE6D8EC9
• Base-36: 1U5L96X

Squares and roots of 4000157385

• 4000157385 squared (4000157385²) is 16001259104770038225
• 4000157385 cubed (4000157385³) is 64007554777244357132466041625
• The square root of 4000157385 is 63246.7974288027
• The cube root of 4000157385 is 1587.4218711215

Scales and comparisons

• 4,000,157,385 seconds is equal to 127 years, 10 weeks, 2 hours, 49 minutes, 45 seconds.
• To count from 1 to 4,000,157,385 would take you about two hundred fifty-four 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 4000157385 cubic inches would be around 132.3 feet tall.

Recreational maths with 4000157385

• 4000157385 backwards is 5837510004
• The number of decimal digits it has is: 10
• The sum of 4000157385's digits is 33
• More coming soon!