149369405731

Names of 149369405731

• Cardinal: 149369405731 can be written as One hundred forty-nine billion, three hundred sixty-nine million, four hundred five thousand, seven hundred thirty-one.

Scientific notation

• Scientific notation: 1.49369405731 × 10¹¹

Factors of 149369405731

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 916

Divisors of 149369405731

• Number of divisors d(n): 56
• Complete list of divisors:
  1 7 13 49 91 127 343 637 769 889 1651 2401 4459 5383 6223 9997 11557 16807 31213 37681 43561 69979 80899 97663 117649 218491 263767 304927 489853 566293 683641 1269619 1529437 1846369 2134489 3428971 3964051 4785487 8887333 12924583 14941423 24002797 27748357 33498409 62211331 90472081 168019579 194238499 234488863 435479317 1176137053 1641422041 3048355219 11489954287 21338486533 149369405731
• Sum of all divisors σ(n): 189392698880
• Sum of proper divisors (its aliquot sum) s(n): 40023293149
• 149369405731 is a deficient number, because the sum of its proper divisors (40023293149) is less than itself. Its deficiency is 109346112582

Bases of 149369405731

• Binary: 10001011000111000111000100000100100011₂
• Hexadecimal: 0x22C71C4123
• Base-36: 1WMAOR37

Squares and roots of 149369405731

• 149369405731 squared (149369405731²) is 22311219368432095644361
• 149369405731 cubed (149369405731³) is 3332613578196679267625156091232891
• The square root of 149369405731 is 386483.3835121505
• The cube root of 149369405731 is 5305.8367610593

Scales and comparisons

• 149,369,405,731 seconds is equal to 4,749 years, 25 weeks, 1 day, 13 hours, 35 minutes, 31 seconds.
• To count from 1 to 149,369,405,731 would take you about nine thousand, four hundred ninety-eight 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 149369405731 cubic inches would be around 442.2 feet tall.

Recreational maths with 149369405731

• 149369405731 backwards is 137504963941
• The number of decimal digits it has is: 12
• The sum of 149369405731's digits is 52
• More coming soon!