138490352

Names of 138490352

• Cardinal: 138490352 can be written as One hundred thirty-eight million, four hundred ninety thousand, three hundred fifty-two.

Scientific notation

• Scientific notation: 1.38490352 × 10⁸

Factors of 138490352

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 8680

Divisors of 138490352

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 7 8 11 13 14 16 22 26 28 44 52 56 77 88 91 104 112 143 154 176 182 208 286 308 364 572 616 728 1001 1144 1232 1456 2002 2288 4004 8008 8647 16016 17294 34588 60529 69176 95117 112411 121058 138352 190234 224822 242116 380468 449644 484232 665819 760936 786877 899288 968464 1236521 1331638 1521872 1573754 1798576 2473042 2663276 3147508 4946084 5326552 6295016 8655647 9892168 10653104 12590032 17311294 19784336 34622588 69245176 138490352
• Sum of all divisors σ(n): 360310272
• Sum of proper divisors (its aliquot sum) s(n): 221819920
• 138490352 is an abundant number, because the sum of its proper divisors (221819920) is greater than itself. Its abundance is 83329568

Bases of 138490352

• Binary: 1000010000010011000111110000₂
• Hexadecimal: 0x84131F0
• Base-36: 2AGBU8

Squares and roots of 138490352

• 138490352 squared (138490352²) is 19179577597083904
• 138490352 cubed (138490352³) is 2656186452631464038494208
• The square root of 138490352 is 11768.1923845593
• The cube root of 138490352 is 517.3762710727

Scales and comparisons

• 138,490,352 seconds is equal to 4 years, 20 weeks, 6 days, 21 hours, 32 minutes, 32 seconds.
• To count from 1 to 138,490,352 would take you about 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 138490352 cubic inches would be around 43.1 feet tall.

Recreational maths with 138490352

• 138490352 backwards is 253094831
• The number of decimal digits it has is: 9
• The sum of 138490352's digits is 35
• More coming soon!