138101557752

Names of 138101557752

• Cardinal: 138101557752 can be written as One hundred thirty-eight billion, one hundred one million, five hundred fifty-seven thousand, seven hundred fifty-two.

Scientific notation

• Scientific notation: 1.38101557752 × 10¹¹

Factors of 138101557752

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 40810205

Divisors of 138101557752

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 36 47 72 94 141 188 282 376 423 564 846 1128 1692 3384 40810153 81620306 122430459 163240612 244860918 326481224 367291377 489721836 734582754 979443672 1469165508 1918077191 2938331016 3836154382 5754231573 7672308764 11508463146 15344617528 17262694719 23016926292 34525389438 46033852584 69050778876 138101557752
• Sum of all divisors σ(n): 381983041440
• Sum of proper divisors (its aliquot sum) s(n): 243881483688
• 138101557752 is an abundant number, because the sum of its proper divisors (243881483688) is greater than itself. Its abundance is 105779925936

Bases of 138101557752

• Binary: 10000000100111011111101000100111111000₂
• Hexadecimal: 0x20277E89F8
• Base-36: 1RFY3NY0

Squares and roots of 138101557752

• 138101557752 squared (138101557752²) is 19072040253528991293504
• 138101557752 cubed (138101557752³) is 2633878468521202712926147838443008
• The square root of 138101557752 is 371620.1794197941
• The cube root of 138101557752 is 5168.9166102193

Scales and comparisons

• 138,101,557,752 seconds is equal to 4,391 years, 10 weeks, 3 days, 15 hours, 49 minutes, 12 seconds.
• To count from 1 to 138,101,557,752 would take you about eight thousand, seven hundred eighty-two 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 138101557752 cubic inches would be around 430.7 feet tall.

Recreational maths with 138101557752

• 138101557752 backwards is 257755101831
• The number of decimal digits it has is: 12
• The sum of 138101557752's digits is 45
• More coming soon!