139553040

Names of 139553040

• Cardinal: 139553040 can be written as One hundred thirty-nine million, five hundred fifty-three thousand and forty.

Scientific notation

• Scientific notation: 1.3955304 × 10⁸

Factors of 139553040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 52882

Divisors of 139553040

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 33 40 44 48 55 60 66 80 88 110 120 132 165 176 220 240 264 330 440 528 660 880 1320 2640 52861 105722 158583 211444 264305 317166 422888 528610 581471 634332 792915 845776 1057220 1162942 1268664 1585830 1744413 2114440 2325884 2537328 2907355 3171660 3488826 4228880 4651768 5814710 6343320 6977652 8722065 9303536 11629420 12686640 13955304 17444130 23258840 27910608 34888260 46517680 69776520 139553040
• Sum of all divisors σ(n): 471951936
• Sum of proper divisors (its aliquot sum) s(n): 332398896
• 139553040 is an abundant number, because the sum of its proper divisors (332398896) is greater than itself. Its abundance is 192845856

Bases of 139553040

• Binary: 1000010100010110100100010000₂
• Hexadecimal: 0x8516910
• Base-36: 2B33TC

Squares and roots of 139553040

• 139553040 squared (139553040²) is 19475050973241600
• 139553040 cubed (139553040³) is 2717802567470823934464000
• The square root of 139553040 is 11813.2569598735
• The cube root of 139553040 is 518.6962408121

Scales and comparisons

• 139,553,040 seconds is equal to 4 years, 22 weeks, 5 days, 4 hours, 44 minutes.
• To count from 1 to 139,553,040 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 139553040 cubic inches would be around 43.2 feet tall.

Recreational maths with 139553040

• 139553040 backwards is 040355931
• 139553040 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 139553040's digits is 30
• More coming soon!