139412070

Names of 139412070

• Cardinal: 139412070 can be written as One hundred thirty-nine million, four hundred twelve thousand and seventy.

Scientific notation

• Scientific notation: 1.3941207 × 10⁸

Factors of 139412070

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4373

Divisors of 139412070

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 17 18 21 27 30 34 35 42 45 51 54 63 70 85 90 102 105 119 126 135 153 170 189 210 238 255 270 306 315 357 378 459 510 595 630 714 765 918 945 1071 1190 1530 1785 1890 2142 2295 3213 3570 4339 4590 5355 6426 8678 10710 13017 16065 21695 26034 30373 32130 39051 43390 60746 65085 73763 78102 91119 117153 130170 147526 151865 182238 195255 221289 234306 273357 303730 368815 390510 442578 455595 516341 546714 585765 663867 737630 820071 911190 1032682 1106445 1171530 1327734 1366785 1549023 1640142 1991601 2212890 2581705 2733570 3098046 3319335 3983202 4100355 4647069 5163410 6638670 7745115 8200710 9294138 9958005 13941207 15490230 19916010 23235345 27882414 46470690 69706035 139412070
• Sum of all divisors σ(n): 449971200
• Sum of proper divisors (its aliquot sum) s(n): 310559130
• 139412070 is an abundant number, because the sum of its proper divisors (310559130) is greater than itself. Its abundance is 171147060

Bases of 139412070

• Binary: 1000010011110100001001100110₂
• Hexadecimal: 0x84F4266
• Base-36: 2B031I

Squares and roots of 139412070

• 139412070 squared (139412070²) is 19435725261684900
• 139412070 cubed (139412070³) is 2709574690682783596743000
• The square root of 139412070 is 11807.2888505363
• The cube root of 139412070 is 518.5215276851

Scales and comparisons

• 139,412,070 seconds is equal to 4 years, 22 weeks, 3 days, 13 hours, 34 minutes, 30 seconds.
• To count from 1 to 139,412,070 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 139412070 cubic inches would be around 43.2 feet tall.

Recreational maths with 139412070

• 139412070 backwards is 070214931
• 139412070 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 139412070's digits is 27
• More coming soon!