138904076288

Names of 138904076288

• Cardinal: 138904076288 can be written as One hundred thirty-eight billion, nine hundred four million, seventy-six thousand, two hundred eighty-eight.

Scientific notation

• Scientific notation: 1.38904076288 × 10¹¹

Factors of 138904076288

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 14360

Divisors of 138904076288

• Number of divisors d(n): 76
• Complete list of divisors:
  1 2 4 8 16 32 37 64 74 128 148 256 296 512 592 1024 1184 2048 2368 4096 4736 8192 9472 14321 16384 18944 28642 32768 37888 57284 65536 75776 114568 131072 151552 229136 262144 303104 458272 529877 606208 916544 1059754 1212416 1833088 2119508 2424832 3666176 4239016 4849664 7332352 8478032 9699328 14664704 16956064 29329408 33912128 58658816 67824256 117317632 135648512 234635264 271297024 469270528 542594048 938541056 1085188096 1877082112 2170376192 3754164224 4340752384 8681504768 17363009536 34726019072 69452038144 138904076288
• Sum of all divisors σ(n): 285335859732
• Sum of proper divisors (its aliquot sum) s(n): 146431783444
• 138904076288 is an abundant number, because the sum of its proper divisors (146431783444) is greater than itself. Its abundance is 7527707156

Bases of 138904076288

• Binary: 10000001010111010101000000000000000000₂
• Hexadecimal: 0x2057540000
• Base-36: 1RT7WF7K

Squares and roots of 138904076288

• 138904076288 squared (138904076288²) is 19294342409422523858944
• 138904076288 cubed (138904076288³) is 2680062809965219984128257527119872
• The square root of 138904076288 is 372698.3717270575
• The cube root of 138904076288 is 5178.9095994973

Scales and comparisons

• 138,904,076,288 seconds is equal to 4,416 years, 37 weeks, 3 days, 1 hour, 38 minutes, 8 seconds.
• To count from 1 to 138,904,076,288 would take you about eight thousand, eight hundred thirty-three 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 138904076288 cubic inches would be around 431.6 feet tall.

Recreational maths with 138904076288

• 138904076288 backwards is 882670409831
• The number of decimal digits it has is: 12
• The sum of 138904076288's digits is 56
• More coming soon!