12898747272

Names of 12898747272

• Cardinal: 12898747272 can be written as Twelve billion, eight hundred ninety-eight million, seven hundred forty-seven thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 1.2898747272 × 10¹⁰

Factors of 12898747272

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2227

Divisors of 12898747272

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 12 24 41 67 82 97 123 134 164 194 201 246 268 291 328 388 402 492 536 582 776 804 984 1164 1608 2017 2328 2747 3977 4034 5494 6051 6499 7954 8068 8241 10988 11931 12102 12998 15908 16136 16482 19497 21976 23862 24204 25996 31816 32964 38994 47724 48408 51992 65928 77988 82697 95448 135139 155976 165394 195649 248091 266459 270278 330788 391298 405417 496182 532918 540556 586947 661576 782596 799377 810834 992364 1065836 1081112 1173894 1565192 1598754 1621668 1984728 2131672 2347788 3197508 3243336 4695576 5540699 6395016 8021609 11081398 13108483 16043218 16622097 22162796 24064827 26216966 32086436 33244194 39325449 44325592 48129654 52433932 64172872 66488388 78650898 96259308 104867864 132976776 157301796 192518616 314603592 537447803 1074895606 1612343409 2149791212 3224686818 4299582424 6449373636 12898747272
• Sum of all divisors σ(n): 33888839040
• Sum of proper divisors (its aliquot sum) s(n): 20990091768
• 12898747272 is an abundant number, because the sum of its proper divisors (20990091768) is greater than itself. Its abundance is 8091344496

Bases of 12898747272

• Binary: 1100000000110100110100001110001000₂
• Hexadecimal: 0x300D34388
• Base-36: 5XBKX3C

Squares and roots of 12898747272

• 12898747272 squared (12898747272²) is 166377681186927441984
• 12898747272 cubed (12898747272³) is 2146063661331566064353058267648
• The square root of 12898747272 is 113572.6519545969
• The cube root of 12898747272 is 2345.2141788333

Scales and comparisons

• 12,898,747,272 seconds is equal to 410 years, 7 weeks, 2 days, 1 hour, 21 minutes, 12 seconds.
• To count from 1 to 12,898,747,272 would take you about eight hundred twenty 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 12898747272 cubic inches would be around 195.4 feet tall.

Recreational maths with 12898747272

• 12898747272 backwards is 27274789821
• The number of decimal digits it has is: 11
• The sum of 12898747272's digits is 57
• More coming soon!