12981703448

Names of 12981703448

• Cardinal: 12981703448 can be written as Twelve billion, nine hundred eighty-one million, seven hundred three thousand, four hundred forty-eight.

Scientific notation

• Scientific notation: 1.2981703448 × 10¹⁰

Factors of 12981703448

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4220

Divisors of 12981703448

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 7 8 14 28 56 59 118 236 413 472 826 1459 1652 2693 2918 3304 5386 5836 10213 10772 11672 18851 20426 21544 37702 40852 75404 81704 86081 150808 158887 172162 317774 344324 602567 635548 688648 1112209 1205134 1271096 2224418 2410268 3929087 4448836 4820536 7858174 8897672 15716348 27503609 31432696 55007218 110014436 220028872 231816133 463632266 927264532 1622712931 1854529064 3245425862 6490851724 12981703448
• Sum of all divisors σ(n): 28319328000
• Sum of proper divisors (its aliquot sum) s(n): 15337624552
• 12981703448 is an abundant number, because the sum of its proper divisors (15337624552) is greater than itself. Its abundance is 2355921104

Bases of 12981703448

• Binary: 1100000101110001010001001100011000₂
• Hexadecimal: 0x305C51318
• Base-36: 5YOYYHK

Squares and roots of 12981703448

• 12981703448 squared (12981703448²) is 168524624411815088704
• 12981703448 cubed (12981703448³) is 2187736697799764908967142651392
• The square root of 12981703448 is 113937.2785702731
• The cube root of 12981703448 is 2350.2310590977

Scales and comparisons

• 12,981,703,448 seconds is equal to 412 years, 40 weeks, 3 days, 4 hours, 44 minutes, 8 seconds.
• To count from 1 to 12,981,703,448 would take you about eight hundred twenty-five 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 12981703448 cubic inches would be around 195.9 feet tall.

Recreational maths with 12981703448

• 12981703448 backwards is 84430718921
• The number of decimal digits it has is: 11
• The sum of 12981703448's digits is 47
• More coming soon!