12864988448

Names of 12864988448

• Cardinal: 12864988448 can be written as Twelve billion, eight hundred sixty-four million, nine hundred eighty-eight thousand, four hundred forty-eight.

Scientific notation

• Scientific notation: 1.2864988448 × 10¹⁰

Factors of 12864988448

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 26833

Divisors of 12864988448

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 89 104 169 178 208 338 356 416 676 712 1157 1352 1424 2314 2704 2848 4628 5408 9256 15041 18512 26729 30082 37024 53458 60164 106916 120328 213832 240656 347477 427664 481312 694954 855328 1389908 2378881 2779816 4517201 4757762 5559632 9034402 9515524 11119264 18068804 19031048 30925453 36137608 38062096 61850906 72275216 76124192 123701812 144550432 247403624 402030889 494807248 804061778 989614496 1608123556 3216247112 6432494224 12864988448
• Sum of all divisors σ(n): 27735315300
• Sum of proper divisors (its aliquot sum) s(n): 14870326852
• 12864988448 is an abundant number, because the sum of its proper divisors (14870326852) is greater than itself. Its abundance is 2005338404

Bases of 12864988448

• Binary: 1011111110110100000010010100100000₂
• Hexadecimal: 0x2FED02520
• Base-36: 5WRHCM8

Squares and roots of 12864988448

• 12864988448 squared (12864988448²) is 165507927767173448704
• 12864988448 cubed (12864988448³) is 2129257578777104851189280571392
• The square root of 12864988448 is 113423.9324305061
• The cube root of 12864988448 is 2343.1664129673

Scales and comparisons

• 12,864,988,448 seconds is equal to 409 years, 3 weeks, 3 days, 7 hours, 54 minutes, 8 seconds.
• To count from 1 to 12,864,988,448 would take you about eight hundred eighteen 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 12864988448 cubic inches would be around 195.3 feet tall.

Recreational maths with 12864988448

• 12864988448 backwards is 84488946821
• The number of decimal digits it has is: 11
• The sum of 12864988448's digits is 62
• More coming soon!