12987085248

Names of 12987085248

• Cardinal: 12987085248 can be written as Twelve billion, nine hundred eighty-seven million, eighty-five thousand, two hundred forty-eight.

Scientific notation

• Scientific notation: 1.2987085248 × 10¹⁰

Factors of 12987085248

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 609421

Divisors of 12987085248

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 37 48 64 72 74 96 111 144 148 192 222 288 296 333 444 576 592 666 888 1184 1332 1776 2368 2664 3552 5328 7104 10656 21312 609379 1218758 1828137 2437516 3656274 4875032 5484411 7312548 9750064 10968822 14625096 19500128 21937644 22547023 29250192 39000256 43875288 45094046 58500384 67641069 87750576 90188092 117000768 135282138 175501152 180376184 202923207 270564276 351002304 360752368 405846414 541128552 721504736 811692828 1082257104 1443009472 1623385656 2164514208 3246771312 4329028416 6493542624 12987085248
• Sum of all divisors σ(n): 38231282440
• Sum of proper divisors (its aliquot sum) s(n): 25244197192
• 12987085248 is an abundant number, because the sum of its proper divisors (25244197192) is greater than itself. Its abundance is 12257111944

Bases of 12987085248

• Binary: 1100000110000101110011000111000000₂
• Hexadecimal: 0x3061731C0
• Base-36: 5YS6B40

Squares and roots of 12987085248

• 12987085248 squared (12987085248²) is 168664383238819221504
• 12987085248 cubed (12987085248³) is 2190458723423887572533442772992
• The square root of 12987085248 is 113960.8935029907
• The cube root of 12987085248 is 2350.5557911607

Scales and comparisons

• 12,987,085,248 seconds is equal to 412 years, 49 weeks, 2 days, 11 hours, 40 minutes, 48 seconds.
• To count from 1 to 12,987,085,248 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 12987085248 cubic inches would be around 195.9 feet tall.

Recreational maths with 12987085248

• 12987085248 backwards is 84258078921
• The number of decimal digits it has is: 11
• The sum of 12987085248's digits is 54
• More coming soon!