12406991400

Names of 12406991400

• Cardinal: 12406991400 can be written as Twelve billion, four hundred six million, nine hundred ninety-one thousand, four hundred.

Scientific notation

• Scientific notation: 1.24069914 × 10¹⁰

Factors of 12406991400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2297601

Divisors of 12406991400

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 27 30 36 40 45 50 54 60 72 75 90 100 108 120 135 150 180 200 216 225 270 300 360 450 540 600 675 900 1080 1350 1800 2700 5400 2297591 4595182 6892773 9190364 11487955 13785546 18380728 20678319 22975910 27571092 34463865 41356638 45951820 55142184 57439775 62034957 68927730 82713276 91903640 103391595 114879550 124069914 137855460 165426552 172319325 206783190 229759100 248139828 275710920 310174785 344638650 413566380 459518200 496279656 516957975 620349570 689277300 827132760 1033915950 1240699140 1378554600 1550873925 2067831900 2481398280 3101747850 4135663800 6203495700 12406991400
• Sum of all divisors σ(n): 42735211200
• Sum of proper divisors (its aliquot sum) s(n): 30328219800
• 12406991400 is an abundant number, because the sum of its proper divisors (30328219800) is greater than itself. Its abundance is 17921228400

Bases of 12406991400

• Binary: 1011100011100000111010101000101000₂
• Hexadecimal: 0x2E383AA28
• Base-36: 5P6SVU0

Squares and roots of 12406991400

• 12406991400 squared (12406991400²) is 153933435599673960000
• 12406991400 cubed (12406991400³) is 1909850811657608664523944000000
• The square root of 12406991400 is 111386.6751456385
• The cube root of 12406991400 is 2315.0239786541

Scales and comparisons

• 12,406,991,400 seconds is equal to 394 years, 26 weeks, 1 day, 10 hours, 30 minutes.
• To count from 1 to 12,406,991,400 would take you about seven hundred eighty-nine 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 12406991400 cubic inches would be around 192.9 feet tall.

Recreational maths with 12406991400

• 12406991400 backwards is 00419960421
• 12406991400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12406991400's digits is 36
• More coming soon!