15430835615420

Names of 15430835615420

• Cardinal: 15430835615420 can be written as Fifteen trillion, four hundred thirty billion, eight hundred thirty-five million, six hundred fifteen thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.543083561542 × 10¹³

Factors of 15430835615420

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 134450

Divisors of 15430835615420

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 10 20 31 62 124 155 310 431 620 862 1724 2155 4310 8620 13361 26722 53444 66805 133610 133981 185761 267220 267962 371522 535924 669905 743044 928805 1339810 1857610 2679620 3715220 4153411 5758591 8306822 11517182 16613644 20767055 23034364 28792955 41534110 57585910 57745811 83068220 115171820 115491622 230983244 288729055 577458110 1154916220 1790120141 3580240282 7160480564 8950600705 17901201410 24888444541 35802402820 49776889082 99553778164 124442222705 248884445410 497768890820 771541780771 1543083561542 3086167123084 3857708903855 7715417807710 15430835615420
• Sum of all divisors σ(n): 33528110146944
• Sum of proper divisors (its aliquot sum) s(n): 18097274531524
• 15430835615420 is an abundant number, because the sum of its proper divisors (18097274531524) is greater than itself. Its abundance is 2666438916104

Bases of 15430835615420

• Binary: 11100000100011000101011110011011011010111100₂
• Hexadecimal: 0xE08C579B6BC
• Base-36: 5GWTT42IK

Squares and roots of 15430835615420

• 15430835615420 squared (15430835615420²) is 238110687790114330141776400
• 15430835615420 cubed (15430835615420³) is 3674246881563848339345439291146032088000
• The square root of 15430835615420 is 3928210.2305528405
• The cube root of 15430835615420 is 24896.0137355191

Scales and comparisons

• 15,430,835,615,420 seconds is equal to 490,652 years, 43 weeks, 5 days, 10 hours, 30 minutes, 20 seconds.
• To count from 1 to 15,430,835,615,420 would take you about one million, two hundred twenty-six thousand, six hundred thirty-two 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 15430835615420 cubic inches would be around 2074.7 feet tall.

Recreational maths with 15430835615420

• 15430835615420 backwards is 02451653803451
• The number of decimal digits it has is: 14
• The sum of 15430835615420's digits is 47
• More coming soon!