13120000

Names of 13120000

• Cardinal: 13120000 can be written as Thirteen million, one hundred twenty thousand.

Scientific notation

• Scientific notation: 1.312 × 10⁷

Factors of 13120000

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 48

Divisors of 13120000

• Number of divisors d(n): 100
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 41 50 64 80 82 100 125 128 160 164 200 205 250 256 320 328 400 410 500 512 625 640 656 800 820 1000 1025 1250 1280 1312 1600 1640 2000 2050 2500 2560 2624 3200 3280 4000 4100 5000 5125 5248 6400 6560 8000 8200 10000 10250 10496 12800 13120 16000 16400 20000 20500 20992 25625 26240 32000 32800 40000 41000 51250 52480 64000 65600 80000 82000 102500 104960 131200 160000 164000 205000 262400 320000 328000 410000 524800 656000 820000 1312000 1640000 2624000 3280000 6560000 13120000
• Sum of all divisors σ(n): 33556446
• Sum of proper divisors (its aliquot sum) s(n): 20436446
• 13120000 is an abundant number, because the sum of its proper divisors (20436446) is greater than itself. Its abundance is 7316446

Bases of 13120000

• Binary: 110010000011001000000000₂
• Hexadecimal: 0xC83200
• Base-36: 7T7GG

Squares and roots of 13120000

• 13120000 squared (13120000²) is 172134400000000
• 13120000 cubed (13120000³) is 2258403328000000000000
• The square root of 13120000 is 3622.1540552551
• The cube root of 13120000 is 235.8547415989

Scales and comparisons

• 13,120,000 seconds is equal to 21 weeks, 4 days, 20 hours, 26 minutes, 40 seconds.
• To count from 1 to 13,120,000 would take you about thirty-two weeks!

  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 13120000 cubic inches would be around 19.7 feet tall.

Recreational maths with 13120000

• 13120000 backwards is 00002131
• The number of decimal digits it has is: 8
• The sum of 13120000's digits is 7
• More coming soon!