12345450

Names of 12345450

• Cardinal: 12345450 can be written as Twelve million, three hundred forty-five thousand, four hundred fifty.

Scientific notation

• Scientific notation: 1.234545 × 10⁷

Factors of 12345450

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 510

Divisors of 12345450

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 5 6 10 13 15 25 26 30 39 50 65 75 78 130 150 169 195 325 338 390 487 507 650 845 974 975 1014 1461 1690 1950 2435 2535 2922 4225 4870 5070 6331 7305 8450 12175 12662 12675 14610 18993 24350 25350 31655 36525 37986 63310 73050 82303 94965 158275 164606 189930 246909 316550 411515 474825 493818 823030 949650 1234545 2057575 2469090 4115150 6172725 12345450
• Sum of all divisors σ(n): 33221088
• Sum of proper divisors (its aliquot sum) s(n): 20875638
• 12345450 is an abundant number, because the sum of its proper divisors (20875638) is greater than itself. Its abundance is 8530188

Bases of 12345450

• Binary: 101111000110000001101010₂
• Hexadecimal: 0xBC606A
• Base-36: 7CLT6

Squares and roots of 12345450

• 12345450 squared (12345450²) is 152410135702500
• 12345450 cubed (12345450³) is 1881571709808428625000
• The square root of 12345450 is 3513.6092554523
• The cube root of 12345450 is 231.1189956801

Scales and comparisons

• 12,345,450 seconds is equal to 20 weeks, 2 days, 21 hours, 17 minutes, 30 seconds.
• To count from 1 to 12,345,450 would take you about thirty 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 12345450 cubic inches would be around 19.3 feet tall.

Recreational maths with 12345450

• 12345450 backwards is 05454321
• The number of decimal digits it has is: 8
• The sum of 12345450's digits is 24
• More coming soon!