45189120

Names of 45189120

• Cardinal: 45189120 can be written as Forty-five million, one hundred eighty-nine thousand, one hundred twenty.

Scientific notation

• Scientific notation: 4.518912 × 10⁷

Factors of 45189120

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1481

Divisors of 45189120

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 160 192 240 256 320 384 480 512 640 768 960 1024 1280 1471 1536 1920 2048 2560 2942 3072 3840 4413 5120 5884 6144 7355 7680 8826 10240 11768 14710 15360 17652 22065 23536 29420 30720 35304 44130 47072 58840 70608 88260 94144 117680 141216 176520 188288 235360 282432 353040 376576 470720 564864 706080 753152 941440 1129728 1412160 1506304 1882880 2259456 2824320 3012608 3765760 4518912 5648640 7531520 9037824 11297280 15063040 22594560 45189120
• Sum of all divisors σ(n): 144668160
• Sum of proper divisors (its aliquot sum) s(n): 99479040
• 45189120 is an abundant number, because the sum of its proper divisors (99479040) is greater than itself. Its abundance is 54289920

Bases of 45189120

• Binary: 10101100011000100000000000₂
• Hexadecimal: 0x2B18800
• Base-36: QWK5C

Squares and roots of 45189120

• 45189120 squared (45189120²) is 2042056566374400
• 45189120 cubed (45189120³) is 92278739224680726528000
• The square root of 45189120 is 6722.2853256909
• The cube root of 45189120 is 356.1869152685

Scales and comparisons

• 45,189,120 seconds is equal to 1 year, 22 weeks, 5 days, 32 minutes.
• To count from 1 to 45,189,120 would take you about 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 45189120 cubic inches would be around 29.7 feet tall.

Recreational maths with 45189120

• 45189120 backwards is 02198154
• 45189120 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 45189120's digits is 30
• More coming soon!