45045440

Names of 45045440

• Cardinal: 45045440 can be written as Forty-five million, forty-five thousand, four hundred forty.

Scientific notation

• Scientific notation: 4.504544 × 10⁷

Factors of 45045440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 276

Divisors of 45045440

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 55 64 67 80 88 110 134 160 176 191 220 268 320 335 352 382 440 536 670 704 737 764 880 955 1072 1340 1474 1528 1760 1910 2101 2144 2680 2948 3056 3520 3685 3820 4202 4288 5360 5896 6112 7370 7640 8404 10505 10720 11792 12224 12797 14740 15280 16808 21010 21440 23584 25594 29480 30560 33616 42020 47168 51188 58960 61120 63985 67232 84040 102376 117920 127970 134464 140767 168080 204752 235840 255940 281534 336160 409504 511880 563068 672320 703835 819008 1023760 1126136 1407670 2047520 2252272 2815340 4095040 4504544 5630680 9009088 11261360 22522720 45045440
• Sum of all divisors σ(n): 119384064
• Sum of proper divisors (its aliquot sum) s(n): 74338624
• 45045440 is an abundant number, because the sum of its proper divisors (74338624) is greater than itself. Its abundance is 29293184

Bases of 45045440

• Binary: 10101011110101011011000000₂
• Hexadecimal: 0x2AF56C0
• Base-36: QTHA8

Squares and roots of 45045440

• 45045440 squared (45045440²) is 2029091664793600
• 45045440 cubed (45045440³) is 91401326840960221184000
• The square root of 45045440 is 6711.5899755573
• The cube root of 45045440 is 355.8090125679

Scales and comparisons

• 45,045,440 seconds is equal to 1 year, 22 weeks, 3 days, 8 hours, 37 minutes, 20 seconds.
• To count from 1 to 45,045,440 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 45045440 cubic inches would be around 29.7 feet tall.

Recreational maths with 45045440

• 45045440 backwards is 04454054
• The number of decimal digits it has is: 8
• The sum of 45045440's digits is 26
• More coming soon!