45225440

Names of 45225440

• Cardinal: 45225440 can be written as Forty-five million, two hundred twenty-five thousand, four hundred forty.

Scientific notation

• Scientific notation: 4.522544 × 10⁷

Factors of 45225440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1316

Divisors of 45225440

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 8 10 13 16 17 20 26 32 34 40 52 65 68 80 85 104 130 136 160 170 208 221 260 272 340 416 442 520 544 680 884 1040 1105 1279 1360 1768 2080 2210 2558 2720 3536 4420 5116 6395 7072 8840 10232 12790 16627 17680 20464 21743 25580 33254 35360 40928 43486 51160 66508 83135 86972 102320 108715 133016 166270 173944 204640 217430 266032 282659 332540 347888 434860 532064 565318 665080 695776 869720 1130636 1330160 1413295 1739440 2261272 2660320 2826590 3478880 4522544 5653180 9045088 11306360 22612720 45225440
• Sum of all divisors σ(n): 121927680
• Sum of proper divisors (its aliquot sum) s(n): 76702240
• 45225440 is an abundant number, because the sum of its proper divisors (76702240) is greater than itself. Its abundance is 31476800

Bases of 45225440

• Binary: 10101100100001010111100000₂
• Hexadecimal: 0x2B215E0
• Base-36: QXC68

Squares and roots of 45225440

• 45225440 squared (45225440²) is 2045340423193600
• 45225440 cubed (45225440³) is 92501420588716765184000
• The square root of 45225440 is 6724.9862453391
• The cube root of 45225440 is 356.2823161409

Scales and comparisons

• 45,225,440 seconds is equal to 1 year, 22 weeks, 5 days, 10 hours, 37 minutes, 20 seconds.
• To count from 1 to 45,225,440 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 45225440 cubic inches would be around 29.7 feet tall.

Recreational maths with 45225440

• 45225440 backwards is 04452254
• 45225440 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 45225440's digits is 26
• More coming soon!