40847872

Names of 40847872

• Cardinal: 40847872 can be written as Forty million, eight hundred forty-seven thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 4.0847872 × 10⁷

Factors of 40847872

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 51

Divisors of 40847872

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 8 13 16 17 19 26 32 34 38 52 64 68 76 104 128 136 152 208 221 247 256 272 304 323 361 416 442 494 512 544 608 646 722 832 884 988 1088 1216 1292 1444 1664 1768 1976 2176 2432 2584 2888 3328 3536 3952 4199 4352 4693 4864 5168 5776 6137 6656 7072 7904 8398 8704 9386 9728 10336 11552 12274 14144 15808 16796 18772 20672 23104 24548 28288 31616 33592 37544 41344 46208 49096 56576 63232 67184 75088 79781 82688 92416 98192 113152 126464 134368 150176 159562 165376 184832 196384 268736 300352 319124 392768 537472 600704 638248 785536 1074944 1201408 1276496 1571072 2149888 2402816 2552992 3142144 5105984 10211968 20423936 40847872
• Sum of all divisors σ(n): 98220276
• Sum of proper divisors (its aliquot sum) s(n): 57372404
• 40847872 is an abundant number, because the sum of its proper divisors (57372404) is greater than itself. Its abundance is 16524532

Bases of 40847872

• Binary: 10011011110100101000000000₂
• Hexadecimal: 0x26F4A00
• Base-36: OBIF4

Squares and roots of 40847872

• 40847872 squared (40847872²) is 1668548646928384
• 40847872 cubed (40847872³) is 68156661555503822798848
• The square root of 40847872 is 6391.2339966551
• The cube root of 40847872 is 344.3947154785

Scales and comparisons

• 40,847,872 seconds is equal to 1 year, 15 weeks, 3 days, 18 hours, 37 minutes, 52 seconds.
• To count from 1 to 40,847,872 would take you about forty-nine 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 40847872 cubic inches would be around 28.7 feet tall.

Recreational maths with 40847872

• 40847872 backwards is 27874804
• The number of decimal digits it has is: 8
• The sum of 40847872's digits is 40
• More coming soon!