42885440

Names of 42885440

• Cardinal: 42885440 can be written as Forty-two million, eight hundred eighty-five thousand, four hundred forty.

Scientific notation

• Scientific notation: 4.288544 × 10⁷

Factors of 42885440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 81

Divisors of 42885440

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 52 61 64 65 80 104 122 130 160 169 208 244 260 305 320 338 416 488 520 610 676 793 832 845 976 1040 1220 1352 1586 1690 1952 2080 2197 2440 2704 3172 3380 3904 3965 4160 4394 4880 5408 6344 6760 7930 8788 9760 10309 10816 10985 12688 13520 15860 17576 19520 20618 21970 25376 27040 31720 35152 41236 43940 50752 51545 54080 63440 70304 82472 87880 103090 126880 134017 140608 164944 175760 206180 253760 268034 329888 351520 412360 536068 659776 670085 703040 824720 1072136 1340170 1649440 2144272 2680340 3298880 4288544 5360680 8577088 10721360 21442720 42885440
• Sum of all divisors σ(n): 112440720
• Sum of proper divisors (its aliquot sum) s(n): 69555280
• 42885440 is an abundant number, because the sum of its proper divisors (69555280) is greater than itself. Its abundance is 26669840

Bases of 42885440

• Binary: 10100011100110000101000000₂
• Hexadecimal: 0x28E6140
• Base-36: PJ6M8

Squares and roots of 42885440

• 42885440 squared (42885440²) is 1839160963993600
• 42885440 cubed (42885440³) is 78873227171689693184000
• The square root of 42885440 is 6548.6975804353
• The cube root of 42885440 is 350.0284058577

Scales and comparisons

• 42,885,440 seconds is equal to 1 year, 18 weeks, 6 days, 8 hours, 37 minutes, 20 seconds.
• To count from 1 to 42,885,440 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 42885440 cubic inches would be around 29.2 feet tall.

Recreational maths with 42885440

• 42885440 backwards is 04458824
• The number of decimal digits it has is: 8
• The sum of 42885440's digits is 35
• More coming soon!