42849618

Names of 42849618

• Cardinal: 42849618 can be written as Forty-two million, eight hundred forty-nine thousand, six hundred eighteen.

Scientific notation

• Scientific notation: 4.2849618 × 10⁷

Factors of 42849618

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 502

Divisors of 42849618

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 7 14 21 42 47 49 94 98 141 147 282 294 329 343 443 658 686 886 987 1029 1329 1974 2058 2303 2658 3101 4606 6202 6909 9303 13818 16121 18606 20821 21707 32242 41642 43414 48363 62463 65121 96726 124926 130242 145747 151949 291494 303898 437241 455847 874482 911694 1020229 2040458 3060687 6121374 7141603 14283206 21424809 42849618
• Sum of all divisors σ(n): 102297600
• Sum of proper divisors (its aliquot sum) s(n): 59447982
• 42849618 is an abundant number, because the sum of its proper divisors (59447982) is greater than itself. Its abundance is 16598364

Bases of 42849618

• Binary: 10100011011101010101010010₂
• Hexadecimal: 0x28DD552
• Base-36: PIEZ6

Squares and roots of 42849618

• 42849618 squared (42849618²) is 1836089762745924
• 42849618 cubed (42849618³) is 78675744947373474457032
• The square root of 42849618 is 6545.9619613927
• The cube root of 42849618 is 349.9309196999

Scales and comparisons

• 42,849,618 seconds is equal to 1 year, 18 weeks, 5 days, 22 hours, 40 minutes, 18 seconds.
• To count from 1 to 42,849,618 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 42849618 cubic inches would be around 29.2 feet tall.

Recreational maths with 42849618

• 42849618 backwards is 81694824
• 42849618 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 42849618's digits is 42
• More coming soon!