38405900045890

Names of 38405900045890

• Cardinal: 38405900045890 can be written as Thirty-eight trillion, four hundred five billion, nine hundred million, forty-five thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 3.840590004589 × 10¹³

Factors of 38405900045890

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 407011

Divisors of 38405900045890

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 10 13 19 26 38 65 95 130 190 247 494 1235 2470 42683 85366 213415 364289 426830 554879 728578 810977 1109758 1621954 1821445 2774395 3642890 4054885 4735757 5548790 6921491 8109770 9471514 10542701 13842982 21085402 23678785 34607455 47357570 52713505 69214910 89979383 105427010 179958766 449896915 899793830 15548947387 31097894774 77744736935 155489473870 202136316031 295430000353 404272632062 590860000706 1010681580155 1477150001765 2021363160310 2954300003530 3840590004589 7681180009178 19202950022945 38405900045890
• Sum of all divisors σ(n): 78368745974400
• Sum of proper divisors (its aliquot sum) s(n): 39962845928510
• 38405900045890 is an abundant number, because the sum of its proper divisors (39962845928510) is greater than itself. Its abundance is 1556945882620

Bases of 38405900045890

• Binary: 1000101110111000010010000001111000111001000010₂
• Hexadecimal: 0x22EE12078E42
• Base-36: DM3FD9Y6A

Squares and roots of 38405900045890

• 38405900045890 squared (38405900045890²) is 1475013158334893504105892100
• 38405900045890 cubed (38405900045890³) is 56649207925382440265328744306809388469000
• The square root of 38405900045890 is 6197249.3935527559
• The cube root of 38405900045890 is 33739.0344025519

Scales and comparisons

• 38,405,900,045,890 seconds is equal to 1,221,188 years, 42 weeks, 6 days, 18 minutes, 10 seconds.
• To count from 1 to 38,405,900,045,890 would take you about three million, fifty-two thousand, nine hundred seventy-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 38405900045890 cubic inches would be around 2811.6 feet tall.

Recreational maths with 38405900045890

• 38405900045890 backwards is 09854000950483
• The number of decimal digits it has is: 14
• The sum of 38405900045890's digits is 55
• More coming soon!