400398889838000

Names of 400398889838000

• Cardinal: 400398889838000 can be written as Four hundred trillion, three hundred ninety-eight billion, eight hundred eighty-nine million, eight hundred thirty-eight thousand.

Scientific notation

• Scientific notation: 4.00398889838 × 10¹⁴

Factors of 400398889838000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 778986431

Divisors of 400398889838000

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 257 400 500 514 1000 1028 1285 2000 2056 2570 4112 5140 6425 10280 12850 20560 25700 32125 51400 64250 102800 128500 257000 514000 778986167 1557972334 3115944668 3894930835 6231889336 7789861670 12463778672 15579723340 19474654175 31159446680 38949308350 62318893360 77898616700 97373270875 155797233400 194746541750 200199444919 311594466800 389493083500 400398889838 778986167000 800797779676 1000997224595 1557972334000 1601595559352 2001994449190 3203191118704 4003988898380 5004986122975 8007977796760 10009972245950 16015955593520 20019944491900 25024930614875 40039888983800 50049861229750 80079777967600 100099722459500 200199444919000 400398889838000
• Sum of all divisors σ(n): 971931693979584
• Sum of proper divisors (its aliquot sum) s(n): 571532804141584
• 400398889838000 is an abundant number, because the sum of its proper divisors (571532804141584) is greater than itself. Its abundance is 171133914303584

Bases of 400398889838000

• Binary: 1011011000010100100100001100110001110010110110000₂
• Hexadecimal: 0x16C292198E5B0
• Base-36: 3XXGPL0LGW

Squares and roots of 400398889838000

• 400398889838000 squared (400398889838000²) is 160319270983502859666244000000
• 400398889838000 cubed (400398889838000³) is 64191658121432031422862404803228472000000000
• The square root of 400398889838000 is 20009969.7610466169
• The cube root of 400398889838000 is 73705.1138814197

Scales and comparisons

• 400,398,889,838,000 seconds is equal to 12,731,446 years, 9 weeks, 3 days, 3 hours, 53 minutes, 20 seconds.
• To count from 1 to 400,398,889,838,000 would take you about thirty-one million, eight hundred twenty-eight thousand, six hundred fifteen 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 400398889838000 cubic inches would be around 6142.1 feet tall.

Recreational maths with 400398889838000

• 400398889838000 backwards is 000838988893004
• The number of decimal digits it has is: 15
• The sum of 400398889838000's digits is 68
• More coming soon!