85242807940

Names of 85242807940

• Cardinal: 85242807940 can be written as Eighty-five billion, two hundred forty-two million, eight hundred seven thousand, nine hundred forty.

Scientific notation

• Scientific notation: 8.524280794 × 10¹⁰

Factors of 85242807940

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 7575

Divisors of 85242807940

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 10 17 20 34 68 85 170 181 193 340 362 386 724 772 905 965 1810 1930 3077 3281 3620 3860 6154 6562 7177 12308 13124 14354 15385 16405 28708 30770 32810 34933 35885 61540 65620 69866 71770 122009 139732 143540 174665 244018 349330 488036 593861 610045 698660 1187722 1220090 1299037 1385161 2375444 2440180 2598074 2770322 2969305 5196148 5540644 5938610 6495185 6925805 11877220 12990370 13851610 22083629 23547737 25980740 27703220 44167258 47095474 88334516 94190948 110418145 117738685 220836290 235477370 250714141 441672580 470954740 501428282 1002856564 1253570705 2507141410 4262140397 5014282820 8524280794 17048561588 21310701985 42621403970 85242807940
• Sum of all divisors σ(n): 191601262944
• Sum of proper divisors (its aliquot sum) s(n): 106358455004
• 85242807940 is an abundant number, because the sum of its proper divisors (106358455004) is greater than itself. Its abundance is 21115647064

Bases of 85242807940

• Binary: 1001111011000110111100000011010000100₂
• Hexadecimal: 0x13D8DE0684
• Base-36: 135RD7K4

Squares and roots of 85242807940

• 85242807940 squared (85242807940²) is 7266336305495727043600
• 85242807940 cubed (85242807940³) is 619402910116821426868258806184000
• The square root of 85242807940 is 291963.7099709483
• The cube root of 85242807940 is 4401.0123004861

Scales and comparisons

• 85,242,807,940 seconds is equal to 2,710 years, 23 weeks, 5 days, 13 hours, 45 minutes, 40 seconds.
• To count from 1 to 85,242,807,940 would take you about five thousand, four hundred twenty 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 85242807940 cubic inches would be around 366.8 feet tall.

Recreational maths with 85242807940

• 85242807940 backwards is 04970824258
• The number of decimal digits it has is: 11
• The sum of 85242807940's digits is 49
• More coming soon!