40806391192540

Names of 40806391192540

• Cardinal: 40806391192540 can be written as Forty trillion, eight hundred six billion, three hundred ninety-one million, one hundred ninety-two thousand, five hundred forty.

Scientific notation

• Scientific notation: 4.080639119254 × 10¹³

Factors of 40806391192540

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1979

Divisors of 40806391192540

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 10 20 83 166 332 415 830 1660 1889 3778 6889 7556 9445 13778 18890 27556 34445 37780 68890 137780 156787 313574 571787 627148 783935 1143574 1567870 2287148 2858935 3135740 3568321 5717870 7136642 11435740 13013321 14273284 17841605 26026642 35683210 52053284 65066605 71366420 130133210 260266420 296170643 592341286 1080105643 1184682572 1480853215 2160211286 2961706430 4320422572 5400528215 5923412860 10801056430 21602112860 24582163369 49164326738 98328653476 122910816845 245821633690 491643267380 2040319559627 4080639119254 8161278238508 10201597798135 20403195596270 40806391192540
• Sum of all divisors σ(n): 86784403371120
• Sum of proper divisors (its aliquot sum) s(n): 45978012178580
• 40806391192540 is an abundant number, because the sum of its proper divisors (45978012178580) is greater than itself. Its abundance is 5171620986040

Bases of 40806391192540

• Binary: 1001010001110011111010011100111001101111011100₂
• Hexadecimal: 0x251CFA739BDC
• Base-36: EGQ73Q57G

Squares and roots of 40806391192540

• 40806391192540 squared (40806391192540²) is 1665161562158606083351651600
• 40806391192540 cubed (40806391192540³) is 67949234104225091030244100973902599064000
• The square root of 40806391192540 is 6387988.0394800365
• The cube root of 40806391192540 is 34427.8098964387

Scales and comparisons

• 40,806,391,192,540 seconds is equal to 1,297,517 years, 6 days, 8 hours, 35 minutes, 40 seconds.
• To count from 1 to 40,806,391,192,540 would take you about three million, two hundred forty-three thousand, seven hundred ninety-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 40806391192540 cubic inches would be around 2869 feet tall.

Recreational maths with 40806391192540

• 40806391192540 backwards is 04529119360804
• The number of decimal digits it has is: 14
• The sum of 40806391192540's digits is 52
• More coming soon!