40978078365

Names of 40978078365

• Cardinal: 40978078365 can be written as Forty billion, nine hundred seventy-eight million, seventy-eight thousand, three hundred sixty-five.

Scientific notation

• Scientific notation: 4.0978078365 × 10¹⁰

Factors of 40978078365

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1051

Divisors of 40978078365

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 5 7 15 21 29 35 87 105 107 145 173 203 321 435 519 535 609 727 749 865 1015 1211 1605 2181 2247 2595 3045 3103 3633 3635 3745 5017 5089 6055 9309 10905 11235 15051 15267 15515 18165 18511 21083 21721 25085 25445 35119 46545 55533 63249 65163 75255 76335 77789 92555 105357 105415 108605 125771 129577 147581 175595 233367 277665 316245 325815 377313 388731 388945 442743 526785 536819 544523 628855 647885 737905 880397 1166835 1610457 1633569 1886565 1943655 2213715 2255881 2641191 2684095 2722615 3647359 3757733 4401985 6767643 8052285 8167845 10942077 11273199 11279405 13205955 13457497 15791167 18236795 18788665 25531513 33838215 40372491 47373501 54710385 56365995 67287485 76594539 78955835 94202479 127657565 201862455 236867505 282607437 382972695 390267413 471012395 1170802239 1413037185 1951337065 2731871891 5854011195 8195615673 13659359455 40978078365
• Sum of all divisors σ(n): 78800117760
• Sum of proper divisors (its aliquot sum) s(n): 37822039395
• 40978078365 is a deficient number, because the sum of its proper divisors (37822039395) is less than itself. Its deficiency is 3156038970

Bases of 40978078365

• Binary: 100110001010011110111101101010011101₂
• Hexadecimal: 0x98A7BDA9D
• Base-36: ITPAFML

Squares and roots of 40978078365

• 40978078365 squared (40978078365²) is 1679202906488081073225
• 40978078365 cubed (40978078365³) is 68810508292804353157087353277125
• The square root of 40978078365 is 202430.4284562971
• The cube root of 40978078365 is 3447.6025734245

Scales and comparisons

• 40,978,078,365 seconds is equal to 1,302 years, 50 weeks, 5 days, 7 hours, 32 minutes, 45 seconds.
• To count from 1 to 40,978,078,365 would take you about two thousand, six hundred five 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 40978078365 cubic inches would be around 287.3 feet tall.

Recreational maths with 40978078365

• 40978078365 backwards is 56387087904
• The number of decimal digits it has is: 11
• The sum of 40978078365's digits is 57
• More coming soon!