40155891478722075

Names of 40155891478722075

• Cardinal: 40155891478722075 can be written as Forty quadrillion, one hundred fifty-five trillion, eight hundred ninety-one billion, four hundred seventy-eight million, seven hundred twenty-two thousand and seventy-five.

Scientific notation

• Scientific notation: 4.0155891478722075 × 10¹⁶

Factors of 40155891478722075

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4143

Divisors of 40155891478722075

• Number of divisors d(n): 162
• Complete list of divisors:
  1 3 5 7 15 21 25 35 49 75 105 147 175 245 525 735 1087 1225 3041 3261 3675 5435 7609 9123 15205 16305 21287 22827 27175 38045 45615 53263 63861 76025 81525 106435 114135 149009 159789 190225 228075 266315 319305 447027 532175 570675 745045 798945 1181569 1331575 1596525 2235135 3305567 3544707 3725225 3994725 5907845 8270983 9247681 9916701 11175675 16527835 17723535 23138969 24812949 27743043 29539225 41354915 46238405 49583505 57896881 64733767 69416907 82639175 88617675 115694845 124064745 138715215 161972783 173690643 194201301 206774575 231192025 247917525 289484405 323668835 347084535 453136369 485918349 578474225 620323725 693576075 809863915 868453215 971006505 1359409107 1447422025 1618344175 1735422675 2265681845 2429591745 3593151329 4049319575 4342266075 4855032525 6797045535 10052229247 10779453987 11328409225 12147958725 17965756645 25152059303 30156687741 33985227675 50261146235 53897269935 70365604729 75456177909 89828783225 125760296515 150783438705 176064415121 211096814187 251305731175 269486349675 351828023645 377280889545 492559233103 528193245363 628801482575 753917193525 880322075605 1055484070935 1477677699309 1759140118225 1886404447725 2462796165515 2640966226815 4401610378025 5277420354675 7388388496545 10926773191489 12313980827575 13204831134075 32780319574467 36941942482725 54633865957445 76487412340423 163901597872335 229462237021269 273169329787225 382437061702115 535411886382961 819507989361675 1147311185106345 1606235659148883 1912185308510575 2677059431914805 5736555925531725 8031178295744415 13385297159574025 40155891478722075
• Sum of all divisors σ(n): 77326975574225748
• Sum of proper divisors (its aliquot sum) s(n): 37171084095503673
• 40155891478722075 is a deficient number, because the sum of its proper divisors (37171084095503673) is less than itself. Its deficiency is 2984807383218402

Bases of 40155891478722075

• Binary: 10001110101010011001001000001111001110100111011000011011₂
• Hexadecimal: 0x8EA9920F3A761B
• Base-36: AZE2PVK1CM3

Squares and roots of 40155891478722075

• 40155891478722075 squared (40155891478722075²) is 1612495620450904155162475092305625
• 40155891478722075 cubed (40155891478722075³) is 64751199144741127456820709882341654511240334171875
• The square root of 40155891478722075 is 200389349.7138060853
• The cube root of 40155891478722075 is 342438.8978785887

Scales and comparisons

• 40,155,891,478,722,075 seconds is equal to 1,276,833,138 years, 36 weeks, 1 day, 5 hours, 1 minute, 15 seconds.
• To count from 1 to 40,155,891,478,722,075 would take you about three billion, eight hundred thirty million, four hundred ninety-nine thousand, four hundred sixteen 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 40155891478722075 cubic inches would be around 28536.6 feet tall.

Recreational maths with 40155891478722075

• 40155891478722075 backwards is 57022787419855104
• 40155891478722075 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 40155891478722075's digits is 75
• More coming soon!