40149157815

Names of 40149157815

• Cardinal: 40149157815 can be written as Forty billion, one hundred forty-nine million, one hundred fifty-seven thousand, eight hundred fifteen.

Scientific notation

• Scientific notation: 4.0149157815 × 10¹⁰

Factors of 40149157815

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1070

Divisors of 40149157815

• Number of divisors d(n): 160
• Complete list of divisors:
  1 3 5 9 13 15 27 39 45 61 65 81 117 135 149 183 195 305 351 405 447 549 585 745 793 839 915 1053 1341 1647 1755 1937 2235 2379 2517 2745 3965 4023 4195 4941 5265 5811 6705 7137 7551 8235 9089 9685 10907 11895 12069 12585 17433 20115 21411 22653 24705 27267 29055 32721 35685 37755 45445 51179 52299 54535 60345 64233 67959 81801 87165 98163 107055 113265 118157 125011 136335 153537 156897 163605 245403 255895 261495 294489 321165 339795 354471 375033 409005 460611 490815 590785 625055 665327 736209 767685 784485 883467 1063413 1125099 1227015 1381833 1472445 1625143 1772355 1875165 1995981 2303055 3190239 3326635 3375297 3681045 4145499 4417335 4875429 5317065 5625495 5987943 6909165 7625671 8125715 9570717 9979905 10125891 14626287 15951195 16876485 17963829 20727495 22877013 24377145 29939715 38128355 43878861 47853585 50629455 53891487 68631039 73131435 89819145 99133723 114385065 131636583 205893117 219394305 269457435 297401169 343155195 495668615 617679351 658182915 892203507 1029465585 1487005845 2676610521 3088396755 4461017535 8029831563 13383052605 40149157815
• Sum of all divisors σ(n): 79401168000
• Sum of proper divisors (its aliquot sum) s(n): 39252010185
• 40149157815 is a deficient number, because the sum of its proper divisors (39252010185) is less than itself. Its deficiency is 897147630

Bases of 40149157815

• Binary: 100101011001000100111000011110110111₂
• Hexadecimal: 0x9591387B7
• Base-36: IFZRSFR

Squares and roots of 40149157815

• 40149157815 squared (40149157815²) is 1611954873253775574225
• 40149157815 cubed (40149157815³) is 64718630596924158074151771318375
• The square root of 40149157815 is 200372.5475582921
• The cube root of 40149157815 is 3424.1975583661

Scales and comparisons

• 40,149,157,815 seconds is equal to 1,276 years, 32 weeks, 1 day, 7 hours, 50 minutes, 15 seconds.
• To count from 1 to 40,149,157,815 would take you about two thousand, five hundred fifty-three 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 40149157815 cubic inches would be around 285.3 feet tall.

Recreational maths with 40149157815

• 40149157815 backwards is 51875194104
• 40149157815 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40149157815's digits is 45
• More coming soon!