399605398067745

Names of 399605398067745

• Cardinal: 399605398067745 can be written as Three hundred ninety-nine trillion, six hundred five billion, three hundred ninety-eight million, sixty-seven thousand, seven hundred forty-five.

Scientific notation

• Scientific notation: 3.99605398067745 × 10¹⁴

Factors of 399605398067745

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 350

Divisors of 399605398067745

• Number of divisors d(n): 176
• Complete list of divisors:
  1 3 5 9 15 27 45 61 81 135 183 243 281 305 405 549 729 843 915 1215 1405 1647 2187 2529 2745 3645 4215 4941 6561 7587 8235 10935 12645 14823 17141 19683 22761 24705 32805 37935 44469 51423 59049 68283 74115 78961 85705 98415 113805 133407 154269 204849 222345 236883 257115 295245 341415 394805 400221 462807 614547 667035 710649 771345 1024245 1184415 1200663 1388421 1843641 2001105 2131947 2314035 3072735 3553245 3601989 4165263 4816621 5530923 6003315 6395841 6942105 9218205 10659735 12495789 14449863 16592769 18009945 19187523 20826315 22188041 24083105 27654615 31979205 37487367 43349589 57562569 62478945 66564123 72249315 82963845 95937615 110940205 112462101 130048767 172687707 187436835 199692369 216747945 287812845 332820615 337386303 390146301 518063121 562310505 599077107 650243835 863438535 998461845 1012158909 1170438903 1353470501 1554189363 1686931515 1797231321 1950731505 2590315605 2995385535 3511316709 4060411503 4662568089 5060794545 5391693963 5852194515 6767352505 7770946815 8986156605 10533950127 12181234509 16175081889 17556583545 20302057515 23312840445 26958469815 31601850381 36543703527 48525245667 52669750635 60906172545 80875409445 94805551143 109631110581 145575737001 158009251905 182718517635 242626228335 284416653429 328893331743 436727211003 474027755715 548155552905 727878685005 986679995229 1310181633009 1422083267145 1644466658715 2183636055015 2960039985687 4933399976145 6550908165045 8880119957061 14800199928435 26640359871183 44400599785305 79921079613549 133201799355915 399605398067745
• Sum of all divisors σ(n): 733688214212304
• Sum of proper divisors (its aliquot sum) s(n): 334082816144559
• 399605398067745 is a deficient number, because the sum of its proper divisors (334082816144559) is less than itself. Its deficiency is 65522581923186

Bases of 399605398067745

• Binary: 1011010110111000001100001110011010101101000100001₂
• Hexadecimal: 0x16B7061CD5A21
• Base-36: 3XNC6OI529

Squares and roots of 399605398067745

• 399605398067745 squared (399605398067745²) is 159684474164880939379609385025
• 399605398067745 cubed (399605398067745³) is 63810777863895790105702540625722002738518625
• The square root of 399605398067745 is 19990132.5175133593
• The cube root of 399605398067745 is 73656.3932353759

Scales and comparisons

• 399,605,398,067,745 seconds is equal to 12,706,215 years, 31 weeks, 15 hours, 15 minutes, 45 seconds.
• To count from 1 to 399,605,398,067,745 would take you about thirty-one million, seven hundred sixty-five thousand, five hundred thirty-eight 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 399605398067745 cubic inches would be around 6138 feet tall.

Recreational maths with 399605398067745

• 399605398067745 backwards is 547760893506993
• 399605398067745 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 399605398067745's digits is 81
• More coming soon!