290491538643037420

Names of 290491538643037420

• Cardinal: 290491538643037420 can be written as Two hundred ninety quadrillion, four hundred ninety-one trillion, five hundred thirty-eight billion, six hundred forty-three million, thirty-seven thousand, four hundred twenty.

Scientific notation

• Scientific notation: 2.9049153864303742 × 10¹⁷

Factors of 290491538643037420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 139974473

Divisors of 290491538643037420

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 10 13 20 26 52 65 130 149 260 298 596 745 1490 1937 2980 3874 7748 9685 19370 38740 53591 107182 214364 267955 535910 696683 1071820 1393366 2786732 3483415 6966830 7985059 13933660 15970118 31940236 39925295 79850590 103805767 139920713 159701180 207611534 279841426 415223068 519028835 559682852 699603565 1038057670 1399207130 1818969269 2076115340 2798414260 3637938538 7275877076 9094846345 18189692690 20848186237 36379385380 41696372474 83392744948 104240931185 208481862370 271026421081 416963724740 542052842162 1084105684324 1355132105405 2710264210810 5420528421620 7498490930383 14996981860766 29993963721532 37492454651915 74984909303830 97480382094979 149969818607660 194960764189958 389921528379916 487401910474895 974803820949790 1117275148627067 1949607641899580 2234550297254134 4469100594508268 5586375743135335 11172751486270670 14524576932151871 22345502972541340 29049153864303742 58098307728607484 72622884660759355 145245769321518710 290491538643037420
• Sum of all divisors σ(n): 661379245793481600
• Sum of proper divisors (its aliquot sum) s(n): 370887707150444180
• 290491538643037420 is an abundant number, because the sum of its proper divisors (370887707150444180) is greater than itself. Its abundance is 80396168507406760

Bases of 290491538643037420

• Binary: 10000001000000010001000001111101011000100110010110011101100₂
• Hexadecimal: 0x4080883EB132CEC
• Base-36: 27GANMJYSSFG

Squares and roots of 290491538643037420

• 290491538643037420 squared (290491538643037420²) is 84385334023199302668201043520256400
• 290491538643037420 cubed (290491538643037420³) is 24513225519305820588729524558963330856916593194488000
• The square root of 290491538643037420 is 538972669.6624212131
• The cube root of 290491538643037420 is 662284.3545582071

Scales and comparisons

• 290,491,538,643,037,420 seconds is equal to 9,236,732,379 years, 27 weeks, 1 day, 6 hours, 23 minutes, 40 seconds.
• To count from 1 to 290,491,538,643,037,420 would take you about twenty-seven billion, seven hundred ten million, one hundred ninety-seven thousand, one 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 290491538643037420 cubic inches would be around 55190.4 feet tall.

Recreational maths with 290491538643037420

• 290491538643037420 backwards is 024730346835194092
• The number of decimal digits it has is: 18
• The sum of 290491538643037420's digits is 70
• More coming soon!