129983438464

Names of 129983438464

• Cardinal: 129983438464 can be written as One hundred twenty-nine billion, nine hundred eighty-three million, four hundred thirty-eight thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 1.29983438464 × 10¹¹

Factors of 129983438464

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 16678

Divisors of 129983438464

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 8 11 16 22 31 32 44 62 64 88 124 128 176 181 248 341 352 362 496 682 704 724 992 1364 1408 1448 1984 1991 2728 2896 3968 3982 5456 5611 5792 7964 10912 11222 11584 15928 16453 21824 22444 23168 31856 32906 43648 44888 61721 63712 65812 89776 123442 127424 131624 179552 180983 246884 254848 263248 359104 361966 493768 510043 526496 718208 723932 987536 1020086 1052992 1447864 1975072 2040172 2105984 2895728 2977993 3950144 4080344 5610473 5791456 5955986 7900288 8160688 11220946 11582912 11911972 16321376 22441892 23165824 23823944 32642752 32757923 44883784 47647888 65285504 65515846 89767568 92317783 95295776 131031692 179535136 184635566 190591552 262063384 359070272 369271132 381183104 524126768 718140544 738542264 1015495613 1048253536 1477084528 2030991226 2096507072 2954169056 4061982452 4193014144 5908338112 8123964904 11816676224 16247929808 32495859616 64991719232 129983438464
• Sum of all divisors σ(n): 293233973760
• Sum of proper divisors (its aliquot sum) s(n): 163250535296
• 129983438464 is an abundant number, because the sum of its proper divisors (163250535296) is greater than itself. Its abundance is 33267096832

Bases of 129983438464

• Binary: 1111001000011100111011101111010000000₂
• Hexadecimal: 0x1E439DDE80
• Base-36: 1NPOS70G

Squares and roots of 129983438464

• 129983438464 squared (129983438464²) is 16895694274924474679296
• 129983438464 cubed (129983438464³) is 2196160437091202552723797750841344
• The square root of 129983438464 is 360532.1600967103
• The cube root of 129983438464 is 5065.5818884785

Scales and comparisons

• 129,983,438,464 seconds is equal to 4,133 years, 3 weeks, 4 days, 22 hours, 41 minutes, 4 seconds.
• To count from 1 to 129,983,438,464 would take you about eight thousand, two hundred sixty-six 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 129983438464 cubic inches would be around 422.1 feet tall.

Recreational maths with 129983438464

• 129983438464 backwards is 464834389921
• The number of decimal digits it has is: 12
• The sum of 129983438464's digits is 61
• More coming soon!