402668346798895860472

Names of 402668346798895860472

• Cardinal: 402668346798895860472 can be written as Four hundred two quintillion, six hundred sixty-eight quadrillion, three hundred forty-six trillion, seven hundred ninety-eight billion, eight hundred ninety-five million, eight hundred sixty thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 4.02668346798895860472 × 10²⁰

Factors of 402668346798895860472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 566480859

Divisors of 402668346798895860472

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 4 8 739 1478 2956 5912 173173769 346347538 393306349 692695076 786612698 1385390152 1573225396 3146450792 127975415291 255950830582 290653391911 511901661164 581306783822 1023803322328 1162613567644 2325227135288 68110342827959381 136220685655918762 272441371311837524 544882742623675048 50333543349861982559 100667086699723965118 201334173399447930236 402668346798895860472
• Sum of all divisors σ(n): 756024811678278450000
• Sum of proper divisors (its aliquot sum) s(n): 353356464879382589528
• 402668346798895860472 is a deficient number, because the sum of its proper divisors (353356464879382589528) is less than itself. Its deficiency is 49311881919513270944

Bases of 402668346798895860472

• Binary: 101011101010000100101010101111111110000111001111111010000101011111000₂
• Hexadecimal: 0x15D42557FC39FD0AF8
• Base-36: 2CZA9S1NV4S2D4

Squares and roots of 402668346798895860472

• 402668346798895860472 squared (402668346798895860472²) is 162141797513755866163248634503297292062784
• 402668346798895860472 cubed (402668346798895860472³) is 65289369551865397718981476597227439225590879898989319527874048
• The square root of 402668346798895860472 is 20066597788.3371116437
• The cube root of 402668346798895860472 is 7384410.4897665435

Scales and comparisons

• 402,668,346,798,895,860,472 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 402,668,346,798,895,860,472 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 402668346798895860472 cubic inches would be around 615367.5 feet tall.

Recreational maths with 402668346798895860472

• 402668346798895860472 backwards is 274068598897643866204
• The number of decimal digits it has is: 21
• The sum of 402668346798895860472's digits is 112
• More coming soon!