829400388148521

Names of 829400388148521

• Cardinal: 829400388148521 can be written as Eight hundred twenty-nine trillion, four hundred billion, three hundred eighty-eight million, one hundred forty-eight thousand, five hundred twenty-one.

Scientific notation

• Scientific notation: 8.29400388148521 × 10¹⁴

Factors of 829400388148521

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 436715

Divisors of 829400388148521

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 7 9 21 63 277 831 1939 2493 5817 17451 208729 227699 626187 683097 1461103 1593893 1878561 2049291 4383309 4781679 13149927 14345037 57817933 63072623 173453799 189217869 404725531 441508361 520361397 567653607 1214176593 1324525083 3642529779 3973575249 47527384571 142582153713 332691691997 427746461139 998075075991 2994225227973 13165085526167 39495256578501 92155598683169 118485769735503 276466796049507 829400388148521
• Sum of all divisors σ(n): 1374124360752000
• Sum of proper divisors (its aliquot sum) s(n): 544723972603479
• 829400388148521 is a deficient number, because the sum of its proper divisors (544723972603479) is less than itself. Its deficiency is 284676415545042

Bases of 829400388148521

• Binary: 10111100100101010111010011100000110001110100101001₂
• Hexadecimal: 0x2F255D3831D29
• Base-36: 85ZXA0MBS9

Squares and roots of 829400388148521

• 829400388148521 squared (829400388148521²) is 687905003860917294074354487441
• 829400388148521 cubed (829400388148521³) is 570548677211554640819607010166323729937224761
• The square root of 829400388148521 is 28799312.2860342101
• The cube root of 829400388148521 is 93955.3276547937

Scales and comparisons

• 829,400,388,148,521 seconds is equal to 26,372,366 years, 43 weeks, 4 days, 11 hours, 55 minutes, 21 seconds.
• To count from 1 to 829,400,388,148,521 would take you about sixty-five million, nine hundred thirty thousand, nine hundred seventeen 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 829400388148521 cubic inches would be around 7829.6 feet tall.

Recreational maths with 829400388148521

• 829400388148521 backwards is 125841883004928
• 829400388148521 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 829400388148521's digits is 63
• More coming soon!