421297345491

Names of 421297345491

• Cardinal: 421297345491 can be written as Four hundred twenty-one billion, two hundred ninety-seven million, three hundred forty-five thousand, four hundred ninety-one.

Scientific notation

• Scientific notation: 4.21297345491 × 10¹¹

Factors of 421297345491

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1032

Divisors of 421297345491

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 11 33 37 97 111 127 291 381 407 757 1067 1221 1369 1397 2271 3201 3589 4107 4191 4699 8327 10767 12319 14097 15059 24981 28009 36957 39479 45177 51689 73429 84027 96139 118437 132793 135509 155067 173863 220287 288417 308099 398379 406527 455803 521589 807719 924297 1036333 1057529 1367409 1460723 1912493 2423157 2716873 3108999 3172587 3557143 4382169 5013833 5737479 8150619 9325483 10671429 11399663 15041499 16864711 27976449 29885603 34198989 39128573 50594133 89656809 100524301 102580313 117385719 131614291 185511821 301572903 307740939 345042871 394842873 556535463 1035128613 1105767311 1447757201 3317301933 3795471581 4343271603 11386414743 12766586227 38299758681 140432448497 421297345491
• Sum of all divisors σ(n): 642156060672
• Sum of proper divisors (its aliquot sum) s(n): 220858715181
• 421297345491 is a deficient number, because the sum of its proper divisors (220858715181) is less than itself. Its deficiency is 200438630310

Bases of 421297345491

• Binary: 110001000010111010001110101001111010011₂
• Hexadecimal: 0x62174753D3
• Base-36: 5DJHK89F

Squares and roots of 421297345491

• 421297345491 squared (421297345491²) is 177491453317763018031081
• 421297345491 cubed (421297345491³) is 74776678130113304414703194633205771
• The square root of 421297345491 is 649074.2218660361
• The cube root of 421297345491 is 7496.5752985963

Scales and comparisons

• 421,297,345,491 seconds is equal to 13,395 years, 49 weeks, 3 days, 16 hours, 24 minutes, 51 seconds.
• To count from 1 to 421,297,345,491 would take you about twenty-six thousand, seven hundred ninety-one 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 421297345491 cubic inches would be around 624.7 feet tall.

Recreational maths with 421297345491

• 421297345491 backwards is 194543792124
• The number of decimal digits it has is: 12
• The sum of 421297345491's digits is 51
• More coming soon!