490146964520705759921

Names of 490146964520705759921

• Cardinal: 490146964520705759921 can be written as Four hundred ninety quintillion, one hundred forty-six quadrillion, nine hundred sixty-four trillion, five hundred twenty billion, seven hundred five million, seven hundred fifty-nine thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 4.90146964520705759921 × 10²⁰

Factors of 490146964520705759921

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 912

Divisors of 490146964520705759921

• Number of divisors d(n): 30
• Complete list of divisors:
  1 31 881 961 27311 29791 776161 846641 923521 24060991 26245871 683797841 745890721 813622001 21197733071 23122612351 602425897921 657129725201 716800982881 18675202835551 20371021481231 530737216068401 578931287902081 631501665918161 16452853698120431 17946869924964511 510038464641733361 556352967673899841 15811192403893734191 490146964520705759921
• Sum of all divisors σ(n): 507060730319905591830
• Sum of proper divisors (its aliquot sum) s(n): 16913765799199831909
• 490146964520705759921 is a deficient number, because the sum of its proper divisors (16913765799199831909) is less than itself. Its deficiency is 473233198721505928012

Bases of 490146964520705759921

• Binary: 110101001001000100111110100110101001001011000101010001001101010110001₂
• Hexadecimal: 0x1A9227D35258A89AB1
• Base-36: 2VFWN9ZFOD3BN5

Squares and roots of 490146964520705759921

• 490146964520705759921 squared (490146964520705759921²) is 240244046828861990996316548102906089926241
• 490146964520705759921 cubed (490146964520705759921³) is 117754890297336991432358784492969447646249276545866082743986961
• The square root of 490146964520705759921 is 22139262962.4544131959
• The cube root of 490146964520705759921 is 7884523.2675569043

Scales and comparisons

• 490,146,964,520,705,759,921 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 490,146,964,520,705,759,921 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 490146964520705759921 cubic inches would be around 657043.6 feet tall.

Recreational maths with 490146964520705759921

• 490146964520705759921 backwards is 129957507025469641094
• The number of decimal digits it has is: 21
• The sum of 490146964520705759921's digits is 95
• More coming soon!