990606971604991

Names of 990606971604991

• Cardinal: 990606971604991 can be written as Nine hundred ninety trillion, six hundred six billion, nine hundred seventy-one million, six hundred four thousand, nine hundred ninety-one.

Scientific notation

• Scientific notation: 9.90606971604991 × 10¹⁴

Factors of 990606971604991

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 127

Divisors of 990606971604991

• Number of divisors d(n): 84
• Complete list of divisors:
  1 13 31 83 169 403 961 1079 2197 2573 5239 6889 12493 14027 28561 29791 33449 68107 79763 89557 162409 182351 213559 371293 387283 434837 885391 1036919 1164241 2111317 2370563 2472653 2776267 4826809 5034679 5652881 6620329 11510083 13479947 15135133 27447121 30817319 32144489 36091471 65450827 73487453 86064277 149631079 175239311 196756729 205230199 356812573 400625147 417878357 469189123 850860751 955336889 1118835601 2278111043 2557837477 2667992587 4638563449 5432418641 6099458599 11061189763 12419379557 14544862813 29615443559 33251887201 34683903631 70621442333 79292961787 143795466919 189083216569 385000766267 450890747203 918078750329 1030808503231 2458081815397 5861579713639 11935023754277 31955063600161 76200536277307 990606971604991
• Sum of all divisors σ(n): 1122449804771776
• Sum of proper divisors (its aliquot sum) s(n): 131842833166785
• 990606971604991 is a deficient number, because the sum of its proper divisors (131842833166785) is less than itself. Its deficiency is 858764138438206

Bases of 990606971604991

• Binary: 11100001001111001110101000101001111000111111111111₂
• Hexadecimal: 0x384F3A8A78FFF
• Base-36: 9R52K66GOV

Squares and roots of 990606971604991

• 990606971604991 squared (990606971604991²) is 981302172192411445350536110081
• 990606971604991 cubed (990606971604991³) is 972084773024924113521285801967528166425014271
• The square root of 990606971604991 is 31473909.3791189371
• The cube root of 990606971604991 is 99685.9135835535

Scales and comparisons

• 990,606,971,604,991 seconds is equal to 31,498,237 years, 28 weeks, 3 days, 15 hours, 36 minutes, 31 seconds.
• To count from 1 to 990,606,971,604,991 would take you about seventy-eight million, seven hundred forty-five thousand, five hundred ninety-three 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 990606971604991 cubic inches would be around 8307.2 feet tall.

Recreational maths with 990606971604991

• 990606971604991 backwards is 199406179606099
• The number of decimal digits it has is: 15
• The sum of 990606971604991's digits is 76
• More coming soon!