130991710315921

Names of 130991710315921

• Cardinal: 130991710315921 can be written as One hundred thirty trillion, nine hundred ninety-one billion, seven hundred ten million, three hundred fifteen thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 1.30991710315921 × 10¹⁴

Factors of 130991710315921

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 920

Divisors of 130991710315921

• Number of divisors d(n): 81
• Complete list of divisors:
  1 7 13 49 91 169 173 637 727 1183 1211 2249 5089 8281 8477 9451 15743 29237 29929 35623 66157 110201 122863 125771 204659 209503 389077 463099 528529 860041 880397 1432613 1466521 1635023 2723539 3699703 5058001 6020287 6162779 6870877 11445161 19064773 21255299 21758383 25897921 35406007 48096139 80116127 89321401 91435517 148787093 152308681 247842049 282858979 336672973 625249807 640048619 1041509651 1066160767 1188661721 1980012853 3677166727 4376748649 4480340333 8320632047 13860089971 15452602373 15818344441 25740167089 58244424329 108168216611 110728411087 180181169623 205638477733 757177516277 775098877609 1439469344131 2673300210529 10076285408917 18713101473703 130991710315921
• Sum of all divisors σ(n): 166189023026001
• Sum of proper divisors (its aliquot sum) s(n): 35197312710080
• 130991710315921 is a deficient number, because the sum of its proper divisors (35197312710080) is less than itself. Its deficiency is 95794397605841

Bases of 130991710315921

• Binary: 11101110010001011100010010111001010010110010001₂
• Hexadecimal: 0x7722E25CA591
• Base-36: 1AFKRE7SEP

Squares and roots of 130991710315921

• 130991710315921 squared (130991710315921²) is 17158828171490164129626078241
• 130991710315921 cubed (130991710315921³) is 2247664249200504002285725791377982373974961
• 130991710315921 is a perfect square number. Its square root is 11445161
• The cube root of 130991710315921 is 50786.4594798863

Scales and comparisons

• 130,991,710,315,921 seconds is equal to 4,165,131 years, 10 weeks, 4 days, 6 hours, 52 minutes, 1 second.
• To count from 1 to 130,991,710,315,921 would take you about ten million, four hundred twelve thousand, eight hundred twenty-eight 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 130991710315921 cubic inches would be around 4232.2 feet tall.

Recreational maths with 130991710315921

• 130991710315921 backwards is 129513017199031
• The number of decimal digits it has is: 15
• The sum of 130991710315921's digits is 52
• More coming soon!