131513981988129808

Names of 131513981988129808

• Cardinal: 131513981988129808 can be written as One hundred thirty-one quadrillion, five hundred thirteen trillion, nine hundred eighty-one billion, nine hundred eighty-eight million, one hundred twenty-nine thousand, eight hundred eight.

Scientific notation

• Scientific notation: 1.31513981988129808 × 10¹⁷

Factors of 131513981988129808

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5609377

Divisors of 131513981988129808

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 8 16 1201 2402 4804 9608 19216 1794671 3589342 3813503 7178684 7627006 14357368 15254012 28714736 30508024 61016048 2155399871 4310799742 4580017103 8621599484 9160034206 17243198968 18320068412 34486397936 36640136824 73280273648 6843983242513 13687966485026 27375932970052 54751865940104 109503731880208 8219623874258113 16439247748516226 32878495497032452 65756990994064904 131513981988129808
• Sum of all divisors σ(n): 255020712554336256
• Sum of proper divisors (its aliquot sum) s(n): 123506730566206448
• 131513981988129808 is a deficient number, because the sum of its proper divisors (123506730566206448) is less than itself. Its deficiency is 8007251421923360

Bases of 131513981988129808

• Binary: 111010011001110110100010100010011011001100100110000010000₂
• Hexadecimal: 0x1D33B4513664C10
• Base-36: ZYXTD9HCBV4

Squares and roots of 131513981988129808

• 131513981988129808 squared (131513981988129808²) is 17295927458374131566091813458116864
• 131513981988129808 cubed (131513981988129808³) is 2274656292228615308299657615955368490616416865882112
• The square root of 131513981988129808 is 362648565.4020015669
• The cube root of 131513981988129808 is 508538.6617703663

Scales and comparisons

• 131,513,981,988,129,808 seconds is equal to 4,181,737,827 years, 39 weeks, 6 days, 1 hour, 23 minutes, 28 seconds.
• To count from 1 to 131,513,981,988,129,808 would take you about twelve billion, five hundred forty-five million, two hundred thirteen thousand, four hundred eighty-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 131513981988129808 cubic inches would be around 42378.2 feet tall.

Recreational maths with 131513981988129808

• 131513981988129808 backwards is 808921889189315131
• The number of decimal digits it has is: 18
• The sum of 131513981988129808's digits is 85
• More coming soon!