15997046636666368

Names of 15997046636666368

• Cardinal: 15997046636666368 can be written as Fifteen quadrillion, nine hundred ninety-seven trillion, forty-six billion, six hundred thirty-six million, six hundred sixty-six thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 1.5997046636666368 × 10¹⁶

Factors of 15997046636666368

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1356568

Divisors of 15997046636666368

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 52 56 64 91 104 112 128 182 208 224 256 364 416 448 512 728 832 896 1456 1664 1792 2912 3328 3584 5824 6656 11648 23296 46592 336643 673286 1019903 1346572 2039806 2356501 2693144 4079612 4376359 4713002 5386288 7139321 8159224 8752718 9426004 10772576 13258739 14278642 16318448 17505436 18852008 21545152 26517478 28557284 30634513 32636896 35010872 37704016 43090304 53034956 57114568 61269026 65273792 70021744 75408032 86180608 92811173 106069912 114229136 122538052 130547584 140043488 150816064 172361216 185622346 212139824 228458272 245076104 261095168 280086976 301632128 371244692 424279648 456916544 490152208 522190336 560173952 603264256 742489384 848559296 913833088 980304416 1120347904 1206528512 1484978768 1697118592 1827666176 1960608832 2240695808 2969957536 3394237184 3655332352 3921217664 5939915072 6788474368 7842435328 11879830144 15684870656 23759660288 47519320576 343343205629 686686411258 1373372822516 2403402439403 2746745645032 4463461673177 4806804878806 5493491290064 8926923346354 9613609757612 10986982580128 17853846692708 19227219515224 21973965160256 31244231712239 35707693385416 38454439030448 43947930320512 62488463424478 71415386770832 76908878060896 87895860641024 124976926848956 142830773541664 153817756121792 175791721282048 249953853697912 285661547083328 307635512243584 499907707395824 571323094166656 615271024487168 999815414791648 1142646188333312 1230542048974336 1999630829583296 2285292376666624 3999261659166592 7998523318333184 15997046636666368
• Sum of all divisors σ(n): 39339046555877376
• Sum of proper divisors (its aliquot sum) s(n): 23341999919211008
• 15997046636666368 is an abundant number, because the sum of its proper divisors (23341999919211008) is greater than itself. Its abundance is 7344953282544640

Bases of 15997046636666368

• Binary: 111000110101010011101010101010001110111101111000000000₂
• Hexadecimal: 0x38D53AAA3BDE00
• Base-36: 4DIH9RRYSXS

Squares and roots of 15997046636666368

• 15997046636666368 squared (15997046636666368²) is 255905501095678756441920142311424
• 15997046636666368 cubed (15997046636666368³) is 4093732235607049401830007203516296004961442988032
• The square root of 15997046636666368 is 126479431.6743492013
• The cube root of 15997046636666368 is 251968.7048389623

Scales and comparisons

• 15,997,046,636,666,368 seconds is equal to 508,656,600 years, 48 weeks, 3 days, 4 hours, 39 minutes, 28 seconds.
• To count from 1 to 15,997,046,636,666,368 would take you about one billion, five hundred twenty-five million, nine hundred sixty-nine thousand, eight hundred two 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 15997046636666368 cubic inches would be around 20997.4 feet tall.

Recreational maths with 15997046636666368

• 15997046636666368 backwards is 86366663664079951
• 15997046636666368 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 15997046636666368's digits is 91
• More coming soon!