21830736721105468

Names of 21830736721105468

• Cardinal: 21830736721105468 can be written as Twenty-one quadrillion, eight hundred thirty trillion, seven hundred thirty-six billion, seven hundred twenty-one million, one hundred five thousand, four hundred sixty-eight.

Scientific notation

• Scientific notation: 2.1830736721105468 × 10¹⁶

Factors of 21830736721105468

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 8903397452

Divisors of 21830736721105468

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 13 26 52 61 122 244 773 793 1546 1586 3092 3172 10049 20098 40196 47153 94306 188612 612989 1225978 2451956 8903396603 17806793206 35613586412 115744155839 231488311678 462976623356 543107192783 1086214385566 2172428771132 6882325574119 7060393506179 13764651148238 14120787012358 27529302296476 28241574024716 89470232463547 178940464927094 357880929854188 419821860021259 839643720042518 1679287440085036 5457684180276367 10915368360552734 21830736721105468
• Sum of all divisors σ(n): 41871107230809696
• Sum of proper divisors (its aliquot sum) s(n): 20040370509704228
• 21830736721105468 is a deficient number, because the sum of its proper divisors (20040370509704228) is less than itself. Its deficiency is 1790366211401240

Bases of 21830736721105468

• Binary: 1001101100011101111000001111011011100100101001000111100₂
• Hexadecimal: 0x4D8EF07B72523C
• Base-36: 5YYCLZYTS8S

Squares and roots of 21830736721105468

• 21830736721105468 squared (21830736721105468²) is 476581065786222720121991979499024
• 21830736721105468 cubed (21830736721105468³) is 10404115773442873123898017244362648670554107063232
• The square root of 21830736721105468 is 147752281.6104897515
• The cube root of 21830736721105468 is 279483.4725612905

Scales and comparisons

• 21,830,736,721,105,468 seconds is equal to 694,149,900 years, 43 weeks, 16 hours, 24 minutes, 28 seconds.
• To count from 1 to 21,830,736,721,105,468 would take you about two billion, eighty-two million, four hundred forty-nine thousand, seven 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 21830736721105468 cubic inches would be around 23290.3 feet tall.

Recreational maths with 21830736721105468

• 21830736721105468 backwards is 86450112763703812
• The number of decimal digits it has is: 17
• The sum of 21830736721105468's digits is 64
• More coming soon!