2139667402704040

Names of 2139667402704040

• Cardinal: 2139667402704040 can be written as Two quadrillion, one hundred thirty-nine trillion, six hundred sixty-seven billion, four hundred two million, seven hundred four thousand and forty.

Scientific notation

• Scientific notation: 2.13966740270404 × 10¹⁵

Factors of 2139667402704040

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 664909

Divisors of 2139667402704040

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 8 10 11 20 22 40 44 55 88 110 121 220 242 440 484 605 968 1210 2420 4840 664891 1329782 2659564 3324455 5319128 6648910 7313801 13297820 14627602 26595640 29255204 36569005 58510408 73138010 80451811 146276020 160903622 292552040 321807244 402259055 643614488 804518110 1609036220 3218072440 442080041881 884160083762 1768320167524 2210400209405 3536640335048 4420800418810 4862880460691 8841600837620 9725760921382 17683201675240 19451521842764 24314402303455 38903043685528 48628804606910 53491685067601 97257609213820 106983370135202 194515218427640 213966740270404 267458425338005 427933480540808 534916850676010 1069833701352020 2139667402704040
• Sum of all divisors σ(n): 5291706060072810
• Sum of proper divisors (its aliquot sum) s(n): 3152038657368770
• 2139667402704040 is an abundant number, because the sum of its proper divisors (3152038657368770) is greater than itself. Its abundance is 1012371254664730

Bases of 2139667402704040

• Binary: 111100110100000010000100011011110011100010010101000₂
• Hexadecimal: 0x79A042379C4A8
• Base-36: L2G5MUZT7S

Squares and roots of 2139667402704040

• 2139667402704040 squared (2139667402704040²) is 4578176594194252479903832321600
• 2139667402704040 cubed (2139667402704040³) is 9795775222420043936384411629352994590899264000
• The square root of 2139667402704040 is 46256539.0264343059
• The cube root of 2139667402704040 is 128859.1978271137

Scales and comparisons

• 2,139,667,402,704,040 seconds is equal to 68,034,804 years, 50 weeks, 6 days, 18 hours, 40 minutes, 40 seconds.
• To count from 1 to 2,139,667,402,704,040 would take you about two hundred four million, one hundred four thousand, four hundred fourteen 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 2139667402704040 cubic inches would be around 10738.3 feet tall.

Recreational maths with 2139667402704040

• 2139667402704040 backwards is 0404072047669312
• 2139667402704040 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 2139667402704040's digits is 55
• More coming soon!