145407016496214721

Names of 145407016496214721

• Cardinal: 145407016496214721 can be written as One hundred forty-five quadrillion, four hundred seven trillion, sixteen billion, four hundred ninety-six million, two hundred fourteen thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 1.45407016496214721 × 10¹⁷

Factors of 145407016496214721

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1352304

Divisors of 145407016496214721

• Number of divisors d(n): 16
• Complete list of divisors:
  1 317 12391 28229 1311367 3927947 8948593 349785539 415703339 16249148497 37018579043 110882015863 5150980073549 11734889556631 458697212921813 145407016496214721
• Sum of all divisors σ(n): 145882764508227840
• Sum of proper divisors (its aliquot sum) s(n): 475748012013119
• 145407016496214721 is a deficient number, because the sum of its proper divisors (475748012013119) is less than itself. Its deficiency is 144931268484201602

Bases of 145407016496214721

• Binary: 1000000100100101101110100100111110000110110011001011000001₂
• Hexadecimal: 0x20496E93E1B32C1
• Base-36: 13RQHH7FXO01

Squares and roots of 145407016496214721

• 145407016496214721 squared (145407016496214721²) is 21143200446330459997994121337107841
• 145407016496214721 cubed (145407016496214721³) is 3074369696082347648738635850877094708945570268727361
• The square root of 145407016496214721 is 381322719.6171436111
• The cube root of 145407016496214721 is 525849.8905371367

Scales and comparisons

• 145,407,016,496,214,721 seconds is equal to 4,623,493,351 years, 7 weeks, 4 days, 7 hours, 12 minutes, 1 second.
• To count from 1 to 145,407,016,496,214,721 would take you about thirteen billion, eight hundred seventy million, four hundred eighty thousand and fifty-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 145407016496214721 cubic inches would be around 43820.8 feet tall.

Recreational maths with 145407016496214721

• 145407016496214721 backwards is 127412694610704541
• The number of decimal digits it has is: 18
• The sum of 145407016496214721's digits is 64
• More coming soon!