421390174882358529

Names of 421390174882358529

• Cardinal: 421390174882358529 can be written as Four hundred twenty-one quadrillion, three hundred ninety trillion, one hundred seventy-four billion, eight hundred eighty-two million, three hundred fifty-eight thousand, five hundred twenty-nine.

Scientific notation

• Scientific notation: 4.21390174882358529 × 10¹⁷

Factors of 421390174882358529

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 72127306

Divisors of 421390174882358529

• Number of divisors d(n): 15
• Complete list of divisors:
  1 3 9 27 81 72127303 216381909 649145727 1947437181 5842311543 5202347838053809 15607043514161427 46821130542484281 140463391627452843 421390174882358529
• Sum of all divisors σ(n): 629484097131914673
• Sum of proper divisors (its aliquot sum) s(n): 208093922249556144
• 421390174882358529 is a deficient number, because the sum of its proper divisors (208093922249556144) is less than itself. Its deficiency is 213296252632802385

Bases of 421390174882358529

• Binary: 10111011001000101000010000110100101101100111110010100000001₂
• Hexadecimal: 0x5D91421A5B3E501
• Base-36: 3796CLVT2329

Squares and roots of 421390174882358529

• 421390174882358529 squared (421390174882358529²) is 177569679487384704909944665699043841
• 421390174882358529 cubed (421390174882358529³) is 74826118292993392794430479290729768490223414251269889
• 421390174882358529 is a perfect square number. Its square root is 649145727
• The cube root of 421390174882358529 is 749712.5860983179

Scales and comparisons

• 421,390,174,882,358,529 seconds is equal to 13,398,904,115 years, 45 weeks, 10 hours, 42 minutes, 9 seconds.
• To count from 1 to 421,390,174,882,358,529 would take you about forty billion, one hundred ninety-six million, seven hundred twelve thousand, three hundred forty-seven 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 421390174882358529 cubic inches would be around 62476 feet tall.

Recreational maths with 421390174882358529

• 421390174882358529 backwards is 925853288471093124
• 421390174882358529 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 421390174882358529's digits is 81
• More coming soon!