45490284021

Names of 45490284021

• Cardinal: 45490284021 can be written as Forty-five billion, four hundred ninety million, two hundred eighty-four thousand and twenty-one.

Scientific notation

• Scientific notation: 4.5490284021 × 10¹⁰

Factors of 45490284021

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 40922

Divisors of 45490284021

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 13 21 39 61 67 91 183 201 273 427 469 793 871 1281 1407 2379 2613 4087 5551 6097 12261 16653 18291 28609 40771 53131 85827 122313 159393 285397 371917 530023 856191 1115751 1590069 2487031 2731657 3710161 7461093 8194971 11130483 17409217 19121599 32331403 35511541 52227651 57364797 96994209 106534623 166631077 226319821 248580787 499893231 678959463 745742361 1166417539 2166204001 3499252617 6498612003 15163428007 45490284021
• Sum of all divisors σ(n): 77008848896
• Sum of proper divisors (its aliquot sum) s(n): 31518564875
• 45490284021 is a deficient number, because the sum of its proper divisors (31518564875) is less than itself. Its deficiency is 13971719146

Bases of 45490284021

• Binary: 101010010111011011101010010111110101₂
• Hexadecimal: 0xA976EA5F5
• Base-36: KWBQNSL

Squares and roots of 45490284021

• 45490284021 squared (45490284021²) is 2069365940311247928441
• 45490284021 cubed (45490284021³) is 94136044368142401405728973741261
• The square root of 45490284021 is 213284.5142550203
• The cube root of 45490284021 is 3569.7643613351

Scales and comparisons

• 45,490,284,021 seconds is equal to 1,446 years, 23 weeks, 2 days, 22 hours, 21 seconds.
• To count from 1 to 45,490,284,021 would take you about two thousand, eight hundred ninety-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 45490284021 cubic inches would be around 297.5 feet tall.

Recreational maths with 45490284021

• 45490284021 backwards is 12048209454
• 45490284021 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 45490284021's digits is 39
• More coming soon!