138882179961

Names of 138882179961

• Cardinal: 138882179961 can be written as One hundred thirty-eight billion, eight hundred eighty-two million, one hundred seventy-nine thousand, nine hundred sixty-one.

Scientific notation

• Scientific notation: 1.38882179961 × 10¹¹

Factors of 138882179961

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 19957

Divisors of 138882179961

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 9 19 21 27 57 63 133 171 189 399 513 1197 2179 3591 6537 15253 17749 19611 41401 45759 53247 58833 124203 124243 137277 159741 289807 337231 372609 372729 411831 479223 869421 1011693 1117827 1118187 2360617 2608263 3035079 3354561 7081851 7824789 9105237 21245553 38675071 63736659 116025213 270725497 348075639 734826349 812176491 1044226917 2204479047 2436529473 5143784443 6613437141 7309588419 15431353329 19840311423 46294059987 138882179961
• Sum of all divisors σ(n): 247648000000
• Sum of proper divisors (its aliquot sum) s(n): 108765820039
• 138882179961 is a deficient number, because the sum of its proper divisors (108765820039) is less than itself. Its deficiency is 30116359922

Bases of 138882179961

• Binary: 10000001010110000001011110001101111001₂
• Hexadecimal: 0x205605E379
• Base-36: 1RSUV3W9

Squares and roots of 138882179961

• 138882179961 squared (138882179961²) is 19288259910719589961521
• 138882179961 cubed (138882179961³) is 2678795584055099886044088587280681
• The square root of 138882179961 is 372668.9951699765
• The cube root of 138882179961 is 5178.6374571185

Scales and comparisons

• 138,882,179,961 seconds is equal to 4,416 years, 1 week, 1 day, 15 hours, 19 minutes, 21 seconds.
• To count from 1 to 138,882,179,961 would take you about eight thousand, eight hundred thirty-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 138882179961 cubic inches would be around 431.6 feet tall.

Recreational maths with 138882179961

• 138882179961 backwards is 169971288831
• 138882179961 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138882179961's digits is 63
• More coming soon!