38540991879

Names of 38540991879

• Cardinal: 38540991879 can be written as Thirty-eight billion, five hundred forty million, nine hundred ninety-one thousand, eight hundred seventy-nine.

Scientific notation

• Scientific notation: 3.8540991879 × 10¹⁰

Factors of 38540991879

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 726

Divisors of 38540991879

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 13 39 61 101 117 127 183 303 381 421 549 793 909 1143 1263 1313 1651 2379 3789 3939 4953 5473 6161 7137 7747 11817 12827 14859 16419 18483 23241 25681 38481 42521 49257 53467 55449 69723 77043 80093 100711 115443 127563 160401 166751 231129 240279 302133 333853 382689 481203 500253 552773 695071 720837 782447 906399 1001559 1500759 1658319 2085213 2347341 2593781 3004677 3261487 4974957 5400167 6255639 7042023 7781343 9784461 10171811 16200501 23344029 29353383 30515433 33719153 42399331 48601503 70202171 91546299 101157459 127197993 210606513 303472377 329410187 381593979 631819539 988230561 2964691683 4282332431 12846997293 38540991879
• Sum of all divisors σ(n): 62170687488
• Sum of proper divisors (its aliquot sum) s(n): 23629695609
• 38540991879 is a deficient number, because the sum of its proper divisors (23629695609) is less than itself. Its deficiency is 14911296270

Bases of 38540991879

• Binary: 100011111001001110001101110110000111₂
• Hexadecimal: 0x8F938DD87
• Base-36: HPEB7NR

Squares and roots of 38540991879

• 38540991879 squared (38540991879²) is 1485408055017143950641
• 38540991879 cubed (38540991879³) is 57249099785416930207428757844439
• The square root of 38540991879 is 196318.5978938317
• The cube root of 38540991879 is 3377.8546859009

Scales and comparisons

• 38,540,991,879 seconds is equal to 1,225 years, 25 weeks, 1 day, 7 hours, 4 minutes, 39 seconds.
• To count from 1 to 38,540,991,879 would take you about two thousand, four hundred fifty 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 38540991879 cubic inches would be around 281.5 feet tall.

Recreational maths with 38540991879

• 38540991879 backwards is 97819904583
• The number of decimal digits it has is: 11
• The sum of 38540991879's digits is 63
• More coming soon!