381101372172

Names of 381101372172

• Cardinal: 381101372172 can be written as Three hundred eighty-one billion, one hundred one million, three hundred seventy-two thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 3.81101372172 × 10¹¹

Factors of 381101372172

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 19806

Divisors of 381101372172

• Number of divisors d(n): 54
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 36 54 81 108 162 243 324 486 972 19801 39602 59403 79204 118806 178209 237612 356418 534627 712836 1069254 1603881 2138508 3207762 4811643 6415524 9623286 19246572 392079601 784159202 1176238803 1568318404 2352477606 3528716409 4704955212 7057432818 10586149227 14114865636 21172298454 31758447681 42344596908 63516895362 95275343043 127033790724 190550686086 381101372172
• Sum of all divisors σ(n): 999069278844
• Sum of proper divisors (its aliquot sum) s(n): 617967906672
• 381101372172 is an abundant number, because the sum of its proper divisors (617967906672) is greater than itself. Its abundance is 236866534500

Bases of 381101372172

• Binary: 101100010111011011010010111001100001100₂
• Hexadecimal: 0x58BB69730C
• Base-36: 4V2PX0R0

Squares and roots of 381101372172

• 381101372172 squared (381101372172²) is 145238255871381255997584
• 381101372172 cubed (381101372172³) is 55350498604451432205640067116832448
• The square root of 381101372172 is 617334.0847320841
• The cube root of 381101372172 is 7250.1474225877

Scales and comparisons

• 381,101,372,172 seconds is equal to 12,117 years, 43 weeks, 6 days, 12 hours, 16 minutes, 12 seconds.
• To count from 1 to 381,101,372,172 would take you about twenty-four thousand, two hundred thirty-five 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 381101372172 cubic inches would be around 604.2 feet tall.

Recreational maths with 381101372172

• 381101372172 backwards is 271273101183
• 381101372172 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 381101372172's digits is 36
• More coming soon!