101388

Names of 101388

• Cardinal: 101388 can be written as One hundred one thousand, three hundred eighty-eight.

Scientific notation

• Scientific notation: 1.01388 × 10⁵

Factors of 101388

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 100

Divisors of 101388

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 7 12 14 17 21 28 34 42 51 68 71 84 102 119 142 204 213 238 284 357 426 476 497 714 852 994 1207 1428 1491 1988 2414 2982 3621 4828 5964 7242 8449 14484 16898 25347 33796 50694 101388
• Sum of all divisors σ(n): 290304
• Sum of proper divisors (its aliquot sum) s(n): 188916
• 101388 is an abundant number, because the sum of its proper divisors (188916) is greater than itself. Its abundance is 87528

Bases of 101388

• Binary: 11000110000001100₂
• Hexadecimal: 0x18C0C
• Base-36: 268C

Squares and roots of 101388

• 101388 squared (101388²) is 10279526544
• 101388 cubed (101388³) is 1042220637243072
• The square root of 101388 is 318.4148237755
• The cube root of 101388 is 46.6296531903

Scales and comparisons

• 101,388 seconds is equal to 1 day, 4 hours, 9 minutes, 48 seconds.
• To count from 1 to 101,388 would take you about four hours.

  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 101388 cubic inches would be around 3.9 feet tall.

Recreational maths with 101388

• 101388 backwards is 883101
• 101388 is a Harshad number.
• The number of decimal digits it has is: 6
• The sum of 101388's digits is 21
• More coming soon!