38988345872

Names of 38988345872

• Cardinal: 38988345872 can be written as Thirty-eight billion, nine hundred eighty-eight million, three hundred forty-five thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 3.8988345872 × 10¹⁰

Factors of 38988345872

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 700503

Divisors of 38988345872

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 7 8 14 16 28 49 56 71 98 112 142 196 284 392 497 568 784 994 1136 1988 3479 3976 6958 7952 13916 27832 55664 700423 1400846 2801692 4902961 5603384 9805922 11206768 19611844 34320727 39223688 49730033 68641454 78447376 99460066 137282908 198920132 274565816 348110231 397840264 549131632 696220462 795680528 1392440924 2436771617 2784881848 4873543234 5569763696 9747086468 19494172936 38988345872
• Sum of all divisors σ(n): 89110742976
• Sum of proper divisors (its aliquot sum) s(n): 50122397104
• 38988345872 is an abundant number, because the sum of its proper divisors (50122397104) is greater than itself. Its abundance is 11134051232

Bases of 38988345872

• Binary: 100100010011111000101111001000010000₂
• Hexadecimal: 0x913E2F210
• Base-36: HWSNK7K

Squares and roots of 38988345872

• 38988345872 squared (38988345872²) is 1520091113834699440384
• 38988345872 cubed (38988345872³) is 59265838103140986016856236494848
• The square root of 38988345872 is 197454.6678911391
• The cube root of 38988345872 is 3390.8736178043

Scales and comparisons

• 38,988,345,872 seconds is equal to 1,239 years, 36 weeks, 6 days, 4 minutes, 32 seconds.
• To count from 1 to 38,988,345,872 would take you about two thousand, four hundred seventy-nine 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 38988345872 cubic inches would be around 282.6 feet tall.

Recreational maths with 38988345872

• 38988345872 backwards is 27854388983
• The number of decimal digits it has is: 11
• The sum of 38988345872's digits is 65
• More coming soon!