8137198793725172

Names of 8137198793725172

• Cardinal: 8137198793725172 can be written as Eight quadrillion, one hundred thirty-seven trillion, one hundred ninety-eight billion, seven hundred ninety-three million, seven hundred twenty-five thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 8.137198793725172 × 10¹⁵

Factors of 8137198793725172

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 21895293

Divisors of 8137198793725172

• Number of divisors d(n): 24
• Complete list of divisors:
  1 2 4 79 158 316 1247119 2494238 4988476 20648093 41296186 82592372 98522401 197044802 394089604 1631199347 3262398694 6524797388 25750629094067 51501258188134 103002516376268 2034299698431293 4068599396862586 8137198793725172
• Sum of all divisors σ(n): 14420364553996800
• Sum of proper divisors (its aliquot sum) s(n): 6283165760271628
• 8137198793725172 is a deficient number, because the sum of its proper divisors (6283165760271628) is less than itself. Its deficiency is 1854033033453544

Bases of 8137198793725172

• Binary: 11100111010001011110100111011100100010001010011110100₂
• Hexadecimal: 0x1CE8BD3B9114F4
• Base-36: 284E9IPJC38

Squares and roots of 8137198793725172

• 8137198793725172 squared (8137198793725172²) is 66214004208602394295760666429584
• 8137198793725172 cubed (8137198793725172³) is 538796515173952864940334395363931898288186288448
• The square root of 8137198793725172 is 90206423.2398401439
• The cube root of 8137198793725172 is 201136.8489097217

Scales and comparisons

• 8,137,198,793,725,172 seconds is equal to 258,737,751 years, 32 weeks, 6 days, 59 minutes, 32 seconds.
• To count from 1 to 8,137,198,793,725,172 would take you about seven hundred seventy-six million, two hundred thirteen thousand, two hundred fifty-four 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 8137198793725172 cubic inches would be around 16761.4 feet tall.

Recreational maths with 8137198793725172

• 8137198793725172 backwards is 2715273978917318
• The number of decimal digits it has is: 16
• The sum of 8137198793725172's digits is 80
• More coming soon!