397998869108281

Names of 397998869108281

• Cardinal: 397998869108281 can be written as Three hundred ninety-seven trillion, nine hundred ninety-eight billion, eight hundred sixty-nine million, one hundred eight thousand, two hundred eighty-one.

Scientific notation

• Scientific notation: 3.97998869108281 × 10¹⁴

Factors of 397998869108281

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1194

Divisors of 397998869108281

• Number of divisors d(n): 33
• Complete list of divisors:
  1 7 49 343 1187 2401 8309 16807 58163 117649 407141 823543 1408969 2849987 5764801 9862783 19949909 40353607 69039481 139649363 282475249 483276367 977545541 3382934569 6842818787 23680541983 47899731509 165763793881 335298120563 1160346557167 8122425900169 56856981301183 397998869108281
• Sum of all divisors σ(n): 464723524419749
• Sum of proper divisors (its aliquot sum) s(n): 66724655311468
• 397998869108281 is a deficient number, because the sum of its proper divisors (66724655311468) is less than itself. Its deficiency is 331274213796813

Bases of 397998869108281

• Binary: 1011010011111101001010101001101101101011000111001₂
• Hexadecimal: 0x169FA5536D639
• Base-36: 3X2U5MN2GP

Squares and roots of 397998869108281

• 397998869108281 squared (397998869108281²) is 158403099811470592080102774961
• 397998869108281 cubed (397998869108281³) is 63044254588211454925327109019265127684552041
• 397998869108281 is a perfect square number. Its square root is 19949909
• The cube root of 397998869108281 is 73557.5540141733

Scales and comparisons

• 397,998,869,108,281 seconds is equal to 12,655,132 years, 49 weeks, 1 day, 10 hours, 58 minutes, 1 second.
• To count from 1 to 397,998,869,108,281 would take you about thirty-one million, six hundred thirty-seven thousand, eight hundred thirty-two 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 397998869108281 cubic inches would be around 6129.8 feet tall.

Recreational maths with 397998869108281

• 397998869108281 backwards is 182801968899793
• The number of decimal digits it has is: 15
• The sum of 397998869108281's digits is 88
• More coming soon!