398893407102

Names of 398893407102

• Cardinal: 398893407102 can be written as Three hundred ninety-eight billion, eight hundred ninety-three million, four hundred seven thousand, one hundred two.

Scientific notation

• Scientific notation: 3.98893407102 × 10¹¹

Factors of 398893407102

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 38774

Divisors of 398893407102

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 6 9 18 61 97 122 183 194 291 366 549 582 873 1098 1746 5917 9409 11834 17751 18818 28227 35502 38611 53253 56454 77222 84681 106506 115833 169362 231666 347499 573949 694998 1147898 1721847 2355271 3443694 3745267 4710542 5165541 7065813 7490534 10331082 11235801 14131626 21197439 22471602 33707403 42394878 67414806 228461287 363290899 456922574 685383861 726581798 1089872697 1370767722 2056151583 2179745394 3269618091 4112303166 6539236182 22160744839 44321489678 66482234517 132964469034 199446703551 398893407102
• Sum of all divisors σ(n): 887609798712
• Sum of proper divisors (its aliquot sum) s(n): 488716391610
• 398893407102 is an abundant number, because the sum of its proper divisors (488716391610) is greater than itself. Its abundance is 89822984508

Bases of 398893407102

• Binary: 101110011011111111001100101101101111110₂
• Hexadecimal: 0x5CDFE65B7E
• Base-36: 538YU2RI

Squares and roots of 398893407102

• 398893407102 squared (398893407102²) is 159115950229441904038404
• 398893407102 cubed (398893407102³) is 63470303511294339733849104614345208
• The square root of 398893407102 is 631580.0876389313
• The cube root of 398893407102 is 7361.2621834891

Scales and comparisons

• 398,893,407,102 seconds is equal to 12,683 years, 29 weeks, 6 days, 20 hours, 11 minutes, 42 seconds.
• To count from 1 to 398,893,407,102 would take you about twenty-five thousand, three hundred sixty-seven 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 398893407102 cubic inches would be around 613.4 feet tall.

Recreational maths with 398893407102

• 398893407102 backwards is 201704398893
• The number of decimal digits it has is: 12
• The sum of 398893407102's digits is 54
• More coming soon!