398090345811138

Names of 398090345811138

• Cardinal: 398090345811138 can be written as Three hundred ninety-eight trillion, ninety billion, three hundred forty-five million, eight hundred eleven thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 3.98090345811138 × 10¹⁴

Factors of 398090345811138

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 6456

Divisors of 398090345811138

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 3 6 9 18 27 54 81 162 243 486 729 1458 2187 4374 6451 6561 12902 13122 19353 19683 38706 39366 58059 59049 116118 118098 174177 177147 348354 354294 522531 531441 1045062 1062882 1567593 1594323 3135186 3188646 4702779 4782969 9405558 9565938 14108337 28216674 41615401 42325011 83230802 84650022 124846203 126975033 249692406 253950066 374538609 380925099 749077218 761850198 1123615827 1142775297 2247231654 2285550594 3370847481 3428325891 6741694962 6856651782 10112542443 10284977673 20225084886 20569955346 30337627329 30854933019 60675254658 61709866038 91012881987 182025763974 273038645961 546077291922 819115937883 1638231875766 2457347813649 4914695627298 7372043440947 14744086881894 22116130322841 44232260645682 66348390968523 132696781937046 199045172905569 398090345811138
• Sum of all divisors σ(n): 895842084364227
• Sum of proper divisors (its aliquot sum) s(n): 497751738553089
• 398090345811138 is an abundant number, because the sum of its proper divisors (497751738553089) is greater than itself. Its abundance is 99661392741951

Bases of 398090345811138

• Binary: 1011010100000111110100001101001101000110011000010₂
• Hexadecimal: 0x16A0FA1A68CC2
• Base-36: 3X406HIA4I

Squares and roots of 398090345811138

• 398090345811138 squared (398090345811138²) is 158475923428031438183164855044
• 398090345811138 cubed (398090345811138³) is 63087735160204461474748835041356924370680072
• The square root of 398090345811138 is 19952201.5279301447
• The cube root of 398090345811138 is 73563.1891114729

Scales and comparisons

• 398,090,345,811,138 seconds is equal to 12,658,041 years, 32 weeks, 2 days, 14 hours, 12 minutes, 18 seconds.
• To count from 1 to 398,090,345,811,138 would take you about thirty-one million, six hundred forty-five thousand, one hundred 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 398090345811138 cubic inches would be around 6130.3 feet tall.

Recreational maths with 398090345811138

• 398090345811138 backwards is 831118543090893
• The number of decimal digits it has is: 15
• The sum of 398090345811138's digits is 63
• More coming soon!