398645818818036

Names of 398645818818036

• Cardinal: 398645818818036 can be written as Three hundred ninety-eight trillion, six hundred forty-five billion, eight hundred eighteen million, eight hundred eighteen thousand and thirty-six.

Scientific notation

• Scientific notation: 3.98645818818036 × 10¹⁴

Factors of 398645818818036

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 52281

Divisors of 398645818818036

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 12 23 46 69 92 138 276 529 1058 1587 2116 3174 6348 12167 24334 36501 48668 52253 73002 104506 146004 156759 209012 313518 627036 1201819 2403638 3605457 4807276 7210914 14421828 27641837 55283674 82925511 110567348 165851022 331702044 635762251 1271524502 1907286753 2543049004 2730376009 3814573506 5460752018 7629147012 8191128027 10921504036 16382256054 32764512108 62798648207 125597296414 188395944621 251194592828 376791889242 753583778484 1444368908761 2888737817522 4333106726283 5777475635044 8666213452566 17332426905132 33220484901503 66440969803006 99661454704509 132881939606012 199322909409018 398645818818036
• Sum of all divisors σ(n): 972469330150080
• Sum of proper divisors (its aliquot sum) s(n): 573823511332044
• 398645818818036 is an abundant number, because the sum of its proper divisors (573823511332044) is greater than itself. Its abundance is 175177692514008

Bases of 398645818818036

• Binary: 1011010101001000011110110011010111111110111110100₂
• Hexadecimal: 0x16A90F66BFDF4
• Base-36: 3XB3CZSLBO

Squares and roots of 398645818818036

• 398645818818036 squared (398645818818036²) is 158918488861102385416078897296
• 398645818818036 cubed (398645818818036³) is 63352191117359093769924793321329424956430656
• The square root of 398645818818036 is 19966116.7686166757
• The cube root of 398645818818036 is 73597.3885298671

Scales and comparisons

• 398,645,818,818,036 seconds is equal to 12,675,703 years, 49 weeks, 1 day, 7 hours, 40 minutes, 36 seconds.
• To count from 1 to 398,645,818,818,036 would take you about thirty-one million, six hundred eighty-nine thousand, two hundred fifty-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 398645818818036 cubic inches would be around 6133.1 feet tall.

Recreational maths with 398645818818036

• 398645818818036 backwards is 630818818546893
• The number of decimal digits it has is: 15
• The sum of 398645818818036's digits is 78
• More coming soon!