198991597012

Names of 198991597012

• Cardinal: 198991597012 can be written as One hundred ninety-eight billion, nine hundred ninety-one million, five hundred ninety-seven thousand and twelve.

Scientific notation

• Scientific notation: 1.98991597012 × 10¹¹

Factors of 198991597012

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 8659

Divisors of 198991597012

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 13 19 26 38 52 67 76 134 247 268 367 494 734 871 988 1273 1468 1742 2546 3484 4771 5092 6973 8191 9542 13946 16382 16549 19084 24589 27892 32764 33098 49178 66196 90649 98356 106483 155629 181298 212966 311258 319657 362596 425932 467191 548797 622516 639314 934382 1097594 1278628 1868764 2023177 2195188 3006097 4046354 6012194 6073483 7134361 8092708 10427143 12024388 12146966 14268722 20854286 24293932 28537444 39079261 41708572 57115843 78158522 114231686 135552859 156317044 201408499 228463372 271105718 402816998 542211436 742505959 805633996 1485011918 2618310487 2970023836 3826761481 5236620974 7653522962 10473241948 15307045924 49747899253 99495798506 198991597012
• Sum of all divisors σ(n): 401793351680
• Sum of proper divisors (its aliquot sum) s(n): 202801754668
• 198991597012 is an abundant number, because the sum of its proper divisors (202801754668) is greater than itself. Its abundance is 3810157656

Bases of 198991597012

• Binary: 10111001010100110100101100110111010100₂
• Hexadecimal: 0x2E54D2CDD4
• Base-36: 2JEYGIXG

Squares and roots of 198991597012

• 198991597012 squared (198991597012²) is 39597655681386207328144
• 198991597012 cubed (198991597012³) is 7879600741970336438177112093905728
• The square root of 198991597012 is 446084.7419627799
• The cube root of 198991597012 is 5838.1902838895

Scales and comparisons

• 198,991,597,012 seconds is equal to 6,327 years, 16 weeks, 3 days, 11 hours, 36 minutes, 52 seconds.
• To count from 1 to 198,991,597,012 would take you about twelve thousand, six 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 198991597012 cubic inches would be around 486.5 feet tall.

Recreational maths with 198991597012

• 198991597012 backwards is 210795199891
• The number of decimal digits it has is: 12
• The sum of 198991597012's digits is 61
• More coming soon!