998107251381

Names of 998107251381

• Cardinal: 998107251381 can be written as Nine hundred ninety-eight billion, one hundred seven million, two hundred fifty-one thousand, three hundred eighty-one.

Scientific notation

• Scientific notation: 9.98107251381 × 10¹¹

Factors of 998107251381

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 292935

Divisors of 998107251381

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 9 19 57 71 171 213 281 639 843 1349 2529 4047 5339 12141 16017 19951 48051 59853 179559 292561 379069 877683 1137207 2633049 3411621 5558659 16675977 20771831 50027931 62315493 82209641 186946479 246628923 394664789 739886769 1183994367 1561983179 3551983101 4685949537 5836884511 14057848611 17510653533 52531960599 110900805709 332702417127 998107251381
• Sum of all divisors σ(n): 1544446500480
• Sum of proper divisors (its aliquot sum) s(n): 546339249099
• 998107251381 is a deficient number, because the sum of its proper divisors (546339249099) is less than itself. Its deficiency is 451768002282

Bases of 998107251381

• Binary: 1110100001100011110101000000001010110101₂
• Hexadecimal: 0xE863D402B5
• Base-36: CQIVAC39

Squares and roots of 998107251381

• 998107251381 squared (998107251381²) is 996218085259334726407161
• 998107251381 cubed (998107251381³) is 994332494854237296346895103185539341
• The square root of 998107251381 is 999053.1774540333
• The cube root of 998107251381 is 9993.6868531931

Scales and comparisons

• 998,107,251,381 seconds is equal to 31,736 years, 37 weeks, 4 days, 6 hours, 16 minutes, 21 seconds.
• To count from 1 to 998,107,251,381 would take you about sixty-three thousand, four hundred seventy-three 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 998107251381 cubic inches would be around 832.8 feet tall.

Recreational maths with 998107251381

• 998107251381 backwards is 183152701899
• The number of decimal digits it has is: 12
• The sum of 998107251381's digits is 54
• More coming soon!