161995008327984

Names of 161995008327984

• Cardinal: 161995008327984 can be written as One hundred sixty-one trillion, nine hundred ninety-five billion, eight million, three hundred twenty-seven thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 1.61995008327984 × 10¹⁴

Factors of 161995008327984

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 6656599637

Divisors of 161995008327984

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 36 39 48 52 72 78 104 117 144 156 169 208 234 312 338 468 507 624 676 936 1014 1352 1521 1872 2028 2704 3042 4056 6084 8112 12168 24336 6656599619 13313199238 19969798857 26626398476 39939597714 53252796952 59909396571 79879195428 86535795047 106505593904 119818793142 159758390856 173071590094 239637586284 259607385141 319516781712 346143180188 479275172568 519214770282 692286360376 778822155423 958550345136 1038429540564 1124965335611 1384572720752 1557644310846 2076859081128 2249930671222 3115288621692 3374896006833 4153718162256 4499861342444 6230577243384 6749792013666 8999722684888 10124688020499 12461154486768 13499584027332 17999445369776 20249376040998 26999168054664 40498752081996 53998336109328 80997504163992 161995008327984
• Sum of all divisors σ(n): 490917565375380
• Sum of proper divisors (its aliquot sum) s(n): 328922557047396
• 161995008327984 is an abundant number, because the sum of its proper divisors (328922557047396) is greater than itself. Its abundance is 166927548719412

Bases of 161995008327984

• Binary: 100100110101010101100110111011010100000100110000₂
• Hexadecimal: 0x935566ED4130
• Base-36: 1LF7H9DD80

Squares and roots of 161995008327984

• 161995008327984 squared (161995008327984²) is 26242382723183605515317504256
• 161995008327984 cubed (161995008327984³) is 4251135007788271616003354895826650363899904
• The square root of 161995008327984 is 12727725.9684510805
• The cube root of 161995008327984 is 54513.0578736569

Scales and comparisons

• 161,995,008,327,984 seconds is equal to 5,150,940 years, 9 weeks, 3 days, 26 minutes, 24 seconds.
• To count from 1 to 161,995,008,327,984 would take you about twelve million, eight hundred seventy-seven thousand, three hundred fifty 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 161995008327984 cubic inches would be around 4542.8 feet tall.

Recreational maths with 161995008327984

• 161995008327984 backwards is 489723800599161
• 161995008327984 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 161995008327984's digits is 72
• More coming soon!