172228562172

Names of 172228562172

• Cardinal: 172228562172 can be written as One hundred seventy-two billion, two hundred twenty-eight million, five hundred sixty-two thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 1.72228562172 × 10¹¹

Factors of 172228562172

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5179

Divisors of 172228562172

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 36 54 61 108 122 183 244 366 549 732 1098 1647 2196 3294 5113 6588 10226 15339 20452 30678 46017 61356 92034 138051 184068 276102 311893 552204 623786 935679 1247572 1871358 2807037 3742716 5614074 8421111 11228148 16842222 26142769 33684444 52285538 78428307 104571076 156856614 235284921 313713228 470569842 705854763 941139684 1411709526 1594708909 2823419052 3189417818 4784126727 6378835636 9568253454 14352380181 19136506908 28704760362 43057140543 57409520724 86114281086 172228562172
• Sum of all divisors σ(n): 453927248880
• Sum of proper divisors (its aliquot sum) s(n): 281698686708
• 172228562172 is an abundant number, because the sum of its proper divisors (281698686708) is greater than itself. Its abundance is 109470124536

Bases of 172228562172

• Binary: 10100000011001100111110100110011111100₂
• Hexadecimal: 0x28199F4CFC
• Base-36: 274CFT30

Squares and roots of 172228562172

• 172228562172 squared (172228562172²) is 29662677627834469357584
• 172228562172 cubed (172228562172³) is 5108760318013482383477284843712448
• The square root of 172228562172 is 415004.2917513023
• The cube root of 172228562172 is 5563.7600527175

Scales and comparisons

• 172,228,562,172 seconds is equal to 5,476 years, 17 weeks, 3 days, 3 hours, 16 minutes, 12 seconds.
• To count from 1 to 172,228,562,172 would take you about ten thousand, nine hundred fifty-two 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 172228562172 cubic inches would be around 463.6 feet tall.

Recreational maths with 172228562172

• 172228562172 backwards is 271265822271
• The number of decimal digits it has is: 12
• The sum of 172228562172's digits is 45
• More coming soon!