72005250

Names of 72005250

• Cardinal: 72005250 can be written as Seventy-two million, five thousand, two hundred fifty.

Scientific notation

• Scientific notation: 7.200525 × 10⁷

Factors of 72005250

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 223

Divisors of 72005250

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 10 15 19 25 30 31 38 50 57 62 75 93 95 114 125 150 155 163 186 190 250 285 310 326 375 465 475 489 570 589 750 775 815 930 950 978 1178 1425 1550 1630 1767 2325 2375 2445 2850 2945 3097 3534 3875 4075 4650 4750 4890 5053 5890 6194 7125 7750 8150 8835 9291 10106 11625 12225 14250 14725 15159 15485 17670 18582 20375 23250 24450 25265 29450 30318 30970 40750 44175 46455 50530 61125 73625 75795 77425 88350 92910 96007 122250 126325 147250 151590 154850 192014 220875 232275 252650 288021 378975 387125 441750 464550 480035 576042 631625 757950 774250 960070 1161375 1263250 1440105 1894875 2322750 2400175 2880210 3789750 4800350 7200525 12000875 14401050 24001750 36002625 72005250
• Sum of all divisors σ(n): 196485120
• Sum of proper divisors (its aliquot sum) s(n): 124479870
• 72005250 is an abundant number, because the sum of its proper divisors (124479870) is greater than itself. Its abundance is 52474620

Bases of 72005250

• Binary: 100010010101011011010000010₂
• Hexadecimal: 0x44AB682
• Base-36: 16VBLU

Squares and roots of 72005250

• 72005250 squared (72005250²) is 5184756027562500
• 72005250 cubed (72005250³) is 373329653953644703125000
• The square root of 72005250 is 8485.5907278161
• The cube root of 72005250 is 416.0268758831

Scales and comparisons

• 72,005,250 seconds is equal to 2 years, 15 weeks, 9 hours, 27 minutes, 30 seconds.
• To count from 1 to 72,005,250 would take you about 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 72005250 cubic inches would be around 34.7 feet tall.

Recreational maths with 72005250

• 72005250 backwards is 05250027
• The number of decimal digits it has is: 8
• The sum of 72005250's digits is 21
• More coming soon!