148181220

Names of 148181220

• Cardinal: 148181220 can be written as One hundred forty-eight million, one hundred eighty-one thousand, two hundred twenty.

Scientific notation

• Scientific notation: 1.4818122 × 10⁸

Factors of 148181220

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1205

Divisors of 148181220

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 30 33 36 44 45 55 60 66 67 90 99 110 132 134 165 180 198 201 220 268 330 335 396 402 495 603 660 670 737 804 990 1005 1117 1206 1340 1474 1980 2010 2211 2234 2412 2948 3015 3351 3685 4020 4422 4468 5585 6030 6633 6702 7370 8844 10053 11055 11170 12060 12287 13266 13404 14740 16755 20106 22110 22340 24574 26532 33165 33510 36861 40212 44220 49148 50265 61435 66330 67020 73722 74839 100530 110583 122870 132660 147444 149678 184305 201060 221166 224517 245740 299356 368610 374195 442332 449034 552915 673551 737220 748390 823229 898068 1105830 1122585 1347102 1496780 1646458 2211660 2245170 2469687 2694204 3292916 3367755 4116145 4490340 4939374 6735510 7409061 8232290 9878748 12348435 13471020 14818122 16464580 24696870 29636244 37045305 49393740 74090610 148181220
• Sum of all divisors σ(n): 498109248
• Sum of proper divisors (its aliquot sum) s(n): 349928028
• 148181220 is an abundant number, because the sum of its proper divisors (349928028) is greater than itself. Its abundance is 201746808

Bases of 148181220

• Binary: 1000110101010001000011100100₂
• Hexadecimal: 0x8D510E4
• Base-36: 2G81D0

Squares and roots of 148181220

• 148181220 squared (148181220²) is 21957673960688400
• 148181220 cubed (148181220³) is 3253714915857039151848000
• The square root of 148181220 is 12172.9708781381
• The cube root of 148181220 is 529.1730547793

Scales and comparisons

• 148,181,220 seconds is equal to 4 years, 37 weeks, 1 hour, 27 minutes.
• To count from 1 to 148,181,220 would take you about seven 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 148181220 cubic inches would be around 44.1 feet tall.

Recreational maths with 148181220

• 148181220 backwards is 022181841
• The number of decimal digits it has is: 9
• The sum of 148181220's digits is 27
• More coming soon!