213197440

Names of 213197440

• Cardinal: 213197440 can be written as Two hundred thirteen million, one hundred ninety-seven thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.1319744 × 10⁸

Factors of 213197440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 238

Divisors of 213197440

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 43 61 64 80 86 122 127 128 160 172 215 244 254 305 320 344 430 488 508 610 635 640 688 860 976 1016 1220 1270 1376 1720 1952 2032 2440 2540 2623 2752 3440 3904 4064 4880 5080 5246 5461 5504 6880 7747 7808 8128 9760 10160 10492 10922 13115 13760 15494 16256 19520 20320 20984 21844 26230 27305 27520 30988 38735 39040 40640 41968 43688 52460 54610 61976 77470 81280 83936 87376 104920 109220 123952 154940 167872 174752 209840 218440 247904 309880 333121 335744 349504 419680 436880 495808 619760 666242 699008 839360 873760 991616 1239520 1332484 1665605 1678720 1747520 2479040 2664968 3331210 3495040 4958080 5329936 6662420 10659872 13324840 21319744 26649680 42639488 53299360 106598720 213197440
• Sum of all divisors σ(n): 534251520
• Sum of proper divisors (its aliquot sum) s(n): 321054080
• 213197440 is an abundant number, because the sum of its proper divisors (321054080) is greater than itself. Its abundance is 107856640

Bases of 213197440

• Binary: 1100101101010010001010000000₂
• Hexadecimal: 0xCB52280
• Base-36: 3IXK74

Squares and roots of 213197440

• 213197440 squared (213197440²) is 45453148422553600
• 213197440 cubed (213197440³) is 9690494883628465782784000
• The square root of 213197440 is 14601.2821354839
• The cube root of 213197440 is 597.3937323775

Scales and comparisons

• 213,197,440 seconds is equal to 6 years, 40 weeks, 3 days, 13 hours, 30 minutes, 40 seconds.
• To count from 1 to 213,197,440 would take you about ten 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 213197440 cubic inches would be around 49.8 feet tall.

Recreational maths with 213197440

• 213197440 backwards is 044791312
• The number of decimal digits it has is: 9
• The sum of 213197440's digits is 31
• More coming soon!