30985200

Names of 30985200

• Cardinal: 30985200 can be written as Thirty million, nine hundred eighty-five thousand, two hundred.

Scientific notation

• Scientific notation: 3.09852 × 10⁷

Factors of 30985200

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 180

Divisors of 30985200

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 25 27 30 36 38 40 45 48 50 54 57 60 72 75 76 80 90 95 100 108 114 120 135 144 150 151 152 171 180 190 200 216 225 228 240 270 285 300 302 304 342 360 380 400 432 450 453 456 475 513 540 570 600 604 675 684 720 755 760 855 900 906 912 950 1026 1080 1140 1200 1208 1350 1359 1368 1425 1510 1520 1710 1800 1812 1900 2052 2160 2265 2280 2416 2565 2700 2718 2736 2850 2869 3020 3420 3600 3624 3775 3800 4077 4104 4275 4530 4560 5130 5400 5436 5700 5738 6040 6795 6840 7248 7550 7600 8154 8208 8550 8607 9060 10260 10800 10872 11325 11400 11476 12080 12825 13590 13680 14345 15100 16308 17100 17214 18120 20385 20520 21744 22650 22800 22952 25650 25821 27180 28690 30200 32616 33975 34200 34428 36240 40770 41040 43035 45300 45904 51300 51642 54360 57380 60400 65232 67950 68400 68856 71725 77463 81540 86070 90600 101925 102600 103284 108720 114760 129105 135900 137712 143450 154926 163080 172140 181200 203850 205200 206568 215175 229520 258210 271800 286900 309852 326160 344280 387315 407700 413136 430350 516420 543600 573800 619704 645525 688560 774630 815400 860700 1032840 1147600 1239408 1291050 1549260 1630800 1721400 1936575 2065680 2582100 3098520 3442800 3873150 5164200 6197040 7746300 10328400 15492600 30985200
• Sum of all divisors σ(n): 116857600
• Sum of proper divisors (its aliquot sum) s(n): 85872400
• 30985200 is an abundant number, because the sum of its proper divisors (85872400) is greater than itself. Its abundance is 54887200

Bases of 30985200

• Binary: 1110110001100101111110000₂
• Hexadecimal: 0x1D8CBF0
• Base-36: IG4C0

Squares and roots of 30985200

• 30985200 squared (30985200²) is 960082619040000
• 30985200 cubed (30985200³) is 29748351967478208000000
• The square root of 30985200 is 5566.4351249251
• The cube root of 30985200 is 314.0880654171

Scales and comparisons

• 30,985,200 seconds is equal to 51 weeks, 1 day, 15 hours.
• To count from 1 to 30,985,200 would take you about twenty-four weeks!

  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 30985200 cubic inches would be around 26.2 feet tall.

Recreational maths with 30985200

• 30985200 backwards is 00258903
• 30985200 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30985200's digits is 27
• More coming soon!