30331980

Names of 30331980

• Cardinal: 30331980 can be written as Thirty million, three hundred thirty-one thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 3.033198 × 10⁷

Factors of 30331980

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 217

Divisors of 30331980

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 19 20 21 28 30 35 36 38 42 45 49 57 60 63 70 76 84 90 95 98 105 114 126 133 140 147 171 180 181 190 196 210 228 245 252 266 285 294 315 342 362 380 399 420 441 490 532 543 570 588 630 665 684 724 735 798 855 882 905 931 980 1086 1140 1197 1260 1267 1330 1470 1596 1629 1710 1764 1810 1862 1995 2172 2205 2394 2534 2660 2715 2793 2940 3258 3420 3439 3620 3724 3801 3990 4410 4655 4788 5068 5430 5586 5985 6335 6516 6878 7602 7980 8145 8379 8820 8869 9310 10317 10860 11172 11403 11970 12670 13756 13965 15204 16290 16758 17195 17738 18620 19005 20634 22806 23940 24073 25340 26607 27930 30951 32580 33516 34390 35476 38010 41268 41895 44345 45612 48146 51585 53214 55860 57015 61902 68780 72219 76020 79821 83790 88690 96292 103170 106428 114030 120365 123804 133035 144438 154755 159642 167580 168511 177380 206340 216657 228060 240730 266070 288876 309510 319284 337022 361095 399105 433314 481460 505533 532140 619020 674044 722190 798210 842555 866628 1011066 1083285 1444380 1516599 1596420 1685110 2022132 2166570 2527665 3033198 3370220 4333140 5055330 6066396 7582995 10110660 15165990 30331980
• Sum of all divisors σ(n): 113284080
• Sum of proper divisors (its aliquot sum) s(n): 82952100
• 30331980 is an abundant number, because the sum of its proper divisors (82952100) is greater than itself. Its abundance is 52620120

Bases of 30331980

• Binary: 1110011101101010001001100₂
• Hexadecimal: 0x1CED44C
• Base-36: I24B0

Squares and roots of 30331980

• 30331980 squared (30331980²) is 920029010720400
• 30331980 cubed (30331980³) is 27906301552590958392000
• The square root of 30331980 is 5507.4476847265
• The cube root of 30331980 is 311.8652031115

Scales and comparisons

• 30,331,980 seconds is equal to 50 weeks, 1 day, 1 hour, 33 minutes.
• To count from 1 to 30,331,980 would take you about twenty-three 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 30331980 cubic inches would be around 26 feet tall.

Recreational maths with 30331980

• 30331980 backwards is 08913303
• The number of decimal digits it has is: 8
• The sum of 30331980's digits is 27
• More coming soon!