30481440

Names of 30481440

• Cardinal: 30481440 can be written as Thirty million, four hundred eighty-one thousand, four hundred forty.

Scientific notation

• Scientific notation: 3.048144 × 10⁷

Factors of 30481440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 295

Divisors of 30481440

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 20 22 23 24 30 32 33 40 44 46 48 55 60 66 69 80 88 92 96 110 115 120 132 138 160 165 176 184 220 230 240 251 253 264 276 330 345 352 368 440 460 480 502 506 528 552 660 690 736 753 759 880 920 1004 1012 1056 1104 1255 1265 1320 1380 1506 1518 1760 1840 2008 2024 2208 2510 2530 2640 2760 2761 3012 3036 3680 3765 3795 4016 4048 5020 5060 5280 5520 5522 5773 6024 6072 7530 7590 8032 8096 8283 10040 10120 11040 11044 11546 12048 12144 13805 15060 15180 16566 17319 20080 20240 22088 23092 24096 24288 27610 28865 30120 30360 33132 34638 40160 40480 41415 44176 46184 55220 57730 60240 60720 63503 66264 69276 82830 86595 88352 92368 110440 115460 120480 121440 127006 132528 138552 165660 173190 184736 190509 220880 230920 254012 265056 277104 317515 331320 346380 381018 441760 461840 508024 554208 635030 662640 692760 762036 923680 952545 1016048 1270060 1325280 1385520 1524072 1905090 2032096 2540120 2771040 3048144 3810180 5080240 6096288 7620360 10160480 15240720 30481440
• Sum of all divisors σ(n): 109734912
• Sum of proper divisors (its aliquot sum) s(n): 79253472
• 30481440 is an abundant number, because the sum of its proper divisors (79253472) is greater than itself. Its abundance is 48772032

Bases of 30481440

• Binary: 1110100010001110000100000₂
• Hexadecimal: 0x1D11C20
• Base-36: I5BMO

Squares and roots of 30481440

• 30481440 squared (30481440²) is 929118184473600
• 30481440 cubed (30481440³) is 28320860192940969984000
• The square root of 30481440 is 5520.9999094367
• The cube root of 30481440 is 312.3765998115

Scales and comparisons

• 30,481,440 seconds is equal to 50 weeks, 2 days, 19 hours, 4 minutes.
• To count from 1 to 30,481,440 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 30481440 cubic inches would be around 26 feet tall.

Recreational maths with 30481440

• 30481440 backwards is 04418403
• 30481440 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30481440's digits is 24
• More coming soon!