1081982720

Names of 1081982720

• Cardinal: 1081982720 can be written as One billion, eighty-one million, nine hundred eighty-two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.08198272 × 10⁹

Factors of 1081982720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1354

Divisors of 1081982720

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 40 49 52 56 64 65 70 80 91 98 104 112 128 130 140 160 182 196 208 224 245 256 260 280 320 364 392 416 448 455 490 520 560 637 640 728 784 832 896 910 980 1040 1120 1274 1280 1327 1456 1568 1664 1792 1820 1960 2080 2240 2548 2654 2912 3136 3185 3328 3640 3920 4160 4480 5096 5308 5824 6272 6370 6635 7280 7840 8320 8960 9289 10192 10616 11648 12544 12740 13270 14560 15680 16640 17251 18578 20384 21232 23296 25480 26540 29120 31360 34502 37156 40768 42464 46445 50960 53080 58240 62720 65023 69004 74312 81536 84928 86255 92890 101920 106160 116480 120757 130046 138008 148624 163072 169856 172510 185780 203840 212320 241514 260092 276016 297248 325115 339712 345020 371560 407680 424640 483028 520184 552032 594496 603785 650230 690040 743120 815360 845299 849280 966056 1040368 1104064 1188992 1207570 1300460 1380080 1486240 1690598 1698560 1932112 2080736 2208128 2377984 2415140 2600920 2760160 2972480 3381196 3864224 4161472 4226495 4416256 4830280 5201840 5520320 5944960 6762392 7728448 8322944 8452990 9660560 10403680 11040640 11889920 13524784 15456896 16645888 16905980 19321120 20807360 22081280 27049568 30913792 33811960 38642240 41614720 54099136 67623920 77284480 83229440 108198272 135247840 154568960 216396544 270495680 540991360 1081982720
• Sum of all divisors σ(n): 3249175104
• Sum of proper divisors (its aliquot sum) s(n): 2167192384
• 1081982720 is an abundant number, because the sum of its proper divisors (2167192384) is greater than itself. Its abundance is 1085209664

Bases of 1081982720

• Binary: 1000000011111011011111100000000₂
• Hexadecimal: 0x407DBF00
• Base-36: HW6N7K

Squares and roots of 1081982720

• 1081982720 squared (1081982720²) is 1170686606378598400
• 1081982720 cubed (1081982720³) is 1266662678637085246619648000
• The square root of 1081982720 is 32893.5057420153
• The cube root of 1081982720 is 1026.6130366843

Scales and comparisons

• 1,081,982,720 seconds is equal to 34 years, 20 weeks, 6 days, 22 hours, 45 minutes, 20 seconds.
• To count from 1 to 1,081,982,720 would take you about sixty-eight 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 1081982720 cubic inches would be around 85.6 feet tall.

Recreational maths with 1081982720

• 1081982720 backwards is 0272891801
• The number of decimal digits it has is: 10
• The sum of 1081982720's digits is 38
• More coming soon!