489020490

Names of 489020490

• Cardinal: 489020490 can be written as Four hundred eighty-nine million, twenty thousand, four hundred ninety.

Scientific notation

• Scientific notation: 4.8902049 × 10⁸

Factors of 489020490

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 54

Divisors of 489020490

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 37 42 45 49 54 63 70 74 81 90 98 105 111 126 135 147 162 185 189 210 222 243 245 259 270 294 315 333 370 378 405 441 486 490 518 555 567 630 666 729 735 777 810 882 945 999 1110 1134 1215 1295 1323 1369 1458 1470 1554 1665 1701 1813 1890 1998 2205 2331 2430 2590 2646 2738 2835 2997 3330 3402 3626 3645 3885 3969 4107 4410 4662 4995 5103 5439 5670 5994 6615 6845 6993 7290 7770 7938 8214 8505 8991 9065 9583 9990 10206 10878 11655 11907 12321 13230 13690 13986 14985 16317 17010 17982 18130 19166 19845 20535 20979 23310 23814 24642 25515 26973 27195 28749 29970 32634 34965 35721 36963 39690 41070 41958 44955 47915 48951 51030 53946 54390 57498 59535 61605 62937 67081 69930 71442 73926 81585 86247 89910 95830 97902 104895 110889 119070 123210 125874 134162 134865 143745 146853 163170 172494 178605 184815 188811 201243 209790 221778 244755 258741 269730 287490 293706 314685 332667 335405 357210 369630 377622 402486 431235 440559 489510 517482 554445 603729 629370 665334 670810 734265 776223 862470 881118 944055 998001 1006215 1108890 1207458 1293705 1321677 1468530 1552446 1663335 1811187 1888110 1996002 2012430 2202795 2328669 2587410 2643354 3018645 3326670 3622374 3881115 4405590 4657338 4990005 5433561 6037290 6608385 6986007 7762230 9055935 9980010 10867122 11643345 13216770 13972014 16300683 18111870 23286690 27167805 32601366 34930035 48902049 54335610 69860070 81503415 97804098 163006830 244510245 489020490
• Sum of all divisors σ(n): 1577835126
• Sum of proper divisors (its aliquot sum) s(n): 1088814636
• 489020490 is an abundant number, because the sum of its proper divisors (1088814636) is greater than itself. Its abundance is 599794146

Bases of 489020490

• Binary: 11101001001011101110001001010₂
• Hexadecimal: 0x1D25DC4A
• Base-36: 835EMI

Squares and roots of 489020490

• 489020490 squared (489020490²) is 239141039639840100
• 489020490 cubed (489020490³) is 116944868383784029223649000
• The square root of 489020490 is 22113.8076775575
• The cube root of 489020490 is 787.8478463303

Scales and comparisons

• 489,020,490 seconds is equal to 15 years, 28 weeks, 3 days, 23 hours, 1 minute, 30 seconds.
• To count from 1 to 489,020,490 would take you about twenty-three 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 489020490 cubic inches would be around 65.7 feet tall.

Recreational maths with 489020490

• 489020490 backwards is 094020984
• The number of decimal digits it has is: 9
• The sum of 489020490's digits is 36
• More coming soon!