420249144

Names of 420249144

• Cardinal: 420249144 can be written as Four hundred twenty million, two hundred forty-nine thousand, one hundred forty-four.

Scientific notation

• Scientific notation: 4.20249144 × 10⁸

Factors of 420249144

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 199

Divisors of 420249144

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 19 21 24 28 31 38 42 56 57 62 76 84 93 114 124 133 137 152 168 186 217 228 248 266 274 372 399 411 434 456 532 548 589 651 744 798 822 868 959 961 1064 1096 1178 1302 1596 1644 1736 1767 1918 1922 2356 2603 2604 2877 2883 3192 3288 3534 3836 3844 4123 4247 4712 5206 5208 5754 5766 6727 7068 7672 7688 7809 8246 8494 10412 11508 11532 12369 12741 13454 14136 15618 16492 16988 18221 18259 20181 20824 23016 23064 24738 25482 26908 29729 31236 32984 33976 36442 36518 40362 49476 50964 53816 54663 54777 59458 62472 72884 73036 80693 80724 89187 98952 101928 109326 109554 118916 127813 131657 145768 146072 161386 161448 178374 218652 219108 237832 242079 255626 263314 322772 356748 383439 394971 437304 438216 484158 511252 526628 564851 645544 713496 766878 789942 921599 968316 1022504 1053256 1129702 1533756 1579884 1694553 1843198 1936632 2259404 2501483 2764797 3067512 3159768 3389106 3686396 4518808 5002966 5529594 6778212 7372792 7504449 10005932 11059188 13556424 15008898 17510381 20011864 22118376 30017796 35020762 52531143 60035592 70041524 105062286 140083048 210124572 420249144
• Sum of all divisors σ(n): 1315526400
• Sum of proper divisors (its aliquot sum) s(n): 895277256
• 420249144 is an abundant number, because the sum of its proper divisors (895277256) is greater than itself. Its abundance is 475028112

Bases of 420249144

• Binary: 11001000011000111111000111000₂
• Hexadecimal: 0x190C7E38
• Base-36: 6Y7EBC

Squares and roots of 420249144

• 420249144 squared (420249144²) is 176609343032732736
• 420249144 cubed (420249144³) is 74219925231908296284777984
• The square root of 420249144 is 20499.9791219405
• The cube root of 420249144 is 749.0352894211

Scales and comparisons

• 420,249,144 seconds is equal to 13 years, 18 weeks, 5 days, 23 hours, 52 minutes, 24 seconds.
• To count from 1 to 420,249,144 would take you about twenty 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 420249144 cubic inches would be around 62.4 feet tall.

Recreational maths with 420249144

• 420249144 backwards is 441942024
• The number of decimal digits it has is: 9
• The sum of 420249144's digits is 30
• More coming soon!