40420900

Names of 40420900

• Cardinal: 40420900 can be written as Forty million, four hundred twenty thousand, nine hundred.

Scientific notation

• Scientific notation: 4.04209 × 10⁷

Factors of 40420900

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 127

Divisors of 40420900

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 10 13 17 20 25 26 31 34 50 52 59 62 65 68 85 100 118 124 130 155 170 221 236 260 295 310 325 340 403 425 442 527 590 620 650 767 775 806 850 884 1003 1054 1105 1180 1300 1475 1534 1550 1612 1700 1829 2006 2015 2108 2210 2635 2950 3068 3100 3658 3835 4012 4030 4420 5015 5270 5525 5900 6851 7316 7670 8060 9145 10030 10075 10540 11050 13039 13175 13702 15340 18290 19175 20060 20150 22100 23777 25075 26078 26350 27404 31093 34255 36580 38350 40300 45725 47554 50150 52156 52700 62186 65195 68510 76700 91450 95108 100300 118885 124372 130390 137020 155465 171275 182900 237770 260780 310930 325975 342550 404209 475540 594425 621860 651950 685100 777325 808418 1188850 1303900 1554650 1616836 2021045 2377700 3109300 4042090 8084180 10105225 20210450 40420900
• Sum of all divisors σ(n): 104993280
• Sum of proper divisors (its aliquot sum) s(n): 64572380
• 40420900 is an abundant number, because the sum of its proper divisors (64572380) is greater than itself. Its abundance is 24151480

Bases of 40420900

• Binary: 10011010001100011000100100₂
• Hexadecimal: 0x268C624
• Base-36: O2CYS

Squares and roots of 40420900

• 40420900 squared (40420900²) is 1633849156810000
• 40420900 cubed (40420900³) is 66041653382501329000000
• The square root of 40420900 is 6357.7433103263
• The cube root of 40420900 is 343.1905544715

Scales and comparisons

• 40,420,900 seconds is equal to 1 year, 14 weeks, 5 days, 20 hours, 1 minute, 40 seconds.
• To count from 1 to 40,420,900 would take you about forty-eight 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 40420900 cubic inches would be around 28.6 feet tall.

Recreational maths with 40420900

• 40420900 backwards is 00902404
• The number of decimal digits it has is: 8
• The sum of 40420900's digits is 19
• More coming soon!