420404070

Names of 420404070

• Cardinal: 420404070 can be written as Four hundred twenty million, four hundred four thousand and seventy.

Scientific notation

• Scientific notation: 4.2040407 × 10⁸

Factors of 420404070

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 310

Divisors of 420404070

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 10 15 19 30 38 57 61 95 107 113 114 122 183 190 214 226 285 305 321 339 366 535 565 570 610 642 678 915 1070 1130 1159 1605 1695 1830 2033 2147 2318 3210 3390 3477 4066 4294 5795 6099 6441 6527 6893 6954 10165 10735 11590 12091 12198 12882 13054 13786 17385 19581 20330 20679 21470 24182 30495 32205 32635 34465 34770 36273 39162 41358 60455 60990 64410 65270 68930 72546 97905 103395 120910 124013 130967 181365 195810 206790 229729 248026 261934 362730 372039 392901 459458 620065 654835 689187 737551 744078 785802 1148645 1240130 1309670 1378374 1475102 1860195 1964505 2212653 2297290 3445935 3687755 3720390 3929010 4425306 6891870 7375510 11063265 14013469 22126530 28026938 42040407 70067345 84080814 140134690 210202035 420404070
• Sum of all divisors σ(n): 1099215360
• Sum of proper divisors (its aliquot sum) s(n): 678811290
• 420404070 is an abundant number, because the sum of its proper divisors (678811290) is greater than itself. Its abundance is 258407220

Bases of 420404070

• Binary: 11001000011101101101101100110₂
• Hexadecimal: 0x190EDB66
• Base-36: 6YAPUU

Squares and roots of 420404070

• 420404070 squared (420404070²) is 176739582072564900
• 420404070 cubed (420404070³) is 74302039633405319299143000
• The square root of 420404070 is 20503.7574605241
• The cube root of 420404070 is 749.1273227509

Scales and comparisons

• 420,404,070 seconds is equal to 13 years, 19 weeks, 18 hours, 54 minutes, 30 seconds.
• To count from 1 to 420,404,070 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 420404070 cubic inches would be around 62.4 feet tall.

Recreational maths with 420404070

• 420404070 backwards is 070404024
• The number of decimal digits it has is: 9
• The sum of 420404070's digits is 21
• More coming soon!