423420836985

Names of 423420836985

• Cardinal: 423420836985 can be written as Four hundred twenty-three billion, four hundred twenty million, eight hundred thirty-six thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 4.23420836985 × 10¹¹

Factors of 423420836985

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 476

Divisors of 423420836985

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 9 15 37 45 111 185 333 431 555 1293 1369 1665 2155 3879 4107 6465 6845 12321 15947 19395 20535 47841 50653 61605 79735 143523 151959 185761 239205 253265 455877 557283 590039 717615 759795 928805 1671849 1770117 2279385 2786415 2950195 5310351 6873157 8359245 8850585 20619471 21831443 26551755 34365785 61858413 65494329 103097355 109157215 196482987 254306809 309292065 327471645 762920427 982414935 1271534045 2288761281 3814602135 9409351933 11443806405 28228055799 47046759665 84684167397 141140278995 423420836985
• Sum of all divisors σ(n): 756070191240
• Sum of proper divisors (its aliquot sum) s(n): 332649354255
• 423420836985 is a deficient number, because the sum of its proper divisors (332649354255) is less than itself. Its deficiency is 90771482730

Bases of 423420836985

• Binary: 110001010010101110110010011110001111001₂
• Hexadecimal: 0x6295D93C79
• Base-36: 5EILU0S9

Squares and roots of 423420836985

• 423420836985 squared (423420836985²) is 179285205193077943890225
• 423420836985 cubed (423420836985³) is 75913091641880531530341936459971625
• The square root of 423420836985 is 650707.9506084123
• The cube root of 423420836985 is 7509.1493495151

Scales and comparisons

• 423,420,836,985 seconds is equal to 13,463 years, 24 weeks, 4 days, 3 hours, 9 minutes, 45 seconds.
• To count from 1 to 423,420,836,985 would take you about twenty-six thousand, nine hundred twenty-six 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 423420836985 cubic inches would be around 625.8 feet tall.

Recreational maths with 423420836985

• 423420836985 backwards is 589638024324
• The number of decimal digits it has is: 12
• The sum of 423420836985's digits is 54
• More coming soon!