3869700420

Names of 3869700420

• Cardinal: 3869700420 can be written as Three billion, eight hundred sixty-nine million, seven hundred thousand, four hundred twenty.

Scientific notation

• Scientific notation: 3.86970042 × 10⁹

Factors of 3869700420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1843

Divisors of 3869700420

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 20 30 60 89 178 267 356 445 534 683 890 1061 1068 1335 1366 1780 2049 2122 2670 2732 3183 3415 4098 4244 5305 5340 6366 6830 8196 10245 10610 12732 13660 15915 20490 21220 31830 40980 60787 63660 94429 121574 182361 188858 243148 283287 303935 364722 377716 472145 566574 607870 724663 729444 911805 944290 1133148 1215740 1416435 1449326 1823610 1888580 2173989 2832870 2898652 3623315 3647220 4347978 5665740 7246630 8695956 10869945 14493260 21739890 43479780 64495007 128990014 193485021 257980028 322475035 386970042 644950070 773940084 967425105 1289900140 1934850210 3869700420
• Sum of all divisors σ(n): 10983288960
• Sum of proper divisors (its aliquot sum) s(n): 7113588540
• 3869700420 is an abundant number, because the sum of its proper divisors (7113588540) is greater than itself. Its abundance is 3243888120

Bases of 3869700420

• Binary: 11100110101001101111000101000100₂
• Hexadecimal: 0xE6A6F144
• Base-36: 1RZX3YC

Squares and roots of 3869700420

• 3869700420 squared (3869700420²) is 14974581340548176400
• 3869700420 cubed (3869700420³) is 57947143702843441245314088000
• The square root of 3869700420 is 62206.9161749721
• The cube root of 3869700420 is 1569.9739565913

Scales and comparisons

• 3,869,700,420 seconds is equal to 123 years, 2 weeks, 2 days, 4 hours, 47 minutes.
• To count from 1 to 3,869,700,420 would take you about two hundred forty-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 3869700420 cubic inches would be around 130.8 feet tall.

Recreational maths with 3869700420

• 3869700420 backwards is 0240079683
• The number of decimal digits it has is: 10
• The sum of 3869700420's digits is 39
• More coming soon!