3994163200

Names of 3994163200

• Cardinal: 3994163200 can be written as Three billion, nine hundred ninety-four million, one hundred sixty-three thousand, two hundred.

Scientific notation

• Scientific notation: 3.9941632 × 10⁹

Factors of 3994163200

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 619

Divisors of 3994163200

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 128 160 181 200 256 320 362 400 431 512 640 724 800 862 905 1024 1280 1448 1600 1724 1810 2048 2155 2560 2896 3200 3448 3620 4310 4525 5120 5792 6400 6896 7240 8620 9050 10240 10775 11584 12800 13792 14480 17240 18100 21550 23168 25600 27584 28960 34480 36200 43100 46336 51200 55168 57920 68960 72400 78011 86200 92672 110336 115840 137920 144800 156022 172400 185344 220672 231680 275840 289600 312044 344800 370688 390055 441344 463360 551680 579200 624088 689600 780110 882688 926720 1103360 1158400 1248176 1379200 1560220 1853440 1950275 2206720 2316800 2496352 2758400 3120440 3900550 4413440 4633600 4992704 5516800 6240880 7801100 9267200 9985408 11033600 12481760 15602200 19970816 22067200 24963520 31204400 39941632 49927040 62408800 79883264 99854080 124817600 159766528 199708160 249635200 399416320 499270400 798832640 998540800 1997081600 3994163200
• Sum of all divisors σ(n): 9980923680
• Sum of proper divisors (its aliquot sum) s(n): 5986760480
• 3994163200 is an abundant number, because the sum of its proper divisors (5986760480) is greater than itself. Its abundance is 1992597280

Bases of 3994163200

• Binary: 11101110000100100001100000000000₂
• Hexadecimal: 0xEE121800
• Base-36: 1U20S1S

Squares and roots of 3994163200

• 3994163200 squared (3994163200²) is 15953339668234240000
• 3994163200 cubed (3994163200³) is 63720242219961410387968000000
• The square root of 3994163200 is 63199.3924021427
• The cube root of 3994163200 is 1586.6285642367

Scales and comparisons

• 3,994,163,200 seconds is equal to 127 years, 17 hours, 46 minutes, 40 seconds.
• To count from 1 to 3,994,163,200 would take you about two hundred fifty-four 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 3994163200 cubic inches would be around 132.2 feet tall.

Recreational maths with 3994163200

• 3994163200 backwards is 0023614993
• The number of decimal digits it has is: 10
• The sum of 3994163200's digits is 37
• More coming soon!