3990149760

Names of 3990149760

• Cardinal: 3990149760 can be written as Three billion, nine hundred ninety million, one hundred forty-nine thousand, seven hundred sixty.

Scientific notation

• Scientific notation: 3.99014976 × 10⁹

Factors of 3990149760

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3326

Divisors of 3990149760

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 160 192 240 320 384 480 640 839 960 1678 1920 2477 2517 3356 4195 4954 5034 6712 7431 8390 9908 10068 12385 12585 13424 14862 16780 19816 20136 24770 25170 26848 29724 33560 37155 39632 40272 49540 50340 53696 59448 67120 74310 79264 80544 99080 100680 107392 118896 134240 148620 158528 161088 198160 201360 237792 268480 297240 317056 322176 396320 402720 475584 536960 594480 792640 805440 951168 1188960 1585280 1610880 2078203 2377920 4156406 4755840 6234609 8312812 10391015 12469218 16625624 20782030 24938436 31173045 33251248 41564060 49876872 62346090 66502496 83128120 99753744 124692180 133004992 166256240 199507488 249384360 266009984 332512480 399014976 498768720 665024960 798029952 997537440 1330049920 1995074880 3990149760
• Sum of all divisors σ(n): 12738902400
• Sum of proper divisors (its aliquot sum) s(n): 8748752640
• 3990149760 is an abundant number, because the sum of its proper divisors (8748752640) is greater than itself. Its abundance is 4758602880

Bases of 3990149760

• Binary: 11101101110101001101101010000000₂
• Hexadecimal: 0xEDD4DA80
• Base-36: 1TZMR9C

Squares and roots of 3990149760

• 3990149760 squared (3990149760²) is 15921295107228057600
• 3990149760 cubed (3990149760³) is 63528351850995208297906176000
• The square root of 3990149760 is 63167.6322177743
• The cube root of 3990149760 is 1586.0969574665

Scales and comparisons

• 3,990,149,760 seconds is equal to 126 years, 45 weeks, 3 days, 6 hours, 56 minutes.
• To count from 1 to 3,990,149,760 would take you about two hundred fifty-three 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 3990149760 cubic inches would be around 132.2 feet tall.

Recreational maths with 3990149760

• 3990149760 backwards is 0679410993
• 3990149760 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 3990149760's digits is 48
• More coming soon!