3997874816

Names of 3997874816

• Cardinal: 3997874816 can be written as Three billion, nine hundred ninety-seven million, eight hundred seventy-four thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 3.997874816 × 10⁹

Factors of 3997874816

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 242

Divisors of 3997874816

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 8 13 16 19 26 32 38 52 64 71 76 104 128 137 142 152 169 208 247 274 284 304 338 416 494 548 568 608 676 832 923 988 1096 1136 1216 1349 1352 1664 1781 1846 1976 2192 2272 2432 2603 2698 2704 3211 3562 3692 3952 4384 4544 5206 5396 5408 6422 7124 7384 7904 8768 9088 9727 10412 10792 10816 11999 12844 14248 14768 15808 17536 17537 19454 20824 21584 21632 23153 23998 25688 28496 29536 31616 33839 35074 38908 41648 43168 46306 47996 51376 56992 59072 67678 70148 77816 83296 86336 92612 95992 102752 113984 118144 126451 135356 140296 155632 166592 172672 184813 185224 191984 205504 227968 227981 252902 270712 280592 311264 333184 369626 370448 383968 411008 439907 455962 505804 541424 561184 622528 739252 740896 767936 879814 911924 1011608 1082848 1122368 1245056 1478504 1481792 1535872 1643863 1759628 1823848 2023216 2165696 2244736 2402569 2957008 2963584 3287726 3519256 3647696 4046432 4331392 4805138 5914016 6575452 7038512 7295392 8092864 9610276 11828032 13150904 14077024 14590784 16185728 19220552 23656064 26301808 28154048 29181568 31233397 38441104 52603616 56308096 62466794 76882208 105207232 124933588 153764416 210414464 249867176 307528832 499734352 999468704 1998937408 3997874816
• Sum of all divisors σ(n): 9273268800
• Sum of proper divisors (its aliquot sum) s(n): 5275393984
• 3997874816 is an abundant number, because the sum of its proper divisors (5275393984) is greater than itself. Its abundance is 1277519168

Bases of 3997874816

• Binary: 11101110010010101011101010000000₂
• Hexadecimal: 0xEE4ABA80
• Base-36: 1U48BY8

Squares and roots of 3997874816

• 3997874816 squared (3997874816²) is 15983003044407033856
• 3997874816 cubed (3997874816³) is 63898045355286210306161770496
• The square root of 3997874816 is 63228.7499164739
• The cube root of 3997874816 is 1587.1198755565

Scales and comparisons

• 3,997,874,816 seconds is equal to 127 years, 6 weeks, 1 day, 16 hours, 46 minutes, 56 seconds.
• To count from 1 to 3,997,874,816 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 3997874816 cubic inches would be around 132.3 feet tall.

Recreational maths with 3997874816

• 3997874816 backwards is 6184787993
• The number of decimal digits it has is: 10
• The sum of 3997874816's digits is 62
• More coming soon!