3998436372

Names of 3998436372

• Cardinal: 3998436372 can be written as Three billion, nine hundred ninety-eight million, four hundred thirty-six thousand, three hundred seventy-two.

Scientific notation

• Scientific notation: 3.998436372 × 10⁹

Factors of 3998436372

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 29952

Divisors of 3998436372

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 54 59 63 81 84 108 118 126 162 177 189 236 252 324 354 378 413 531 567 708 756 826 1062 1134 1239 1593 1652 2124 2268 2478 3186 3717 4779 4956 6372 7434 9558 11151 14868 19116 22302 29881 33453 44604 59762 66906 89643 119524 133812 179286 209167 268929 358572 418334 537858 627501 806787 836668 1075716 1255002 1613574 1762979 1882503 2420361 2510004 3227148 3525958 3765006 4840722 5288937 5647509 7051916 7530012 9681444 10577874 11295018 12340853 15866811 16942527 21155748 22590036 24681706 31733622 33885054 37022559 47600433 49363412 63467244 67770108 74045118 95200866 111067677 142801299 148090236 190401732 222135354 285602598 333203031 444270708 571205196 666406062 999609093 1332812124 1999218186 3998436372
• Sum of all divisors σ(n): 12148825920
• Sum of proper divisors (its aliquot sum) s(n): 8150389548
• 3998436372 is an abundant number, because the sum of its proper divisors (8150389548) is greater than itself. Its abundance is 4151953176

Bases of 3998436372

• Binary: 11101110010100110100110000010100₂
• Hexadecimal: 0xEE534C14
• Base-36: 1U4KD90

Squares and roots of 3998436372

• 3998436372 squared (3998436372²) is 15987493420932522384
• 3998436372 cubed (3998436372³) is 63924975191367303657889750848
• The square root of 3998436372 is 63233.1904303429
• The cube root of 3998436372 is 1587.1941829493

Scales and comparisons

• 3,998,436,372 seconds is equal to 127 years, 7 weeks, 1 day, 4 hours, 46 minutes, 12 seconds.
• To count from 1 to 3,998,436,372 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 3998436372 cubic inches would be around 132.3 feet tall.

Recreational maths with 3998436372

• 3998436372 backwards is 2736348993
• 3998436372 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 3998436372's digits is 54
• More coming soon!