3988397608

Names of 3988397608

• Cardinal: 3988397608 can be written as Three billion, nine hundred eighty-eight million, three hundred ninety-seven thousand, six hundred eight.

Scientific notation

• Scientific notation: 3.988397608 × 10⁹

Factors of 3988397608

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 895

Divisors of 3988397608

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 8 13 17 26 29 34 52 58 68 104 107 116 136 214 221 232 377 428 442 493 727 754 856 884 986 1391 1454 1508 1768 1819 1972 2782 2908 3016 3103 3638 3944 5564 5816 6206 6409 7276 9451 11128 12359 12412 12818 14552 18902 21083 23647 24718 24824 25636 37804 40339 42166 47294 49436 51272 52751 75608 77789 80678 84332 94588 98872 105502 155578 160667 161356 168664 189176 211004 274079 311156 321334 322712 358411 422008 548158 622312 642668 685763 716822 1011257 1096316 1285336 1322413 1371526 1433644 2022514 2192632 2255881 2644826 2743052 2867288 4045028 4511762 4659343 5289652 5486104 8090056 9023524 9318686 10579304 17191369 18047048 18637372 29326453 34382738 37274744 38349977 58652906 68765476 76699954 117305812 137530952 153399908 234611624 306799816 498549701 997099402 1994198804 3988397608
• Sum of all divisors σ(n): 8915961600
• Sum of proper divisors (its aliquot sum) s(n): 4927563992
• 3988397608 is an abundant number, because the sum of its proper divisors (4927563992) is greater than itself. Its abundance is 939166384

Bases of 3988397608

• Binary: 11101101101110100001111000101000₂
• Hexadecimal: 0xEDBA1E28
• Base-36: 1TYL7AG

Squares and roots of 3988397608

• 3988397608 squared (3988397608²) is 15907315479500121664
• 3988397608 cubed (3988397608³) is 63444699008139658280406579712
• The square root of 3988397608 is 63153.7616298507
• The cube root of 3988397608 is 1585.8647615171

Scales and comparisons

• 3,988,397,608 seconds is equal to 126 years, 42 weeks, 4 days, 13 minutes, 28 seconds.
• To count from 1 to 3,988,397,608 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 3988397608 cubic inches would be around 132.2 feet tall.

Recreational maths with 3988397608

• 3988397608 backwards is 8067938893
• The number of decimal digits it has is: 10
• The sum of 3988397608's digits is 61
• More coming soon!