3281131648

Names of 3281131648

• Cardinal: 3281131648 can be written as Three billion, two hundred eighty-one million, one hundred thirty-one thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 3.281131648 × 10⁹

Factors of 3281131648

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 19185

Divisors of 3281131648

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 8 16 17 32 34 64 68 79 128 136 158 272 316 544 632 1088 1264 1343 2176 2528 2686 5056 5372 10112 10744 19087 21488 38174 42976 76348 85952 152696 171904 305392 324479 610784 648958 1221568 1297916 1507873 2443136 2595832 3015746 5191664 6031492 10383328 12062984 20766656 24125968 25633841 41533312 48251936 51267682 96503872 102535364 193007744 205070728 410141456 820282912 1640565824 3281131648
• Sum of all divisors σ(n): 7009113600
• Sum of proper divisors (its aliquot sum) s(n): 3727981952
• 3281131648 is an abundant number, because the sum of its proper divisors (3727981952) is greater than itself. Its abundance is 446850304

Bases of 3281131648

• Binary: 11000011100100100001100010000000₂
• Hexadecimal: 0xC3921880
• Base-36: 1I9I1DS

Squares and roots of 3281131648

• 3281131648 squared (3281131648²) is 10765824891507195904
• 3281131648 cubed (3281131648³) is 35324088768350426900350369792
• The square root of 3281131648 is 57281.1631166825
• The cube root of 3281131648 is 1485.9626219429

Scales and comparisons

• 3,281,131,648 seconds is equal to 104 years, 17 weeks, 1 day, 1 hour, 27 minutes, 28 seconds.
• To count from 1 to 3,281,131,648 would take you about two hundred eight 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 3281131648 cubic inches would be around 123.8 feet tall.

Recreational maths with 3281131648

• 3281131648 backwards is 8461311823
• The number of decimal digits it has is: 10
• The sum of 3281131648's digits is 37
• More coming soon!