1982097840

Names of 1982097840

• Cardinal: 1982097840 can be written as One billion, nine hundred eighty-two million, ninety-seven thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.98209784 × 10⁹

Factors of 1982097840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 266452

Divisors of 1982097840

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 31 40 48 60 62 80 93 120 124 155 186 240 248 310 372 465 496 620 744 930 1240 1488 1860 2480 3720 7440 266411 532822 799233 1065644 1332055 1598466 2131288 2664110 3196932 3996165 4262576 5328220 6393864 7992330 8258741 10656440 12787728 15984660 16517482 21312880 24776223 31969320 33034964 41293705 49552446 63938640 66069928 82587410 99104892 123881115 132139856 165174820 198209784 247762230 330349640 396419568 495524460 660699280 991048920 1982097840
• Sum of all divisors σ(n): 6342736896
• Sum of proper divisors (its aliquot sum) s(n): 4360639056
• 1982097840 is an abundant number, because the sum of its proper divisors (4360639056) is greater than itself. Its abundance is 2378541216

Bases of 1982097840

• Binary: 1110110001001000110100110110000₂
• Hexadecimal: 0x762469B0
• Base-36: WS38HC

Squares and roots of 1982097840

• 1982097840 squared (1982097840²) is 3928711847332665600
• 1982097840 cubed (1982097840³) is 7787091266580486247202304000
• The square root of 1982097840 is 44520.7574059561
• The cube root of 1982097840 is 1256.1505593921

Scales and comparisons

• 1,982,097,840 seconds is equal to 63 years, 1 week, 1 day, 22 hours, 44 minutes.
• To count from 1 to 1,982,097,840 would take you about one hundred twenty-six 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 1982097840 cubic inches would be around 104.7 feet tall.

Recreational maths with 1982097840

• 1982097840 backwards is 0487902891
• 1982097840 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1982097840's digits is 48
• More coming soon!