2980740

Names of 2980740

• Cardinal: 2980740 can be written as Two million, nine hundred eighty thousand, seven hundred forty.

Scientific notation

• Scientific notation: 2.98074 × 10⁶

Factors of 2980740

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 215

Divisors of 2980740

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 47 60 70 84 94 105 140 141 151 188 210 235 282 302 329 420 453 470 564 604 658 705 755 906 940 987 1057 1316 1410 1510 1645 1812 1974 2114 2265 2820 3020 3171 3290 3948 4228 4530 4935 5285 6342 6580 7097 9060 9870 10570 12684 14194 15855 19740 21140 21291 28388 31710 35485 42582 49679 63420 70970 85164 99358 106455 141940 149037 198716 212910 248395 298074 425820 496790 596148 745185 993580 1490370 2980740
• Sum of all divisors σ(n): 9805824
• Sum of proper divisors (its aliquot sum) s(n): 6825084
• 2980740 is an abundant number, because the sum of its proper divisors (6825084) is greater than itself. Its abundance is 3844344

Bases of 2980740

• Binary: 1011010111101110000100₂
• Hexadecimal: 0x2D7B84
• Base-36: 1RVYC

Squares and roots of 2980740

• 2980740 squared (2980740²) is 8884810947600
• 2980740 cubed (2980740³) is 26483311383949224000
• The square root of 2980740 is 1726.4819721039
• The cube root of 2980740 is 143.9156527641

Scales and comparisons

• 2,980,740 seconds is equal to 4 weeks, 6 days, 11 hours, 59 minutes.
• To count from 1 to 2,980,740 would take you about seven weeks!

  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 2980740 cubic inches would be around 12 feet tall.

Recreational maths with 2980740

• 2980740 backwards is 0470892
• 2980740 is a Harshad number.
• The number of decimal digits it has is: 7
• The sum of 2980740's digits is 30
• More coming soon!