10121280

Names of 10121280

• Cardinal: 10121280 can be written as Ten million, one hundred twenty-one thousand, two hundred eighty.

Scientific notation

• Scientific notation: 1.012128 × 10⁷

Factors of 10121280

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 834

Divisors of 10121280

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 64 65 78 80 96 104 120 130 156 160 192 195 208 240 260 312 320 390 416 480 520 624 780 811 832 960 1040 1248 1560 1622 2080 2433 2496 3120 3244 4055 4160 4866 6240 6488 8110 9732 10543 12165 12480 12976 16220 19464 21086 24330 25952 31629 32440 38928 42172 48660 51904 52715 63258 64880 77856 84344 97320 105430 126516 129760 155712 158145 168688 194640 210860 253032 259520 316290 337376 389280 421720 506064 632580 674752 778560 843440 1012128 1265160 1686880 2024256 2530320 3373760 5060640 10121280
• Sum of all divisors σ(n): 34649664
• Sum of proper divisors (its aliquot sum) s(n): 24528384
• 10121280 is an abundant number, because the sum of its proper divisors (24528384) is greater than itself. Its abundance is 14407104

Bases of 10121280

• Binary: 100110100111000001000000₂
• Hexadecimal: 0x9A7040
• Base-36: 60XMO

Squares and roots of 10121280

• 10121280 squared (10121280²) is 102440308838400
• 10121280 cubed (10121280³) is 1036827049039921152000
• The square root of 10121280 is 3181.3959200325
• The cube root of 10121280 is 216.3109376419

Scales and comparisons

• 10,121,280 seconds is equal to 16 weeks, 5 days, 3 hours, 28 minutes.
• To count from 1 to 10,121,280 would take you about twenty-five 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 10121280 cubic inches would be around 18 feet tall.

Recreational maths with 10121280

• 10121280 backwards is 08212101
• 10121280 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 10121280's digits is 15
• More coming soon!