12427520

Names of 12427520

• Cardinal: 12427520 can be written as Twelve million, four hundred twenty-seven thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.242752 × 10⁷

Factors of 12427520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 106

Divisors of 12427520

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 19 20 28 32 35 38 40 56 64 70 73 76 80 95 112 128 133 140 146 152 160 190 224 256 266 280 292 304 320 365 380 448 511 532 560 584 608 640 665 730 760 896 1022 1064 1120 1168 1216 1280 1330 1387 1460 1520 1792 2044 2128 2240 2336 2432 2555 2660 2774 2920 3040 4088 4256 4480 4672 4864 5110 5320 5548 5840 6080 6935 8176 8512 8960 9344 9709 10220 10640 11096 11680 12160 13870 16352 17024 18688 19418 20440 21280 22192 23360 24320 27740 32704 34048 38836 40880 42560 44384 46720 48545 55480 65408 77672 81760 85120 88768 93440 97090 110960 130816 155344 163520 170240 177536 194180 221920 310688 327040 355072 388360 443840 621376 654080 776720 887680 1242752 1553440 1775360 2485504 3106880 6213760 12427520
• Sum of all divisors σ(n): 36301440
• Sum of proper divisors (its aliquot sum) s(n): 23873920
• 12427520 is an abundant number, because the sum of its proper divisors (23873920) is greater than itself. Its abundance is 11446400

Bases of 12427520

• Binary: 101111011010000100000000₂
• Hexadecimal: 0xBDA100
• Base-36: 7ED4W

Squares and roots of 12427520

• 12427520 squared (12427520²) is 154443253350400
• 12427520 cubed (12427520³) is 1919346619877163008000
• The square root of 12427520 is 3525.2687840787
• The cube root of 12427520 is 231.6300087493

Scales and comparisons

• 12,427,520 seconds is equal to 20 weeks, 3 days, 20 hours, 5 minutes, 20 seconds.
• To count from 1 to 12,427,520 would take you about thirty 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 12427520 cubic inches would be around 19.3 feet tall.

Recreational maths with 12427520

• 12427520 backwards is 02572421
• The number of decimal digits it has is: 8
• The sum of 12427520's digits is 23
• More coming soon!