126528640

Names of 126528640

• Cardinal: 126528640 can be written as One hundred twenty-six million, five hundred twenty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.2652864 × 10⁸

Factors of 126528640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 538

Divisors of 126528640

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 61 64 70 80 112 122 128 140 160 224 244 280 305 320 427 448 463 488 560 610 640 854 896 926 976 1120 1220 1708 1852 1952 2135 2240 2315 2440 3241 3416 3704 3904 4270 4480 4630 4880 6482 6832 7408 7808 8540 9260 9760 12964 13664 14816 16205 17080 18520 19520 25928 27328 28243 29632 32410 34160 37040 39040 51856 54656 56486 59264 64820 68320 74080 103712 112972 129640 136640 141215 148160 197701 207424 225944 259280 273280 282430 296320 395402 414848 451888 518560 564860 790804 903776 988505 1037120 1129720 1581608 1807552 1977010 2074240 2259440 3163216 3615104 3954020 4518880 6326432 7908040 9037760 12652864 15816080 18075520 25305728 31632160 63264320 126528640
• Sum of all divisors σ(n): 352120320
• Sum of proper divisors (its aliquot sum) s(n): 225591680
• 126528640 is an abundant number, because the sum of its proper divisors (225591680) is greater than itself. Its abundance is 99063040

Bases of 126528640

• Binary: 111100010101010110010000000₂
• Hexadecimal: 0x78AAC80
• Base-36: 23BY4G

Squares and roots of 126528640

• 126528640 squared (126528640²) is 16009496740249600
• 126528640 cubed (126528640³) is 2025659849628215148544000
• The square root of 126528640 is 11248.4950104447
• The cube root of 126528640 is 502.0299342477

Scales and comparisons

• 126,528,640 seconds is equal to 4 years, 1 week, 1 day, 10 hours, 50 minutes, 40 seconds.
• To count from 1 to 126,528,640 would take you about 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 126528640 cubic inches would be around 41.8 feet tall.

Recreational maths with 126528640

• 126528640 backwards is 046825621
• The number of decimal digits it has is: 9
• The sum of 126528640's digits is 34
• More coming soon!