42621040

Names of 42621040

• Cardinal: 42621040 can be written as Forty-two million, six hundred twenty-one thousand and forty.

Scientific notation

• Scientific notation: 4.262104 × 10⁷

Factors of 42621040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 79

Divisors of 42621040

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 17 20 22 28 34 35 37 40 44 55 56 68 70 74 77 80 85 88 110 112 119 121 136 140 148 154 170 176 185 187 220 238 242 259 272 280 296 308 340 370 374 385 407 440 476 484 518 560 592 595 605 616 629 680 740 748 770 814 847 880 935 952 968 1036 1190 1210 1232 1258 1295 1309 1360 1480 1496 1540 1628 1694 1870 1904 1936 2035 2057 2072 2380 2420 2516 2590 2618 2849 2960 2992 3080 3145 3256 3388 3740 4070 4114 4144 4235 4403 4477 4760 4840 5032 5180 5236 5698 6160 6290 6512 6545 6776 6919 7480 8140 8228 8470 8806 8954 9520 9680 10064 10285 10360 10472 11396 12580 13090 13552 13838 14245 14399 14960 16280 16456 16940 17612 17908 20570 20720 20944 22015 22385 22792 25160 26180 27676 28490 28798 31339 32560 32912 33880 34595 35224 35816 41140 44030 44770 45584 48433 50320 52360 55352 56980 57596 62678 67760 69190 70448 71632 71995 76109 82280 88060 89540 96866 104720 110704 113960 115192 125356 138380 143990 152218 156695 164560 176120 179080 193732 227920 230384 242165 250712 276760 287980 304436 313390 352240 358160 380545 387464 484330 501424 532763 553520 575960 608872 626780 761090 774928 968660 1065526 1151920 1217744 1253560 1522180 1937320 2131052 2507120 2663815 3044360 3874640 4262104 5327630 6088720 8524208 10655260 21310520 42621040
• Sum of all divisors σ(n): 135366336
• Sum of proper divisors (its aliquot sum) s(n): 92745296
• 42621040 is an abundant number, because the sum of its proper divisors (92745296) is greater than itself. Its abundance is 50124256

Bases of 42621040

• Binary: 10100010100101100001110000₂
• Hexadecimal: 0x28A5870
• Base-36: PDILS

Squares and roots of 42621040

• 42621040 squared (42621040²) is 1816553050681600
• 42621040 cubed (42621040³) is 77423380235222500864000
• The square root of 42621040 is 6528.4791490821
• The cube root of 42621040 is 349.3075834537

Scales and comparisons

• 42,621,040 seconds is equal to 1 year, 18 weeks, 3 days, 7 hours, 10 minutes, 40 seconds.
• To count from 1 to 42,621,040 would take you about two 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 42621040 cubic inches would be around 29.1 feet tall.

Recreational maths with 42621040

• 42621040 backwards is 04012624
• The number of decimal digits it has is: 8
• The sum of 42621040's digits is 19
• More coming soon!