42021889728

Names of 42021889728

• Cardinal: 42021889728 can be written as Forty-two billion, twenty-one million, eight hundred eighty-nine thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 4.2021889728 × 10¹⁰

Factors of 42021889728

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 35989

Divisors of 42021889728

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 32 39 42 48 52 56 64 67 78 84 91 96 104 112 134 156 168 182 192 201 208 224 268 273 312 336 364 402 416 448 469 536 546 624 672 728 804 832 871 938 1072 1092 1248 1344 1407 1456 1608 1742 1876 2144 2184 2496 2613 2814 2912 3216 3484 3752 4288 4368 5226 5628 5824 6097 6432 6968 7504 8736 10452 11256 12194 12864 13936 15008 17472 18291 20904 22512 24388 27872 30016 35897 36582 41808 45024 48776 55744 71794 73164 83616 90048 97552 107691 143588 146328 167232 195104 215382 251279 287176 292656 390208 430764 466661 502558 574352 585312 753837 861528 933322 1005116 1148704 1170624 1399983 1507674 1723056 1866644 2010232 2297408 2405099 2799966 3015348 3266627 3446112 3733288 4020464 4810198 5599932 6030696 6533254 6892224 7215297 7466576 8040928 9620396 9799881 11199864 12061392 13066508 14430594 14933152 16081856 16835693 19240792 19599762 22399728 24122784 26133016 28861188 29866304 31266287 33671386 38481584 39199524 44799456 48245568 50507079 52266032 57722376 62532574 67342772 76963168 78399048 89598912 93798861 101014158 104532064 115444752 125065148 134685544 153926336 156798096 187597722 202028316 209064128 218864009 230889504 250130296 269371088 313596192 375195444 404056632 437728018 461779008 500260592 538742176 627192384 656592027 750390888 808113264 875456036 1000521184 1077484352 1313184054 1500781776 1616226528 1750912072 2001042368 2626368108 3001563552 3232453056 3501824144 5252736216 6003127104 7003648288 10505472432 14007296576 21010944864 42021889728
• Sum of all divisors σ(n): 138886777344
• Sum of proper divisors (its aliquot sum) s(n): 96864887616
• 42021889728 is an abundant number, because the sum of its proper divisors (96864887616) is greater than itself. Its abundance is 54842997888

Bases of 42021889728

• Binary: 100111001000101100110010011011000000₂
• Hexadecimal: 0x9C8B326C0
• Base-36: JAYQXMO

Squares and roots of 42021889728

• 42021889728 squared (42021889728²) is 1765839216312191913984
• 42021889728 cubed (42021889728³) is 74203900825248867431408909156352
• The square root of 42021889728 is 204992.4138303659
• The cube root of 42021889728 is 3476.6304231623

Scales and comparisons

• 42,021,889,728 seconds is equal to 1,336 years, 8 weeks, 4 days, 11 hours, 8 minutes, 48 seconds.
• To count from 1 to 42,021,889,728 would take you about two thousand, six hundred seventy-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 42021889728 cubic inches would be around 289.7 feet tall.

Recreational maths with 42021889728

• 42021889728 backwards is 82798812024
• The number of decimal digits it has is: 11
• The sum of 42021889728's digits is 51
• More coming soon!