42155929728

Names of 42155929728

• Cardinal: 42155929728 can be written as Forty-two billion, one hundred fifty-five million, nine hundred twenty-nine thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 4.2155929728 × 10¹⁰

Factors of 42155929728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 2036

Divisors of 42155929728

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 32 33 36 41 44 48 64 66 72 82 88 96 99 123 128 132 144 164 176 192 198 246 264 288 328 352 369 384 396 451 492 528 576 656 704 738 792 902 984 1056 1152 1312 1353 1408 1476 1584 1681 1804 1968 1979 2112 2624 2706 2952 3168 3362 3608 3936 3958 4059 4224 5043 5248 5412 5904 5937 6336 6724 7216 7872 7916 8118 10086 10824 11808 11874 12672 13448 14432 15129 15744 15832 16236 17811 18491 20172 21648 21769 23616 23748 26896 28864 30258 31664 32472 35622 36982 40344 43296 43538 47232 47496 53792 55473 57728 60516 63328 64944 65307 71244 73964 80688 81139 86592 87076 94992 107584 110946 121032 126656 129888 130614 142488 147928 161376 162278 166419 173184 174152 189984 195921 215168 221892 242064 243417 253312 259776 261228 284976 295856 322752 324556 332838 348304 379968 391842 443784 484128 486834 519552 522456 569952 591712 645504 649112 665676 696608 730251 759936 783684 887568 892529 968256 973668 1044912 1139904 1183424 1298224 1331352 1393216 1460502 1567368 1775136 1785058 1936512 1947336 2089824 2279808 2366848 2596448 2662704 2677587 2786432 2921004 3134736 3326699 3550272 3570116 3894672 4179648 5192896 5325408 5355174 5842008 6269472 6653398 7100544 7140232 7789344 8032761 8359296 9980097 10385792 10650816 10710348 11684016 12538944 13306796 14280464 15578688 16065522 19960194 21301632 21420696 23368032 25077888 26613592 28560928 29940291 31157376 32131044 36593689 39920388 42841392 46736064 53227184 57121856 59880582 64262088 73187378 79840776 85682784 93472128 106454368 109781067 114243712 119761164 128524176 146374756 159681552 171365568 212908736 219562134 239522328 257048352 292749512 319363104 329343201 342731136 425817472 439124268 479044656 514096704 585499024 638726208 658686402 878248536 958089312 1028193408 1170998048 1277452416 1317372804 1756497072 1916178624 2341996096 2634745608 3512994144 3832357248 4683992192 5269491216 7025988288 10538982432 14051976576 21077964864 42155929728
• Sum of all divisors σ(n): 135711061200
• Sum of proper divisors (its aliquot sum) s(n): 93555131472
• 42155929728 is an abundant number, because the sum of its proper divisors (93555131472) is greater than itself. Its abundance is 51399201744

Bases of 42155929728

• Binary: 100111010000101100000111000010000000₂
• Hexadecimal: 0x9D0B07080
• Base-36: JD6JVK0

Squares and roots of 42155929728

• 42155929728 squared (42155929728²) is 1777122411232074153984
• 42155929728 cubed (42155929728³) is 74916247485953235935034555236352
• The square root of 42155929728 is 205319.0924585437
• The cube root of 42155929728 is 3480.3230457145

Scales and comparisons

• 42,155,929,728 seconds is equal to 1,340 years, 22 weeks, 1 day, 20 hours, 28 minutes, 48 seconds.
• To count from 1 to 42,155,929,728 would take you about two thousand, six hundred eighty 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 42155929728 cubic inches would be around 290 feet tall.

Recreational maths with 42155929728

• 42155929728 backwards is 82792955124
• The number of decimal digits it has is: 11
• The sum of 42155929728's digits is 54
• More coming soon!