400427914451185187490

Names of 400427914451185187490

• Cardinal: 400427914451185187490 can be written as Four hundred quintillion, four hundred twenty-seven quadrillion, nine hundred fourteen trillion, four hundred fifty-one billion, one hundred eighty-five million, one hundred eighty-seven thousand, four hundred ninety.

Scientific notation

• Scientific notation: 4.0042791445118518749 × 10²⁰

Factors of 400427914451185187490

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1104110939562832

Divisors of 400427914451185187490

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 7 10 11 14 15 21 22 30 33 35 42 55 66 70 77 105 110 154 157 165 210 231 314 330 385 462 471 770 785 942 1099 1155 1570 1727 2198 2310 2355 3297 3454 4710 5181 5495 6594 8635 10362 10990 12089 16485 17270 24178 25905 32970 36267 51810 60445 72534 120890 181335 362670 1104110939562647 2208221879125294 3312332818687941 5520554697813235 6624665637375882 7728776576938529 11041109395626470 12145220335189117 15457553153877058 16561664093439705 23186329730815587 24290440670378234 33123328186879410 36435661005567351 38643882884692645 46372659461631174 60726101675945585 72871322011134702 77287765769385290 85016542346323819 115931648654077935 121452203351891170 170033084692647638 173345417511335579 182178305027836755 231863297308155870 255049627038971457 346690835022671158 364356610055673510 425082711731619095 510099254077942914 520036252534006737 850165423463238190 866727087556677895 1040072505068013474 1213417922579349053 1275248135194857285 1733454175113355790 1906799592624691369 2426835845158698106 2550496270389714570 2600181262670033685 3640253767738047159 3813599185249382738 5200362525340067370 5720398777874074107 6067089612896745265 7280507535476094318 9533997963123456845 11440797555748148214 12134179225793490530 13347597148372839583 18201268838690235795 19067995926246913690 26695194296745679166 28601993889370370535 36402537677380471590 40042791445118518749 57203987778740741070 66737985741864197915 80085582890237037498 133475971483728395830 200213957225592593745 400427914451185187490
• Sum of all divisors σ(n): 1205795140652609630208
• Sum of proper divisors (its aliquot sum) s(n): 805367226201424442718
• 400427914451185187490 is an abundant number, because the sum of its proper divisors (805367226201424442718) is greater than itself. Its abundance is 404939311750239255228

Bases of 400427914451185187490

• Binary: 101011011010100001101101110101010001010100101011001100011101010100010₂
• Hexadecimal: 0x15B50DBAA2A5663AA2
• Base-36: 2CI9HL285IUHLU

Squares and roots of 400427914451185187490

• 400427914451185187490 squared (400427914451185187490²) is 160342514671725683112207265130386452500100
• 400427914451185187490 cubed (400427914451185187490³) is 64205618747857677613626811248635146814068678658813597743749000
• The square root of 400427914451185187490 is 20010695001.7030939577
• The cube root of 400427914451185187490 is 7370689.4781072085

Scales and comparisons

• 400,427,914,451,185,187,490 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 400,427,914,451,185,187,490 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 400427914451185187490 cubic inches would be around 614224.1 feet tall.

Recreational maths with 400427914451185187490

• 400427914451185187490 backwards is 094781581154419724004
• The number of decimal digits it has is: 21
• The sum of 400427914451185187490's digits is 84
• More coming soon!