421807027720

Names of 421807027720

• Cardinal: 421807027720 can be written as Four hundred twenty-one billion, eight hundred seven million, twenty-seven thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 4.2180702772 × 10¹¹

Factors of 421807027720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1538

Divisors of 421807027720

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 8 10 13 19 20 26 38 40 52 65 76 95 104 130 152 190 247 260 361 380 494 520 722 760 988 1235 1444 1499 1805 1976 2470 2888 2998 3610 4693 4940 5996 7220 7495 9386 9880 11992 14440 14990 18772 19487 23465 28481 29980 37544 38974 46930 56962 59960 77948 93860 97435 113924 142405 155896 187720 194870 227848 284810 370253 389740 541139 569620 740506 779480 1082278 1139240 1481012 1851265 2164556 2247001 2705695 2962024 3702530 4329112 4494002 5411390 7034807 7405060 8988004 10822780 11235005 14069614 14810120 17976008 21645560 22470010 28139228 29211013 35174035 42693019 44940020 56278456 58422026 70348070 85386038 89880040 116844052 140696140 146055065 170772076 213465095 233688104 281392280 292110130 341544152 426930190 555009247 584220260 811167361 853860380 1110018494 1168440520 1622334722 1707720760 2220036988 2775046235 3244669444 4055836805 4440073976 5550092470 6489338888 8111673610 10545175693 11100184940 16223347220 21090351386 22200369880 32446694440 42180702772 52725878465 84361405544 105451756930 210903513860 421807027720
• Sum of all divisors σ(n): 1079415390060
• Sum of proper divisors (its aliquot sum) s(n): 657608362340
• 421807027720 is an abundant number, because the sum of its proper divisors (657608362340) is greater than itself. Its abundance is 235801334620

Bases of 421807027720

• Binary: 110001000110101101010000111011000001000₂
• Hexadecimal: 0x6235A87608
• Base-36: 5DRX0HL4

Squares and roots of 421807027720

• 421807027720 squared (421807027720²) is 177921168633980848398400
• 421807027720 cubed (421807027720³) is 75048399309968354254333026403648000
• The square root of 421807027720 is 649466.7256449709
• The cube root of 421807027720 is 7499.5971796689

Scales and comparisons

• 421,807,027,720 seconds is equal to 13,412 years, 8 weeks, 1 day, 18 hours, 48 minutes, 40 seconds.
• To count from 1 to 421,807,027,720 would take you about twenty-six thousand, eight hundred twenty-four 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 421807027720 cubic inches would be around 625 feet tall.

Recreational maths with 421807027720

• 421807027720 backwards is 027720708124
• 421807027720 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 421807027720's digits is 40
• More coming soon!