400556408846348942408

Names of 400556408846348942408

• Cardinal: 400556408846348942408 can be written as Four hundred quintillion, five hundred fifty-six quadrillion, four hundred eight trillion, eight hundred forty-six billion, three hundred forty-eight million, nine hundred forty-two thousand, four hundred eight.

Scientific notation

• Scientific notation: 4.00556408846348942408 × 10²⁰

Factors of 400556408846348942408

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 6699780751

Divisors of 400556408846348942408

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 8 13 26 52 67 104 134 268 379 536 758 871 1516 1742 3032 3484 4927 6968 9854 19708 22639 25393 39416 45278 50786 90556 101572 181112 203144 294307 330109 588614 660218 1177228 1320436 1516813 2354456 2640872 3033626 6067252 8580181 12134504 17160362 19718569 34320724 39437138 68641448 78874276 111542353 157748552 223084706 446169412 574872127 892338824 1149744254 2299488508 4598977016 6699757651 7473337651 13399515302 14946675302 26799030604 29893350604 53598061208 59786701208 87096849463 174193698926 348387397852 448883762617 696774795704 897767525234 1795535050468 2539208149729 3591070100936 5078416299458 5835488914021 10156832598916 11670977828042 20313665197832 23341955656084 33009705946477 46683911312168 66019411892954 132038823785908 151675813460989 170126946031843 264077647571816 303351626921978 340253892063686 606703253843956 680507784127372 1213406507687912 1361015568254744 1971785574992857 2211650298413959 3943571149985714 4423300596827918 7887142299971428 8846601193655836 10162279501886263 15774284599942856 17693202387311672 20324559003772526 40649118007545052 57485133301714831 81298236015090104 114970266603429662 132109633524521419 229940533206859324 264219267049042838 459881066413718648 528438534098085676 747306732922292803 1056877068196171352 1494613465844585606 2989226931689171212 3851503931214893677 5978453863378342424 7703007862429787354 15406015724859574708 30812031449719149416 50069551105793617801 100139102211587235602 200278204423174471204 400556408846348942408
• Sum of all divisors σ(n): 823089989852481792000
• Sum of proper divisors (its aliquot sum) s(n): 422533581006132849592
• 400556408846348942408 is an abundant number, because the sum of its proper divisors (422533581006132849592) is greater than itself. Its abundance is 21977172159783907184

Bases of 400556408846348942408

• Binary: 101011011011011010110001110111001101101100000110000110111110001001000₂
• Hexadecimal: 0x15B6D63B9B60C37C48
• Base-36: 2CJ8MSIUDODLXK

Squares and roots of 400556408846348942408

• 400556408846348942408 squared (400556408846348942408²) is 160445436667883449287401233243140100838464
• 400556408846348942408 cubed (400556408846348942408³) is 64267447927471709047264498486841524426699484342920480447181312
• The square root of 400556408846348942408 is 20013905387.1639190981
• The cube root of 400556408846348942408 is 7371477.7939440989

Scales and comparisons

• 400,556,408,846,348,942,408 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 400,556,408,846,348,942,408 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 400556408846348942408 cubic inches would be around 614289.8 feet tall.

Recreational maths with 400556408846348942408

• 400556408846348942408 backwards is 804249843648804655004
• The number of decimal digits it has is: 21
• The sum of 400556408846348942408's digits is 92
• More coming soon!