21553841998800

Names of 21553841998800

• Cardinal: 21553841998800 can be written as Twenty-one trillion, five hundred fifty-three billion, eight hundred forty-one million, nine hundred ninety-eight thousand, eight hundred.

Scientific notation

• Scientific notation: 2.15538419988 × 10¹³

Factors of 21553841998800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 284608

Divisors of 21553841998800

• Number of divisors d(n): 300
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 36 40 45 48 50 54 60 72 75 80 81 90 100 108 120 135 144 150 162 180 200 216 225 240 270 300 324 360 400 405 432 450 540 600 648 675 720 810 900 1080 1200 1296 1350 1620 1800 2025 2160 2357 2700 3240 3600 4050 4714 5400 6480 7071 8100 9428 10800 11785 14142 16200 18856 21213 23570 28284 32400 35355 37712 42426 47140 56568 58925 63639 70710 84852 94280 106065 113136 117850 127278 141420 169704 176775 188560 190917 212130 235700 254556 282241 282840 318195 339408 353550 381834 424260 471400 509112 530325 564482 565680 636390 707100 763668 846723 848520 942800 954585 1018224 1060650 1128964 1272780 1411205 1414200 1527336 1590975 1693446 1697040 1909170 2121300 2257928 2540169 2545560 2822410 2828400 3054672 3181950 3386892 3818340 4233615 4242600 4515856 4772925 5080338 5091120 5644820 6363900 6773784 7056025 7620507 7636680 8467230 8485200 9545850 10160676 11289640 12700845 12727800 13547568 14112050 15241014 15273360 16934460 19091700 20321352 21168075 22579280 22861521 25401690 25455600 28224100 30482028 33868920 38102535 38183400 40642704 42336150 45723042 50803380 56448200 60964056 63504225 67737840 76205070 76366800 84672300 91446084 101606760 112896400 114307605 121928112 127008450 152410140 169344600 182892168 190512675 203213520 228615210 254016900 304820280 338689200 365784336 381025350 457230420 508033800 571538025 609640560 665242037 762050700 914460840 1016067600 1143076050 1330484074 1524101400 1828921680 1995726111 2286152100 2660968148 3048202800 3326210185 3991452222 4572304200 5321936296 5987178333 6652420370 7982904444 9144608400 9978630555 10643872592 11974356666 13304840740 15965808888 16631050925 17961534999 19957261110 23948713332 26609681480 29935891665 31931617776 33262101850 35923069998 39914522220 47897426664 49893152775 53219362960 53884604997 59871783330 66524203700 71846139996 79829044440 89807674995 95794853328 99786305550 107769209994 119743566660 133048407400 143692279992 149679458325 159658088880 179615349990 199572611100 215538419988 239487133320 266096814800 269423024985 287384559984 299358916650 359230699980 399145222200 431076839976 449038374975 478974266640 538846049970 598717833300 718461399960 798290444400 862153679952 898076749950 1077692099940 1197435666600 1347115124925 1436922799920 1796153499900 2155384199880 2394871333200 2694230249850 3592306999800 4310768399760 5388460499700 7184613999600 10776920999400 21553841998800
• Sum of all divisors σ(n): 77388102760716
• Sum of proper divisors (its aliquot sum) s(n): 55834260761916
• 21553841998800 is an abundant number, because the sum of its proper divisors (55834260761916) is greater than itself. Its abundance is 34280418763116

Bases of 21553841998800

• Binary: 100111001101001100101000110001000101111010000₂
• Hexadecimal: 0x139A65188BD0
• Base-36: 7N1P50T00

Squares and roots of 21553841998800

• 21553841998800 squared (21553841998800²) is 464568104909234779201440000
• 21553841998800 cubed (21553841998800³) is 10013227530895589045921642197438272000000
• The square root of 21553841998800 is 4642611.5494191413
• The cube root of 21553841998800 is 27829.6812187765

Scales and comparisons

• 21,553,841,998,800 seconds is equal to 685,345 years, 26 weeks, 1 day, 21 hours.
• To count from 1 to 21,553,841,998,800 would take you about one million, seven hundred thirteen thousand, three hundred sixty-three 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 21553841998800 cubic inches would be around 2319.1 feet tall.

Recreational maths with 21553841998800

• 21553841998800 backwards is 00889914835512
• The number of decimal digits it has is: 14
• The sum of 21553841998800's digits is 63
• More coming soon!