21040426550

Names of 21040426550

• Cardinal: 21040426550 can be written as Twenty-one billion, forty million, four hundred twenty-six thousand, five hundred fifty.

Scientific notation

• Scientific notation: 2.104042655 × 10¹⁰

Factors of 21040426550

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 251

Divisors of 21040426550

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 5 10 11 13 17 22 25 26 29 34 47 50 55 58 65 85 94 110 127 130 143 145 170 187 221 235 254 275 286 290 319 325 374 377 425 442 470 493 517 550 611 635 638 650 715 725 754 799 850 935 986 1034 1105 1175 1222 1270 1363 1397 1430 1450 1595 1598 1651 1870 1885 2159 2210 2350 2431 2465 2585 2726 2794 3055 3175 3190 3302 3575 3683 3770 3995 4147 4318 4675 4862 4930 5170 5423 5525 5969 6110 6350 6409 6721 6815 6985 7150 7366 7975 7990 8255 8294 8789 9350 9425 10387 10795 10846 11050 11938 12155 12325 12818 12925 13442 13630 13970 14993 15275 15950 16510 17578 17719 18161 18415 18850 19975 20735 20774 21590 23171 23749 24310 24650 25850 27115 28067 29845 29986 30550 32045 33605 34075 34925 35438 36322 36830 39950 40513 41275 41470 43945 46342 47498 47879 51935 53975 54230 56134 59690 60775 62611 64090 65659 67210 68150 69850 70499 74965 77597 81026 82550 87890 88595 90805 92075 95758 101473 103675 103870 107950 114257 115855 118745 121550 125222 131318 135575 140335 140998 149225 149930 155194 160225 168025 173101 177190 181610 184150 194909 202565 202946 207350 219725 228514 231710 237490 239395 254881 259675 271150 280670 298450 301223 308737 313055 320450 328295 336050 346202 352495 374825 387985 389818 405130 439450 442975 454025 478790 507365 509762 519350 526669 571285 579275 593725 602446 617474 626110 656590 688721 701675 704990 749650 775970 813943 853567 865505 885950 908050 974545 1012825 1014730 1053338 1116203 1142570 1158550 1187450 1196975 1274405 1319149 1377442 1403350 1506115 1543685 1565275 1627886 1641475 1707134 1731010 1762475 1904111 1939925 1949090 2025650 2232406 2250313 2393950 2536825 2548810 2633345 2638298 2856425 2942717 3012230 3087370 3130550 3282950 3313453 3443605 3524950 3808222 3879850 4069715 4267835 4327525 4500626 4872725 5073650 5266690 5581015 5712850 5885434 6372025 6595745 6626906 6887210 7530575 7718425 8139430 8535670 8655050 8953373 9520555 9745450 11162030 11251565 12744050 13166725 13191490 14510639 14713585 15061150 15436850 16567265 17218025 17906746 19041110 20348575 21339175 22503130 24753443 26333450 27905075 29021278 29427170 32369887 32978725 33134530 34436050 38255321 40697150 42678350 44766865 47602775 49506886 55810150 56257825 64739774 65957450 72553195 73567925 76510642 82836325 89533730 95205550 112515650 123767215 145106390 147135850 161849435 165672650 191276605 223834325 247534430 323698870 362765975 382553210 420808531 447668650 618836075 725531950 809247175 841617062 956383025 1237672150 1618494350 1912766050 2104042655 4208085310 10520213275 21040426550
• Sum of all divisors σ(n): 51836682240
• Sum of proper divisors (its aliquot sum) s(n): 30796255690
• 21040426550 is an abundant number, because the sum of its proper divisors (30796255690) is greater than itself. Its abundance is 9755829140

Bases of 21040426550

• Binary: 10011100110000110110110111000110110₂
• Hexadecimal: 0x4E61B6E36
• Base-36: 9NYXD12

Squares and roots of 21040426550

• 21040426550 squared (21040426550²) is 442699549405944902500
• 21040426550 cubed (21040426550³) is 9314587352993879854398161375000
• The square root of 21040426550 is 145053.1852459641
• The cube root of 21040426550 is 2760.6934191169

Scales and comparisons

• 21,040,426,550 seconds is equal to 669 years, 1 week, 10 hours, 55 minutes, 50 seconds.
• To count from 1 to 21,040,426,550 would take you about one thousand, three hundred thirty-eight 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 21040426550 cubic inches would be around 230.1 feet tall.

Recreational maths with 21040426550

• 21040426550 backwards is 05562404012
• 21040426550 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21040426550's digits is 29
• More coming soon!