20425309450

Names of 20425309450

• Cardinal: 20425309450 can be written as Twenty billion, four hundred twenty-five million, three hundred nine thousand, four hundred fifty.

Scientific notation

• Scientific notation: 2.042530945 × 10¹⁰

Factors of 20425309450

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 346

Divisors of 20425309450

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 5 7 10 13 14 25 26 31 35 49 50 62 65 70 91 98 130 137 151 155 175 182 217 245 274 302 310 325 350 403 434 455 490 637 650 685 755 775 806 910 959 1057 1085 1225 1274 1370 1510 1519 1550 1781 1918 1963 2015 2114 2170 2275 2450 2821 3038 3185 3425 3562 3775 3926 4030 4247 4550 4681 4795 5285 5425 5642 6370 6713 6850 7399 7550 7595 8494 8905 9362 9590 9815 10075 10570 10850 12467 13426 13741 14105 14798 15190 15925 17810 19630 19747 20150 20687 21235 23405 23975 24934 26425 27482 28210 29729 31850 32767 33565 36995 37975 39494 41374 42470 44525 46810 47950 49075 52850 55211 59458 60853 62335 65534 67130 68705 70525 73990 75950 87269 89050 96187 98150 98735 103435 106175 110422 117025 121706 124670 137410 141050 144809 148645 163835 167825 174538 184975 192374 197470 206870 208103 212350 229369 234050 268931 276055 289618 297290 304265 311675 327670 335650 343525 369950 386477 416206 425971 436345 458738 480935 493675 517175 537862 552110 608530 623350 641297 687050 724045 743225 772954 819175 851942 872690 961870 987350 1013663 1034350 1040515 1146845 1282594 1344655 1380275 1448090 1486450 1521325 1638350 1882517 1932385 2027326 2081030 2129855 2181725 2293690 2404675 2689310 2705339 2760550 2981797 3042650 3206485 3620225 3765034 3864770 4259710 4363450 4489079 4809350 5068315 5202575 5410678 5734225 5963594 6412970 6723275 7240450 8336861 8978158 9412585 9661925 10136630 10405150 10649275 11468450 13177619 13446550 13526695 14908985 16032425 16673722 18825170 19323850 21298550 22445395 25341575 26355238 27053390 29817970 31423553 32064850 41684305 44890790 47062925 50683150 58358027 62847106 65888095 67633475 74544925 83368610 94125850 112226975 116716054 131776190 135266950 149089850 157117765 208421525 224453950 291790135 314235530 329440475 408506189 416843050 583580270 658880950 785588825 817012378 1458950675 1571177650 2042530945 2917901350 4085061890 10212654725 20425309450
• Sum of all divisors σ(n): 49814811648
• Sum of proper divisors (its aliquot sum) s(n): 29389502198
• 20425309450 is an abundant number, because the sum of its proper divisors (29389502198) is greater than itself. Its abundance is 8964192748

Bases of 20425309450

• Binary: 10011000001011100010111110100001010₂
• Hexadecimal: 0x4C1717D0A
• Base-36: 9DSP9MY

Squares and roots of 20425309450

• 20425309450 squared (20425309450²) is 417193266128259302500
• 20425309450 cubed (20425309450³) is 8521301561125899643403658625000
• The square root of 20425309450 is 142917.1419039717
• The cube root of 20425309450 is 2733.5239392991

Scales and comparisons

• 20,425,309,450 seconds is equal to 649 years, 24 weeks, 1 hour, 4 minutes, 10 seconds.
• To count from 1 to 20,425,309,450 would take you about one thousand, two hundred ninety-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 20425309450 cubic inches would be around 227.8 feet tall.

Recreational maths with 20425309450

• 20425309450 backwards is 05490352402
• The number of decimal digits it has is: 11
• The sum of 20425309450's digits is 34
• More coming soon!