20980742400

Names of 20980742400

• Cardinal: 20980742400 can be written as Twenty billion, nine hundred eighty million, seven hundred forty-two thousand, four hundred.

Scientific notation

• Scientific notation: 2.09807424 × 10¹⁰

Factors of 20980742400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1038

Divisors of 20980742400

• Number of divisors d(n): 486
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 25 30 32 36 38 40 45 48 50 57 60 64 72 75 76 80 90 95 96 100 114 120 128 144 150 152 160 171 180 190 192 200 225 228 240 256 285 288 300 304 320 342 360 361 380 384 400 450 456 475 480 570 576 600 608 640 684 720 722 760 768 800 855 900 912 950 960 1009 1083 1140 1152 1200 1216 1280 1368 1425 1440 1444 1520 1600 1710 1800 1805 1824 1900 1920 2018 2166 2280 2304 2400 2432 2736 2850 2880 2888 3027 3040 3200 3249 3420 3600 3610 3648 3800 3840 4036 4275 4332 4560 4800 4864 5045 5415 5472 5700 5760 5776 6054 6080 6400 6498 6840 7200 7220 7296 7600 8072 8550 8664 9025 9081 9120 9600 10090 10830 10944 11400 11520 11552 12108 12160 12996 13680 14400 14440 14592 15135 15200 16144 16245 17100 17328 18050 18162 18240 19171 19200 20180 21660 21888 22800 23104 24216 24320 25225 25992 27075 27360 28800 28880 30270 30400 32288 32490 34200 34656 36100 36324 36480 38342 40360 43320 43776 45405 45600 46208 48432 50450 51984 54150 54720 57513 57600 57760 60540 60800 64576 64980 68400 69312 72200 72648 72960 75675 76684 80720 81225 86640 90810 91200 92416 95855 96864 100900 103968 108300 109440 115026 115520 121080 121600 129152 129960 136800 138624 144400 145296 151350 153368 161440 162450 172539 173280 181620 182400 191710 193728 201800 207936 216600 218880 227025 230052 231040 242160 258304 259920 273600 277248 287565 288800 290592 302700 306736 322880 324900 345078 346560 363240 364249 364800 383420 387456 403600 415872 433200 454050 460104 462080 479275 484320 519840 547200 575130 577600 581184 605400 613472 645760 649800 690156 693120 726480 728498 766840 774912 807200 831744 862695 866400 908100 920208 958550 968640 1039680 1092747 1094400 1150260 1155200 1162368 1210800 1226944 1291520 1299600 1380312 1386240 1437825 1452960 1456996 1533680 1614400 1725390 1732800 1816200 1821245 1840416 1917100 1937280 2079360 2185494 2300520 2310400 2324736 2421600 2453888 2599200 2760624 2875650 2905920 2913992 3067360 3228800 3278241 3450780 3465600 3632400 3642490 3680832 3834200 3874560 4158720 4313475 4370988 4601040 4843200 4907776 5198400 5463735 5521248 5751300 5811840 5827984 6134720 6457600 6556482 6901560 6931200 7264800 7284980 7361664 7668400 8626950 8741976 9106225 9202080 9686400 10396800 10927470 11042496 11502600 11623680 11655968 12269440 13112964 13803120 14529600 14569960 14723328 15336800 16391205 17253900 17483952 18212450 18404160 19372800 20793600 21854940 22084992 23005200 23311936 24538880 26225928 27318675 27606240 29059200 29139920 30673600 32782410 34507800 34967904 36424900 36808320 43709880 44169984 46010400 46623872 52451856 54637350 55212480 58118400 58279840 61347200 65564820 69015600 69935808 72849800 73616640 81956025 87419760 92020800 93247744 104903712 109274700 110424960 116559680 122694400 131129640 138031200 139871616 145699600 163912050 174839520 184041600 209807424 218549400 220849920 233119360 262259280 276062400 279743232 291399200 327824100 349679040 368083200 419614848 437098800 466238720 524518560 552124800 582798400 655648200 699358080 839229696 874197600 1049037120 1104249600 1165596800 1311296400 1398716160 1748395200 2098074240 2331193600 2622592800 3496790400 4196148480 5245185600 6993580800 10490371200 20980742400
• Sum of all divisors σ(n): 79245077730
• Sum of proper divisors (its aliquot sum) s(n): 58264335330
• 20980742400 is an abundant number, because the sum of its proper divisors (58264335330) is greater than itself. Its abundance is 37283592930

Bases of 20980742400

• Binary: 10011100010100011001011100100000000₂
• Hexadecimal: 0x4E28CB900
• Base-36: 9MZE4G0

Squares and roots of 20980742400

• 20980742400 squared (20980742400²) is 440191551655157760000
• 20980742400 cubed (20980742400³) is 9235545551933158593921024000000
• The square root of 20980742400 is 144847.3071893295
• The cube root of 20980742400 is 2758.0805810295

Scales and comparisons

• 20,980,742,400 seconds is equal to 667 years, 6 weeks, 2 days, 16 hours.
• To count from 1 to 20,980,742,400 would take you about one thousand, three hundred thirty-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 20980742400 cubic inches would be around 229.8 feet tall.

Recreational maths with 20980742400

• 20980742400 backwards is 00424708902
• 20980742400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20980742400's digits is 36
• More coming soon!