20749138080

Names of 20749138080

• Cardinal: 20749138080 can be written as Twenty billion, seven hundred forty-nine million, one hundred thirty-eight thousand and eighty.

Scientific notation

• Scientific notation: 2.074913808 × 10¹⁰

Factors of 20749138080

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 274

Divisors of 20749138080

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 29 30 32 33 40 44 48 55 58 60 66 80 87 88 96 97 110 116 120 121 127 132 145 160 165 174 176 194 220 232 240 242 254 264 290 291 319 330 348 352 363 381 388 435 440 464 480 484 485 508 528 580 582 605 635 638 660 696 726 762 776 870 880 928 957 968 970 1016 1056 1067 1160 1164 1210 1270 1276 1320 1392 1397 1452 1455 1524 1552 1595 1740 1760 1815 1905 1914 1936 1940 2032 2134 2320 2328 2420 2540 2552 2640 2784 2794 2813 2904 2910 3048 3104 3190 3201 3480 3509 3630 3683 3810 3828 3872 3880 4064 4191 4268 4640 4656 4785 4840 5080 5104 5280 5335 5588 5626 5808 5820 6096 6380 6402 6960 6985 7018 7260 7366 7620 7656 7760 8382 8439 8536 9312 9570 9680 10160 10208 10527 10670 11049 11176 11252 11616 11640 11737 12192 12319 12760 12804 13920 13970 14036 14065 14520 14732 15240 15312 15367 15520 16005 16764 16878 17072 17545 18415 19140 19360 20320 20955 21054 21340 22098 22352 22504 23280 23474 24638 25520 25608 27940 28072 28130 29040 29464 30480 30624 30734 30943 32010 33528 33756 34144 35090 35211 36830 36957 38280 40513 41910 42108 42195 42680 44196 44704 45008 46101 46560 46948 49276 51040 51216 52635 55245 55880 56144 56260 58080 58685 58928 60960 61468 61595 61886 64020 67056 67512 70180 70422 73660 73914 76560 76835 81026 83820 84216 84390 85360 88392 90016 92202 92829 93896 98552 102432 105270 110490 111760 112288 112520 117370 117856 121539 122936 123190 123772 128040 134112 135024 135509 140360 140844 147320 147828 153120 153670 154715 162052 167640 168432 168780 170720 176055 176784 184404 184785 185658 187792 197104 202565 210540 220980 223520 225040 230505 234740 243078 245872 246380 247544 256080 270048 271018 280720 281688 294640 295656 307340 309430 324104 335280 336864 337560 340373 352110 353568 357251 368808 369570 371316 375584 394208 405130 406527 421080 441960 445643 450080 461010 464145 469480 486156 491744 492760 495088 512160 542036 561440 563376 589280 591312 607695 614680 618860 648208 670560 675120 677545 680746 704220 714502 737616 739140 742632 810260 813054 842160 883920 891286 922020 928290 938960 972312 985520 990176 1021119 1071753 1084072 1126752 1182624 1215390 1229360 1237720 1296416 1336929 1350240 1355090 1361492 1408440 1429004 1475232 1478280 1485264 1490599 1620520 1626108 1684320 1701865 1767840 1782572 1786255 1844040 1856580 1877920 1944624 1971040 2032635 2042238 2143506 2168144 2228215 2430780 2458720 2475440 2673858 2710180 2722984 2816880 2858008 2956560 2970528 2981198 3241040 3252216 3403730 3565144 3572510 3688080 3713160 3889248 3929761 4065270 4084476 4287012 4336288 4456430 4471797 4861560 4950880 5105595 5347716 5358765 5420360 5445968 5633760 5716016 5913120 5962396 6482080 6504432 6684645 6807460 7130288 7145020 7376160 7426320 7452995 7859522 8130540 8168952 8574024 8912860 8943594 9723120 10211190 10695432 10717530 10840720 10891936 11432032 11789283 11924792 13008864 13369290 13614920 14260576 14290040 14852640 14905990 15719044 16261080 16337904 17148048 17825720 17887188 19446240 19648805 20422380 21390864 21435060 21681440 22358985 23578566 23849584 26738580 27229840 28580080 29811980 31438088 32522160 32675808 34296096 35651440 35774376 39297610 40844760 42781728 42870120 43227371 44717970 47157132 47699168 53477160 54459680 57160160 58946415 59623960 62876176 65044320 71302880 71548752 78595220 81689520 85740240 86454742 89435940 94314264 106954320 117892830 119247920 125752352 129682113 143097504 157190440 163379040 171480480 172909484 178871880 188628528 213908640 216136855 235785660 238495840 259364226 314380880 345818968 357743760 377257056 432273710 471571320 518728452 628761760 648410565 691637936 715487520 864547420 943142640 1037456904 1296821130 1383275872 1729094840 1886285280 2074913808 2593642260 3458189680 4149827616 5187284520 6916379360 10374569040 20749138080
• Sum of all divisors σ(n): 75676446720
• Sum of proper divisors (its aliquot sum) s(n): 54927308640
• 20749138080 is an abundant number, because the sum of its proper divisors (54927308640) is greater than itself. Its abundance is 34178170560

Bases of 20749138080

• Binary: 10011010100101111101011100010100000₂
• Hexadecimal: 0x4D4BEB8A0
• Base-36: 9J5I1EO

Squares and roots of 20749138080

• 20749138080 squared (20749138080²) is 430526731062906086400
• 20749138080 cubed (20749138080³) is 8933058589955263552786010112000
• The square root of 20749138080 is 144045.6111098147
• The cube root of 20749138080 is 2747.8942813629

Scales and comparisons

• 20,749,138,080 seconds is equal to 659 years, 39 weeks, 3 days, 1 hour, 28 minutes.
• To count from 1 to 20,749,138,080 would take you about one thousand, three hundred nineteen 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 20749138080 cubic inches would be around 229 feet tall.

Recreational maths with 20749138080

• 20749138080 backwards is 08083194702
• The number of decimal digits it has is: 11
• The sum of 20749138080's digits is 42
• More coming soon!