20997388062560

Names of 20997388062560

• Cardinal: 20997388062560 can be written as Twenty trillion, nine hundred ninety-seven billion, three hundred eighty-eight million, sixty-two thousand, five hundred sixty.

Scientific notation

• Scientific notation: 2.099738806256 × 10¹³

Factors of 20997388062560

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 525118

Divisors of 20997388062560

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 40 41 52 56 65 67 70 80 82 91 104 112 130 134 140 160 164 182 205 208 224 260 268 280 287 328 335 364 410 416 455 469 520 533 536 560 574 656 670 728 820 871 910 938 1040 1066 1072 1120 1148 1312 1340 1435 1456 1640 1742 1820 1876 2080 2132 2144 2296 2345 2665 2680 2747 2870 2912 3280 3484 3640 3731 3752 4264 4355 4592 4690 5330 5360 5494 5740 6097 6560 6968 7280 7462 7504 8528 8710 9184 9380 10660 10720 10988 11480 12194 13735 13936 14560 14924 15008 17056 17420 18655 18760 19229 21320 21976 22960 24388 27470 27872 29848 30485 34840 35711 37310 37520 38458 42640 43952 45920 48776 54940 59696 60970 69680 71422 74620 75040 76916 85280 87904 96145 97552 109880 119392 121940 139360 142844 149240 153832 178555 192290 195104 219760 243880 249977 285688 298480 307664 357110 384580 439520 487760 499954 524983 571376 596960 615328 714220 769160 975520 999908 1049966 1142752 1249885 1428440 1538320 1999816 2099932 2499770 2624915 2856880 3076640 3674881 3999632 4199864 4999540 5249830 5713760 6824779 7349762 7999264 8399728 9999080 10499660 13649558 14699524 16799456 18374405 19998160 20999320 21524303 27299116 29399048 34123895 35173861 36748810 39996320 41998640 43048606 47773453 54598232 58798096 68247790 70347722 73497620 83997280 86097212 95546906 107621515 109196464 117596192 136495580 140695444 146995240 150670121 172194424 175869305 191093812 215243030 218392928 238867265 246217027 272991160 279815939 281390888 293990480 301340242 344388848 351738610 382187624 430486060 457260193 477734530 492434054 545982320 559631878 562781776 587980960 602680484 688777696 703477220 753350605 764375248 860972120 914520386 955469060 984868108 1091964640 1119263756 1125563552 1205360968 1231085135 1399079695 1406954440 1442128301 1506701210 1528750496 1721944240 1829040772 1910938120 1958711573 1969736216 2238527512 2286300965 2410721936 2462170270 2798159390 2813908880 2884256602 3013402420 3200821351 3443888480 3658081544 3821876240 3917423146 3939472432 4477055024 4572601930 4821443872 4924340540 5596318780 5627817760 5768513204 6026804840 6401642702 7210641505 7316163088 7643752480 7834846292 7878944864 8954110048 9145203860 9793557865 9848681080 10094898107 11192637560 11537026408 12053609680 12803285404 14421283010 14632326176 15669692584 16004106755 18290407720 18747667913 19587115730 19697362160 20189796214 22385275120 23074052816 24107219360 25606570808 28842566020 31339385168 32008213510 36580815440 37495335826 39174231460 39394724320 40379592428 44770550240 46148105632 50474490535 51213141616 57685132040 62678770336 64016427020 73161630880 74990671652 78348462920 80759184856 93738339565 100948981070 102426283232 115370264080 128032854040 131233675391 149981343304 156696925840 161518369712 187476679130 201897962140 230740528160 256065708080 262467350782 299962686608 313393851680 323036739424 374953358260 403795924280 512131416160 524934701564 599925373216 656168376955 749906716520 807591848560 1049869403128 1312336753910 1499813433040 1615183697120 2099738806256 2624673507820 2999626866080 4199477612512 5249347015640 10498694031280 20997388062560
• Sum of all divisors σ(n): 63476663814144
• Sum of proper divisors (its aliquot sum) s(n): 42479275751584
• 20997388062560 is an abundant number, because the sum of its proper divisors (42479275751584) is greater than itself. Its abundance is 21481887689024

Bases of 20997388062560

• Binary: 100110001100011010101110110110100111101100000₂
• Hexadecimal: 0x1318D5DB4F60
• Base-36: 7FY2EPRVK

Squares and roots of 20997388062560

• 20997388062560 squared (20997388062560²) is 440890305449737190473753600
• 20997388062560 cubed (20997388062560³) is 9257544836548743795342866791634825216000
• The square root of 20997388062560 is 4582290.7003550091
• The cube root of 20997388062560 is 27588.0978850599

Scales and comparisons

• 20,997,388,062,560 seconds is equal to 667,651 years, 51 weeks, 3 days, 19 hours, 9 minutes, 20 seconds.
• To count from 1 to 20,997,388,062,560 would take you about one million, six hundred sixty-nine thousand, one hundred twenty-nine 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 20997388062560 cubic inches would be around 2299 feet tall.

Recreational maths with 20997388062560

• 20997388062560 backwards is 06526088379902
• 20997388062560 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20997388062560's digits is 65
• More coming soon!