20889964800

Names of 20889964800

• Cardinal: 20889964800 can be written as Twenty billion, eight hundred eighty-nine million, nine hundred sixty-four thousand, eight hundred.

Scientific notation

• Scientific notation: 2.08899648 × 10¹⁰

Factors of 20889964800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 752

Divisors of 20889964800

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 32 36 40 45 48 50 54 59 60 64 72 75 80 81 90 96 100 108 118 120 128 135 144 150 160 162 177 180 192 200 216 225 236 240 256 270 288 295 300 320 324 354 360 384 400 405 432 450 472 480 531 540 576 590 600 640 648 675 683 708 720 768 800 810 864 885 900 944 960 1062 1080 1152 1180 1200 1280 1296 1350 1366 1416 1440 1475 1593 1600 1620 1728 1770 1800 1888 1920 2025 2049 2124 2160 2304 2360 2400 2592 2655 2700 2732 2832 2880 2950 3186 3200 3240 3415 3456 3540 3600 3776 3840 4050 4098 4248 4320 4425 4720 4779 4800 5184 5310 5400 5464 5664 5760 5900 6147 6372 6400 6480 6830 6912 7080 7200 7552 7965 8100 8196 8496 8640 8850 9440 9558 9600 10245 10368 10620 10800 10928 11328 11520 11800 12294 12744 12960 13275 13660 14160 14400 15104 15930 16200 16392 16992 17075 17280 17700 18441 18880 19116 19200 20490 20736 21240 21600 21856 22656 23600 23895 24588 25488 25920 26550 27320 28320 28800 30735 31860 32400 32784 33984 34150 34560 35400 36882 37760 38232 39825 40297 40980 42480 43200 43712 45312 47200 47790 49176 50976 51225 51840 53100 54640 55323 56640 57600 61470 63720 64800 65568 67968 68300 70800 73764 75520 76464 79650 80594 81960 84960 86400 87424 92205 94400 95580 98352 101952 102450 103680 106200 109280 110646 113280 119475 120891 122940 127440 129600 131136 135936 136600 141600 147528 152928 153675 159300 161188 163920 169920 172800 174848 184410 188800 191160 196704 201485 203904 204900 212400 218560 221292 226560 238950 241782 245880 254880 259200 262272 273200 276615 283200 295056 305856 307350 318600 322376 327840 339840 362673 368820 377600 382320 393408 402970 407808 409800 424800 437120 442584 461025 477900 483564 491760 509760 518400 524544 546400 553230 566400 590112 604455 611712 614700 637200 644752 655680 679680 725346 737640 764640 786816 805940 819600 849600 874240 885168 922050 955800 967128 983520 1007425 1019520 1088019 1092800 1106460 1132800 1180224 1208910 1223424 1229400 1274400 1289504 1311360 1383075 1450692 1475280 1529280 1573632 1611880 1639200 1699200 1770336 1813365 1844100 1911600 1934256 1967040 2014850 2039040 2176038 2185600 2212920 2360448 2417820 2458800 2548800 2579008 2622720 2766150 2901384 2950560 3022275 3058560 3223760 3264057 3278400 3398400 3540672 3626730 3688200 3823200 3868512 3934080 4029700 4352076 4371200 4425840 4720896 4835640 4917600 5097600 5158016 5440095 5532300 5802768 5901120 6044550 6117120 6447520 6528114 6556800 7081344 7253460 7376400 7646400 7737024 7868160 8059400 8704152 8851680 9066825 9671280 9835200 10195200 10316032 10880190 11064600 11605536 11802240 12089100 12895040 13056228 13113600 14162688 14506920 14752800 15292800 15474048 16118800 16320285 17408304 17703360 18133650 19342560 19670400 21760380 22129200 23211072 23604480 24178200 25790080 26112456 27200475 29013840 29505600 30585600 30948096 32237600 32640570 34816608 35406720 36267300 38685120 39340800 43520760 44258400 46422144 48356400 51580160 52224912 54400950 58027680 59011200 64475200 65281140 69633216 70813440 72534600 77370240 81601425 87041520 88516800 92844288 96712800 104449824 108801900 116055360 118022400 128950400 130562280 139266432 145069200 154740480 163202850 174083040 177033600 193425600 208899648 217603800 232110720 257900800 261124560 278532864 290138400 326405700 348166080 354067200 386851200 417799296 435207600 464221440 522249120 580276800 652811400 696332160 773702400 835598592 870415200 1044498240 1160553600 1305622800 1392664320 1740830400 2088996480 2321107200 2611245600 3481660800 4177992960 5222491200 6963321600 10444982400 20889964800
• Sum of all divisors σ(n): 78663871440
• Sum of proper divisors (its aliquot sum) s(n): 57773906640
• 20889964800 is an abundant number, because the sum of its proper divisors (57773906640) is greater than itself. Its abundance is 36883941840

Bases of 20889964800

• Binary: 10011011101001000111001000100000000₂
• Hexadecimal: 0x4DD239100
• Base-36: 9LHCG00

Squares and roots of 20889964800

• 20889964800 squared (20889964800²) is 436390629345239040000
• 20889964800 cubed (20889964800³) is 9116184886071890593185792000000
• The square root of 20889964800 is 144533.6113158457
• The cube root of 20889964800 is 2754.0970247903

Scales and comparisons

• 20,889,964,800 seconds is equal to 664 years, 12 weeks, 2 days.
• To count from 1 to 20,889,964,800 would take you about one thousand, three hundred twenty-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 20889964800 cubic inches would be around 229.5 feet tall.

Recreational maths with 20889964800

• 20889964800 backwards is 00846998802
• 20889964800 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20889964800's digits is 54
• More coming soon!