21130687200

Names of 21130687200

• Cardinal: 21130687200 can be written as Twenty-one billion, one hundred thirty million, six hundred eighty-seven thousand, two hundred.

Scientific notation

• Scientific notation: 2.11306872 × 10¹⁰

Factors of 21130687200

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 582

Divisors of 21130687200

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 17 20 21 24 25 28 30 32 34 35 40 42 48 50 51 56 60 68 70 75 80 84 85 96 100 102 105 112 119 120 136 140 150 160 168 170 175 200 204 210 224 238 240 241 255 272 280 300 307 336 340 350 357 400 408 420 425 476 480 482 510 525 544 560 595 600 614 672 680 700 714 723 800 816 840 850 921 952 964 1020 1050 1120 1190 1200 1205 1228 1275 1360 1400 1428 1446 1535 1632 1680 1687 1700 1785 1842 1904 1928 2040 2100 2149 2380 2400 2410 2456 2550 2720 2800 2856 2892 2975 3070 3360 3374 3400 3570 3615 3684 3808 3856 4080 4097 4200 4298 4605 4760 4820 4912 5061 5100 5219 5600 5712 5784 5950 6025 6140 6447 6748 6800 7140 7230 7368 7675 7712 8160 8194 8400 8435 8596 8925 9210 9520 9640 9824 10122 10200 10438 10745 11424 11568 11900 12050 12280 12291 12894 13496 13600 14280 14460 14736 15350 15657 16388 16800 16870 17192 17850 18075 18420 19040 19280 20244 20400 20485 20876 21490 23025 23136 23800 24100 24560 24582 25305 25788 26095 26992 28560 28679 28920 29472 30700 31314 32235 32776 33740 34384 35700 36150 36533 36840 38560 40488 40800 40970 41752 42175 42980 46050 47600 48200 49120 49164 50610 51576 52190 53725 53984 57120 57358 57840 61400 61455 62628 64470 65552 67480 68768 71400 72300 73066 73680 73987 78285 80976 81940 83504 84350 85960 86037 92100 95200 96400 98328 101220 102425 103152 104380 107450 109599 114716 115680 122800 122910 125256 126525 128940 130475 131104 134960 142800 143395 144600 146132 147360 147974 156570 161175 161952 163880 167008 168700 171920 172074 182665 184200 192800 196656 202440 204850 206304 208760 214900 219198 221961 229432 245600 245820 250512 253050 257880 260950 269920 285600 286790 289200 292264 295948 307275 313140 322350 327760 337400 343840 344148 365330 368400 369935 391425 393312 404880 409700 417520 429800 430185 438396 443922 458864 491640 501024 506100 515760 517909 521900 547995 573580 578400 584528 591896 614550 626280 644700 655520 674800 688296 716975 730660 736800 739870 782850 809760 819400 835040 859600 860370 876792 887844 913325 917728 983280 1012200 1031520 1035818 1043800 1095990 1109805 1147160 1169056 1183792 1229100 1252560 1257779 1289400 1349600 1376592 1433950 1461320 1479740 1553727 1565700 1638800 1719200 1720740 1753584 1775688 1826650 1849675 1966560 2024400 2071636 2087600 2150925 2191980 2219610 2294320 2367584 2458200 2505120 2515558 2578800 2589545 2739975 2753184 2867900 2922640 2959480 3107454 3131400 3277600 3441480 3507168 3551376 3653300 3699350 3773337 4048800 4143272 4175200 4301850 4383960 4439220 4588640 4916400 5031116 5157600 5179090 5479950 5549025 5735800 5845280 5918960 6214908 6262800 6288895 6882960 7102752 7306600 7398700 7546674 7768635 8286544 8603700 8767920 8804453 8878440 9832800 10062232 10358180 10959900 11098050 11471600 11837920 12429816 12525600 12577790 12947725 13765920 14613200 14797400 15093348 15537270 16573088 17207400 17535840 17608906 17756880 18866685 20124464 20716360 21919800 22196100 22943200 24859632 25155580 25895450 26413359 29226400 29594800 30186696 31074540 31444475 34414800 35217812 35513760 37733370 38843175 40248928 41432720 43839600 44022265 44392200 49719264 50311160 51790900 52826718 59189600 60373392 62149080 62888950 68829600 70435624 75466740 77686350 82865440 87679200 88044530 88784400 94333425 100622320 103581800 105653436 120746784 124298160 125777900 132066795 140871248 150933480 155372700 176089060 177568800 188666850 201244640 207163600 211306872 220111325 248596320 251555800 264133590 281742496 301866960 310745400 352178120 377333700 414327200 422613744 440222650 503111600 528267180 603733920 621490800 660333975 704356240 754667400 845227488 880445300 1006223200 1056534360 1242981600 1320667950 1408712480 1509334800 1760890600 2113068720 2641335900 3018669600 3521781200 4226137440 5282671800 7043562400 10565343600 21130687200
• Sum of all divisors σ(n): 83847633408
• Sum of proper divisors (its aliquot sum) s(n): 62716946208
• 21130687200 is an abundant number, because the sum of its proper divisors (62716946208) is greater than itself. Its abundance is 41586259008

Bases of 21130687200

• Binary: 10011101011011111001011001011100000₂
• Hexadecimal: 0x4EB7CB2E0
• Base-36: 9PGNYLC

Squares and roots of 21130687200

• 21130687200 squared (21130687200²) is 446505941544243840000
• 21130687200 cubed (21130687200³) is 9434977383712901543566848000000
• The square root of 21130687200 is 145363.9817836591
• The cube root of 21130687200 is 2764.6354575445

Scales and comparisons

• 21,130,687,200 seconds is equal to 671 years, 46 weeks, 2 days, 3 hours, 20 minutes.
• To count from 1 to 21,130,687,200 would take you about one thousand, three hundred forty-three 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 21130687200 cubic inches would be around 230.4 feet tall.

Recreational maths with 21130687200

• 21130687200 backwards is 00278603112
• 21130687200 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21130687200's digits is 30
• More coming soon!