18272894976

Names of 18272894976

• Cardinal: 18272894976 can be written as Eighteen billion, two hundred seventy-two million, eight hundred ninety-four thousand, nine hundred seventy-six.

Scientific notation

• Scientific notation: 1.8272894976 × 10¹⁰

Factors of 18272894976

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 293

Divisors of 18272894976

• Number of divisors d(n): 450
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 49 54 56 63 64 72 81 84 96 98 108 112 126 128 144 147 162 168 189 192 196 216 224 252 256 281 288 294 324 336 378 384 392 432 441 448 504 512 562 567 576 588 648 672 756 768 784 843 864 882 896 1008 1024 1124 1134 1152 1176 1296 1323 1344 1512 1536 1568 1686 1728 1764 1792 1967 2016 2048 2248 2268 2304 2352 2529 2592 2646 2688 3024 3072 3136 3372 3456 3528 3584 3934 3969 4032 4096 4496 4536 4608 4704 5058 5184 5292 5376 5901 6048 6144 6272 6744 6912 7056 7168 7587 7868 7938 8064 8192 8992 9072 9216 9408 10116 10368 10584 10752 11802 12096 12288 12544 13488 13769 13824 14112 14336 15174 15736 15876 16128 16384 17703 17984 18144 18432 18816 20232 20736 21168 21504 22761 23604 24192 24576 25088 26976 27538 27648 28224 28672 30348 31472 31752 32256 35406 35968 36288 36864 37632 40464 41307 41472 42336 43008 45522 47208 48384 49152 50176 53109 53952 55076 55296 56448 57344 60696 62944 63504 64512 70812 71936 72576 73728 75264 80928 82614 82944 84672 86016 91044 94416 96768 100352 106218 107904 110152 110592 112896 114688 121392 123921 125888 127008 129024 141624 143872 145152 147456 150528 159327 161856 165228 165888 169344 172032 182088 188832 193536 200704 212436 215808 220304 221184 225792 242784 247842 251776 254016 258048 283248 287744 290304 301056 318654 323712 330456 331776 338688 344064 364176 371763 377664 387072 401408 424872 431616 440608 442368 451584 485568 495684 503552 508032 516096 566496 575488 580608 602112 637308 647424 660912 663552 677376 728352 743526 755328 774144 802816 849744 863232 881216 903168 971136 991368 1007104 1016064 1032192 1115289 1132992 1150976 1161216 1204224 1274616 1294848 1321824 1327104 1354752 1456704 1487052 1510656 1548288 1699488 1726464 1762432 1806336 1942272 1982736 2014208 2032128 2230578 2265984 2301952 2322432 2408448 2549232 2589696 2643648 2709504 2913408 2974104 3021312 3096576 3398976 3452928 3524864 3612672 3884544 3965472 4028416 4064256 4461156 4531968 4603904 4644864 5098464 5179392 5287296 5419008 5826816 5948208 6042624 6797952 6905856 7049728 7225344 7769088 7930944 8056832 8128512 8922312 9063936 9289728 10196928 10358784 10574592 10838016 11653632 11896416 12085248 13595904 13811712 14099456 15538176 15861888 16113664 16257024 17844624 18127872 20393856 20717568 21149184 21676032 23307264 23792832 24170496 27191808 28198912 31076352 31723776 32227328 32514048 35689248 36255744 40787712 41435136 42298368 46614528 47585664 48340992 54383616 56397824 62152704 63447552 65028096 71378496 72511488 81575424 84596736 93229056 95171328 96681984 108767232 112795648 124305408 126895104 142756992 145022976 163150848 169193472 186458112 190342656 217534464 225591296 253790208 285513984 290045952 326301696 338386944 372916224 380685312 435068928 507580416 571027968 652603392 676773888 761370624 870137856 1015160832 1142055936 1305206784 1522741248 2030321664 2284111872 2610413568 3045482496 4568223744 6090964992 9136447488 18272894976
• Sum of all divisors σ(n): 63730307718
• Sum of proper divisors (its aliquot sum) s(n): 45457412742
• 18272894976 is an abundant number, because the sum of its proper divisors (45457412742) is greater than itself. Its abundance is 27184517766

Bases of 18272894976

• Binary: 10001000001001001100100000000000000₂
• Hexadecimal: 0x441264000
• Base-36: 8E77K00

Squares and roots of 18272894976

• 18272894976 squared (18272894976²) is 333898690803926040576
• 18272894976 cubed (18272894976³) is 6101295709684037547916762546176
• The square root of 18272894976 is 135177.2724092331
• The cube root of 18272894976 is 2633.9192279129

Scales and comparisons

• 18,272,894,976 seconds is equal to 581 years, 1 week, 20 hours, 9 minutes, 36 seconds.
• To count from 1 to 18,272,894,976 would take you about one thousand, one hundred sixty-two 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 18272894976 cubic inches would be around 219.5 feet tall.

Recreational maths with 18272894976

• 18272894976 backwards is 67949827281
• 18272894976 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18272894976's digits is 63
• More coming soon!