21271004160

Names of 21271004160

• Cardinal: 21271004160 can be written as Twenty-one billion, two hundred seventy-one million, four thousand, one hundred sixty.

Scientific notation

• Scientific notation: 2.127100416 × 10¹⁰

Factors of 21271004160

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1291

Divisors of 21271004160

• Number of divisors d(n): 352
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 56 60 64 70 80 84 96 105 112 120 128 140 160 168 181 192 210 224 240 256 280 320 336 362 384 420 448 480 512 543 560 640 672 724 768 840 896 905 960 1024 1086 1093 1120 1267 1280 1344 1448 1536 1680 1792 1810 1920 2172 2186 2240 2534 2560 2688 2715 2896 3072 3279 3360 3584 3620 3801 3840 4344 4372 4480 5068 5120 5376 5430 5465 5792 6335 6558 6720 7168 7240 7602 7651 7680 8688 8744 8960 10136 10752 10860 10930 11584 12670 13116 13440 14480 15204 15302 15360 16395 17376 17488 17920 19005 20272 21504 21720 21860 22953 23168 25340 26232 26880 28960 30408 30604 32790 34752 34976 35840 38010 38255 40544 43440 43720 45906 46336 50680 52464 53760 57920 60816 61208 65580 69504 69952 76020 76510 81088 86880 87440 91812 92672 101360 104928 107520 114765 115840 121632 122416 131160 139008 139904 152040 153020 162176 173760 174880 183624 185344 197833 202720 209856 229530 231680 243264 244832 262320 278016 279808 304080 306040 324352 347520 349760 367248 395666 405440 419712 459060 463360 486528 489664 524640 556032 559616 593499 608160 612080 648704 695040 699520 734496 791332 810880 839424 918120 926720 973056 979328 989165 1049280 1119232 1186998 1216320 1224160 1297408 1384831 1390080 1399040 1468992 1582664 1621760 1678848 1836240 1946112 1958656 1978330 2098560 2373996 2432640 2448320 2769662 2780160 2798080 2937984 2967495 3165328 3243520 3357696 3672480 3892224 3917312 3956660 4154493 4197120 4747992 4865280 4896640 5539324 5596160 5875968 5934990 6330656 6487040 6924155 7344960 7834624 7913320 8308986 8394240 9495984 9730560 9793280 11078648 11751936 11869980 12661312 13848310 14689920 15826640 16617972 16788480 18991968 19461120 19586560 20772465 22157296 23503872 23739960 25322624 27696620 29379840 31653280 33235944 37983936 39173120 41544930 44314592 47479920 50645248 55393240 58759680 63306560 66471888 75967872 83089860 88629184 94959840 101290496 110786480 117519360 126613120 132943776 151935744 166179720 177258368 189919680 202580992 221572960 253226240 265887552 303871488 332359440 354516736 379839360 443145920 506452480 531775104 607742976 664718880 709033472 759678720 886291840 1012904960 1063550208 1329437760 1418066944 1519357440 1772583680 2127100416 2658875520 3038714880 3545167360 4254200832 5317751040 7090334720 10635502080 21271004160
• Sum of all divisors σ(n): 78254222592
• Sum of proper divisors (its aliquot sum) s(n): 56983218432
• 21271004160 is an abundant number, because the sum of its proper divisors (56983218432) is greater than itself. Its abundance is 35712214272

Bases of 21271004160

• Binary: 10011110011110110011100010000000000₂
• Hexadecimal: 0x4F3D9C400
• Base-36: 9RS7FUO

Squares and roots of 21271004160

• 21271004160 squared (21271004160²) is 452455617974737305600
• 21271004160 cubed (21271004160³) is 9624185332156008002324791296000
• The square root of 21271004160 is 145845.8232518161
• The cube root of 21271004160 is 2770.7414229091

Scales and comparisons

• 21,271,004,160 seconds is equal to 676 years, 18 weeks, 2 days, 4 hours, 16 minutes.
• To count from 1 to 21,271,004,160 would take you about one thousand, three hundred fifty-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 21271004160 cubic inches would be around 230.9 feet tall.

Recreational maths with 21271004160

• 21271004160 backwards is 06140017212
• 21271004160 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21271004160's digits is 24
• More coming soon!