20821187414272

Names of 20821187414272

• Cardinal: 20821187414272 can be written as Twenty trillion, eight hundred twenty-one billion, one hundred eighty-seven million, four hundred fourteen thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 2.0821187414272 × 10¹³

Factors of 20821187414272

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 143

Divisors of 20821187414272

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 7 8 14 16 28 31 32 49 56 62 64 98 103 112 124 128 196 206 217 224 248 256 343 392 412 434 448 496 686 721 784 824 868 896 992 1372 1442 1519 1568 1648 1736 1792 1984 2401 2744 2884 3038 3136 3193 3296 3472 3968 4802 5047 5488 5768 6076 6272 6386 6592 6944 7936 9604 10094 10609 10633 10976 11536 12152 12544 12772 13184 13888 19208 20188 21218 21266 21952 22351 23072 24304 25544 26368 27776 35329 38416 40376 42436 42532 43904 44702 46144 48608 51088 55552 70658 74263 74431 76832 80752 84872 85064 87808 89404 92288 97216 102176 141316 148526 148862 153664 156457 161504 169744 170128 178808 184576 194432 204352 247303 282632 297052 297724 307328 312914 323008 328879 339488 340256 357616 388864 408704 494606 519841 565264 594104 595448 614656 625828 646016 657758 678976 680512 715232 817408 989212 1039682 1092727 1095199 1130528 1188208 1190896 1251656 1292032 1315516 1357952 1361024 1430464 1978424 2079364 2185454 2190398 2261056 2302153 2376416 2381792 2503312 2631032 2715904 2722048 2860928 3638887 3956848 4158728 4370908 4380796 4522112 4604306 4752832 4763584 5006624 5262064 5721856 7277774 7649089 7666393 7913696 8317456 8741816 8761592 9044224 9208612 9505664 9527168 10013248 10524128 14555548 15298178 15332786 15827392 16115071 16634912 17483632 17523184 18417224 19011328 19054336 20026496 21048256 25472209 29111096 30596356 30665572 31654784 32230142 33269824 33874537 34967264 35046368 36834448 40052992 42096512 50944418 53543623 58222192 61192712 61331144 63309568 64460284 66539648 67749074 69934528 70092736 73668896 84193024 101888836 107087246 112805497 116444384 122385424 122662288 128920568 133079296 135498148 139869056 140185472 147337792 203777672 214174492 225610994 232888768 237121759 244770848 245324576 257841136 270996296 279738112 280370944 294675584 374805361 407555344 428348984 451221988 465777536 474243518 489541696 490649152 515682272 541992592 589351168 749610722 789638479 815110688 856697968 902443976 931555072 948487036 979083392 981298304 1031364544 1083985184 1499221444 1579276958 1630221376 1659852313 1713395936 1804887952 1896974072 1958166784 1962596608 2062729088 2167970368 2623637527 2998442888 3158553916 3260442752 3319704626 3426791872 3609775904 3793948144 4125458176 4335940736 5247275054 5996885776 6317107832 6520885504 6639409252 6853583744 7219551808 7587896288 8671881472 10494550108 11618966191 11993771552 12634215664 13278818504 13707167488 14439103616 15175792576 20989100216 23237932382 23987543104 25268431328 26557637008 28878207232 30351585152 41978200432 46475864764 47975086208 50536862656 53115274016 60703170304 81332763337 83956400864 92951729528 95950172416 101073725312 106230548032 162665526674 167912801728 185903459056 202147450624 212461096064 325331053348 335825603456 371806918112 424922192128 650662106696 671651206912 743613836224 1301324213392 1487227672448 2602648426784 2974455344896 5205296853568 10410593707136 20821187414272
• Sum of all divisors σ(n): 50539705914880
• Sum of proper divisors (its aliquot sum) s(n): 29718518500608
• 20821187414272 is an abundant number, because the sum of its proper divisors (29718518500608) is greater than itself. Its abundance is 8897331086336

Bases of 20821187414272

• Binary: 100101110111111001111011110101100100100000000₂
• Hexadecimal: 0x12EFCF7AC900
• Base-36: 7DP4DEDJ4

Squares and roots of 20821187414272

• 20821187414272 squared (20821187414272²) is 433521845340238733349289984
• 20821187414272 cubed (20821187414272³) is 9026439590010151204500083616168068251648
• The square root of 20821187414272 is 4563023.9331250499
• The cube root of 20821187414272 is 27510.7120424663

Scales and comparisons

• 20,821,187,414,272 seconds is equal to 662,049 years, 18 weeks, 3 days, 10 hours, 37 minutes, 52 seconds.
• To count from 1 to 20,821,187,414,272 would take you about one million, six hundred fifty-five thousand, one hundred twenty-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 20821187414272 cubic inches would be around 2292.6 feet tall.

Recreational maths with 20821187414272

• 20821187414272 backwards is 27241478112802
• 20821187414272 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20821187414272's digits is 49
• More coming soon!