21049221054464

Names of 21049221054464

• Cardinal: 21049221054464 can be written as Twenty-one trillion, forty-nine billion, two hundred twenty-one million, fifty-four thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 2.1049221054464 × 10¹³

Factors of 21049221054464

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 23
• Sum of prime factors: 367

Divisors of 21049221054464

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 8 16 17 32 34 64 68 97 128 136 194 251 256 272 388 502 512 544 776 1004 1024 1088 1552 1649 2008 2048 2176 3104 3298 4016 4096 4267 4352 6208 6596 8032 8192 8534 8704 9409 12416 13192 16064 16384 17068 17408 18818 24347 24832 26384 32128 32768 34136 34816 37636 48694 49664 52768 64256 65536 68272 69632 75272 97388 99328 105536 128512 131072 136544 139264 150544 159953 194776 198656 211072 257024 262144 273088 278528 301088 319906 389552 397312 413899 422144 514048 524288 546176 557056 602176 639812 779104 794624 827798 844288 1028096 1092352 1114112 1204352 1279624 1558208 1589248 1655596 1688576 2056192 2184704 2228224 2361659 2408704 2559248 3116416 3178496 3311192 3377152 4112384 4369408 4456448 4723318 4817408 5118496 6232832 6356992 6622384 6754304 8224768 8738816 8912896 9446636 9634816 10236992 12465664 12713984 13244768 13508608 16449536 17477632 18893272 19269632 20473984 24931328 25427968 26489536 27017216 32899072 34955264 37786544 38539264 40148203 40947968 49862656 50855936 52979072 54034432 65798144 69910528 75573088 77078528 80296406 81895936 99725312 105958144 108068864 131596288 139821056 151146176 154157056 160592812 163791872 199450624 211916288 216137728 279642112 302292352 308314112 321185624 327583744 398901248 423832576 432275456 559284224 604584704 616628224 642371248 655167488 797802496 847665152 864550912 1118568448 1209169408 1233256448 1284742496 1310334976 1595604992 1695330304 2237136896 2418338816 2466512896 2569484992 2620669952 3191209984 3390660608 4836677632 4933025792 5138969984 5241339904 6382419968 6781321216 9673355264 10277939968 10482679808 12764839936 13562642432 19346710528 20555879936 20965359616 27125284864 38693421056 41111759872 41930719232 54250569728 77386842112 82223519744 83861438464 108501139456 154773684224 164447039488 217002278912 309547368448 328894078976 619094736896 657788157952 1238189473792 1315576315904 2631152631808 5262305263616 10524610527232 21049221054464
• Sum of all divisors σ(n): 45218488253400
• Sum of proper divisors (its aliquot sum) s(n): 24169267198936
• 21049221054464 is an abundant number, because the sum of its proper divisors (24169267198936) is greater than itself. Its abundance is 3120046144472

Bases of 21049221054464

• Binary: 100110010010011100111010110000000000000000000₂
• Hexadecimal: 0x1324E7580000
• Base-36: 7GLVMQOE8

Squares and roots of 21049221054464

• 21049221054464 squared (21049221054464²) is 443069706999690548054327296
• 21049221054464 cubed (21049221054464³) is 9326272205173081799637801269067297849344
• The square root of 21049221054464 is 4587943.0090688791
• The cube root of 21049221054464 is 27610.7800493015

Scales and comparisons

• 21,049,221,054,464 seconds is equal to 669,300 years, 6 weeks, 1 day, 16 hours, 27 minutes, 44 seconds.
• To count from 1 to 21,049,221,054,464 would take you about one million, six hundred seventy-three thousand, two hundred fifty 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 21049221054464 cubic inches would be around 2300.9 feet tall.

Recreational maths with 21049221054464

• 21049221054464 backwards is 46445012294012
• The number of decimal digits it has is: 14
• The sum of 21049221054464's digits is 44
• More coming soon!