21245427270672

Names of 21245427270672

• Cardinal: 21245427270672 can be written as Twenty-one trillion, two hundred forty-five billion, four hundred twenty-seven million, two hundred seventy thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 2.1245427270672 × 10¹³

Factors of 21245427270672

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 6962

Divisors of 21245427270672

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 29 33 44 48 58 66 87 88 116 132 174 176 232 264 319 348 464 528 638 696 841 957 1276 1392 1682 1914 2523 2552 3364 3828 5046 5104 6728 6917 7656 9251 10092 13456 13834 15312 18502 20184 20751 27668 27753 37004 40368 41502 55336 55506 74008 76087 83004 110672 111012 148016 152174 166008 200593 222024 228261 304348 332016 401186 444048 456522 601779 608696 802372 913044 1203558 1217392 1604744 1826088 2206523 2407116 3209488 3652176 4413046 4814232 5817197 6619569 8826092 9628464 11634394 13239138 17451591 17652184 23268788 26478276 34903182 35304368 46537576 47844889 52956552 63989167 69806364 93075152 95689778 105913104 127978334 139612728 143534667 191379556 191967501 255956668 279225456 287069334 382759112 383935002 511913336 526293779 574138668 765518224 767870004 1023826672 1052587558 1148277336 1387501781 1535740008 1578881337 2105175116 2296554672 2775003562 3071480016 3157762674 4162505343 4210350232 5550007124 6315525348 8325010686 8420700464 11100014248 12631050696 15262519591 16650021372 22200028496 25262101392 30525039182 33300042744 40237551649 45787558773 61050078364 66600085488 80475103298 91575117546 120712654947 122100156728 160950206596 183150235092 241425309894 244200313456 321900413192 366300470184 442613068139 482850619788 643800826384 732600940368 885226136278 965701239576 1327839204417 1770452272556 1931402479152 2655678408834 3540904545112 5311356817668 7081809090224 10622713635336 21245427270672
• Sum of all divisors σ(n): 62018238758736
• Sum of proper divisors (its aliquot sum) s(n): 40772811488064
• 21245427270672 is an abundant number, because the sum of its proper divisors (40772811488064) is greater than itself. Its abundance is 19527384217392

Bases of 21245427270672

• Binary: 100110101001010010110001001010100010000010000₂
• Hexadecimal: 0x135296254410
• Base-36: 7J40IUTQO

Squares and roots of 21245427270672

• 21245427270672 squared (21245427270672²) is 451368179913413507151331584
• 21245427270672 cubed (21245427270672³) is 9589509838646020980521053928331590504448
• The square root of 21245427270672 is 4609276.2198280111
• The cube root of 21245427270672 is 27696.3043680869

Scales and comparisons

• 21,245,427,270,672 seconds is equal to 675,538 years, 45 weeks, 1 day, 23 hours, 11 minutes, 12 seconds.
• To count from 1 to 21,245,427,270,672 would take you about one million, six hundred eighty-eight thousand, eight hundred forty-seven 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 21245427270672 cubic inches would be around 2308 feet tall.

Recreational maths with 21245427270672

• 21245427270672 backwards is 27607272454212
• The number of decimal digits it has is: 14
• The sum of 21245427270672's digits is 51
• More coming soon!