21480731271846

Names of 21480731271846

• Cardinal: 21480731271846 can be written as Twenty-one trillion, four hundred eighty billion, seven hundred thirty-one million, two hundred seventy-one thousand, eight hundred forty-six.

Scientific notation

• Scientific notation: 2.1480731271846 × 10¹³

Factors of 21480731271846

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 8214

Divisors of 21480731271846

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 6 7 9 11 14 18 21 22 27 33 42 49 54 63 66 77 98 99 121 126 147 154 189 198 231 242 294 297 363 378 441 462 539 594 693 726 847 882 1078 1089 1323 1386 1617 1694 2079 2178 2541 2646 3234 3267 4158 4851 5082 5929 6534 7623 8191 9702 11858 14553 15246 16382 17787 22869 24573 29106 35574 45738 49146 53361 57337 73719 90101 106722 114674 147438 160083 172011 180202 221157 270303 320166 344022 401359 442314 516033 540606 630707 802718 810909 991111 1032066 1204077 1261414 1548099 1621818 1892121 1982222 2408154 2432727 2973333 3096198 3612231 3784242 4414949 4865454 5676363 5946666 6937777 7224462 8829898 8919999 10836693 11352726 13244847 13875554 17029089 17839998 20813331 21673386 26489694 26759997 34058178 39734541 41626662 48564439 53519994 62439993 67092481 79469082 97128878 119203623 124879986 134184962 145693317 187319979 201277443 238407246 291386634 374639958 402554886 437079951 469647367 603832329 738017291 874159902 939294734 1207664658 1311239853 1408942101 1476034582 1811496987 2214051873 2622479706 2817884202 3287531569 3622993974 4226826303 4428103746 5166121037 6575063138 6642155619 8118190201 8453652606 9862594707 10332242074 12680478909 13284311238 15498363111 16236380402 19725189414 19926466857 24354570603 25360957818 29587784121 30996726222 36162847259 39852933714 46495089333 48709141206 56827331407 59175568242 72325694518 73063711809 88763352363 92990178666 108488541777 113654662814 139485267999 146127423618 170481994221 177526704726 216977083554 219191135427 278970535998 325465625331 340963988442 397791319849 438382270854 511445982663 650931250662 795582639698 976396875993 1022891965326 1193373959547 1534337947989 1952793751986 2386747919094 3068675895978 3580121878641 7160243757282 10740365635923 21480731271846
• Sum of all divisors σ(n): 61042824241560
• Sum of proper divisors (its aliquot sum) s(n): 39562092969714
• 21480731271846 is an abundant number, because the sum of its proper divisors (39562092969714) is greater than itself. Its abundance is 18081361697868

Bases of 21480731271846

• Binary: 100111000100101011111010110110110001010100110₂
• Hexadecimal: 0x13895F5B62A6
• Base-36: 7M440S71I

Squares and roots of 21480731271846

• 21480731271846 squared (21480731271846²) is 461421815973262672752247716
• 21480731271846 cubed (21480731271846³) is 9911678031888833650799627369767928603736
• The square root of 21480731271846 is 4634730.9816046497
• The cube root of 21480731271846 is 27798.1794400859

Scales and comparisons

• 21,480,731,271,846 seconds is equal to 683,020 years, 42 weeks, 21 hours, 44 minutes, 6 seconds.
• To count from 1 to 21,480,731,271,846 would take you about one million, seven hundred seven thousand, five 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 21480731271846 cubic inches would be around 2316.5 feet tall.

Recreational maths with 21480731271846

• 21480731271846 backwards is 64817213708412
• 21480731271846 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21480731271846's digits is 54
• More coming soon!