21048165715311948

Names of 21048165715311948

• Cardinal: 21048165715311948 can be written as Twenty-one quadrillion, forty-eight trillion, one hundred sixty-five billion, seven hundred fifteen million, three hundred eleven thousand, nine hundred forty-eight.

Scientific notation

• Scientific notation: 2.1048165715311948 × 10¹⁶

Factors of 21048165715311948

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 35718545

Divisors of 21048165715311948

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 12 31 62 79 93 124 158 186 237 316 372 474 948 2449 4898 7347 9796 14694 20063 29388 40126 60189 80252 120378 240756 621953 1243906 1584977 1865859 2487812 3169954 3731718 4754931 6339908 7463436 9509862 19019724 35698367 49134287 71396734 98268574 107095101 142793468 147402861 196537148 214190202 294805722 428380404 589611444 1106649377 2213298754 2820170993 3319948131 4426597508 5640341986 6639896262 8460512979 11280683972 13279792524 16921025958 33842051916 87425300783 174850601566 262275902349 349701203132 524551804698 716216337121 1049103609396 1432432674242 2148649011363 2864865348484 4297298022726 8594596045452 22202706450751 44405412901502 56581090632559 66608119352253 88810825803004 113162181265118 133216238704506 169743271897677 226324362530236 266432477409012 339486543795354 678973087590708 1754013809609329 3508027619218658 5262041428827987 7016055238437316 10524082857655974 21048165715311948
• Sum of all divisors σ(n): 51340947341967360
• Sum of proper divisors (its aliquot sum) s(n): 30292781626655412
• 21048165715311948 is an abundant number, because the sum of its proper divisors (30292781626655412) is greater than itself. Its abundance is 9244615911343464

Bases of 21048165715311948

• Binary: 1001010110001110011000111111000101000100111110101001100₂
• Hexadecimal: 0x4AC731F8A27D4C
• Base-36: 5R8Y9UBD1SC

Squares and roots of 21048165715311948

• 21048165715311948 squared (21048165715311948²) is 443025279979233327622022951554704
• 21048165715311948 cubed (21048165715311948³) is 9324869509075375688478187845941861495464946803392
• The square root of 21048165715311948 is 145079859.7852642949
• The cube root of 21048165715311948 is 276103.1860349761

Scales and comparisons

• 21,048,165,715,311,948 seconds is equal to 669,266,563 years, 25 weeks, 5 days, 9 hours, 45 minutes, 48 seconds.
• To count from 1 to 21,048,165,715,311,948 would take you about two billion, seven million, seven hundred ninety-nine thousand, six hundred ninety 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 21048165715311948 cubic inches would be around 23008.6 feet tall.

Recreational maths with 21048165715311948

• 21048165715311948 backwards is 84911351756184012
• The number of decimal digits it has is: 17
• The sum of 21048165715311948's digits is 66
• More coming soon!