5156721137728

Names of 5156721137728

• Cardinal: 5156721137728 can be written as Five trillion, one hundred fifty-six billion, seven hundred twenty-one million, one hundred thirty-seven thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 5.156721137728 × 10¹²

Factors of 5156721137728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3178681

Divisors of 5156721137728

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 8 16 32 64 101 202 251 404 502 808 1004 1616 2008 3232 4016 6464 8032 16064 25351 50702 101404 202808 405616 811232 1622464 3178327 6356654 12713308 25426616 50853232 101706464 203412928 321011027 642022054 797760077 1284044108 1595520154 2568088216 3191040308 5136176432 6382080616 10272352864 12764161232 20544705728 25528322464 51056644928 80573767777 161147535554 322295071108 644590142216 1289180284432 2578360568864 5156721137728
• Sum of all divisors σ(n): 10375359349824
• Sum of proper divisors (its aliquot sum) s(n): 5218638212096
• 5156721137728 is an abundant number, because the sum of its proper divisors (5218638212096) is greater than itself. Its abundance is 61917074368

Bases of 5156721137728

• Binary: 1001011000010100100100010000001100001000000₂
• Hexadecimal: 0x4B0A4881840
• Base-36: 1TSYQMF5S

Squares and roots of 5156721137728

• 5156721137728 squared (5156721137728²) is 26591772892290758745001984
• 5156721137728 cubed (5156721137728³) is 137126357363338190635706996366097252352
• The square root of 5156721137728 is 2270841.5043168469
• The cube root of 5156721137728 is 17276.5842426147

Scales and comparisons

• 5,156,721,137,728 seconds is equal to 163,967 years, 40 weeks, 4 days, 10 hours, 15 minutes, 28 seconds.
• To count from 1 to 5,156,721,137,728 would take you about four hundred nine thousand, nine hundred nineteen 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 5156721137728 cubic inches would be around 1439.7 feet tall.

Recreational maths with 5156721137728

• 5156721137728 backwards is 8277311276515
• The number of decimal digits it has is: 13
• The sum of 5156721137728's digits is 55
• More coming soon!