21629168402432

Names of 21629168402432

• Cardinal: 21629168402432 can be written as Twenty-one trillion, six hundred twenty-nine billion, one hundred sixty-eight million, four hundred two thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 2.1629168402432 × 10¹³

Factors of 21629168402432

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 1099

Divisors of 21629168402432

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 8 16 32 64 128 256 512 1024 1097 2048 2194 4096 4388 8192 8776 16384 17552 35104 70208 140416 280832 561664 1123328 1203409 2246656 2406818 4493312 4813636 8986624 9627272 17973248 19254544 38509088 77018176 154036352 308072704 616145408 1232290816 1320139673 2464581632 2640279346 4929163264 5280558692 9858326528 10561117384 19716653056 21122234768 42244469536 84488939072 168977878144 337955756288 675911512576 1351823025152 2703646050304 5407292100608 10814584201216 21629168402432
• Sum of all divisors σ(n): 43296484746060
• Sum of proper divisors (its aliquot sum) s(n): 21667316343628
• 21629168402432 is an abundant number, because the sum of its proper divisors (21667316343628) is greater than itself. Its abundance is 38147941196

Bases of 21629168402432

• Binary: 100111010101111101110111001100100000000000000₂
• Hexadecimal: 0x13ABEEE64000
• Base-36: 7O0AWF20W

Squares and roots of 21629168402432

• 21629168402432 squared (21629168402432²) is 467820925780762835103514624
• 21629168402432 cubed (21629168402432³) is 10118577585893761332414164449330429165568
• The square root of 21629168402432 is 4650716.9772446915
• The cube root of 21629168402432 is 27862.0632641459

Scales and comparisons

• 21,629,168,402,432 seconds is equal to 687,740 years, 33 weeks, 6 days, 6 hours, 32 seconds.
• To count from 1 to 21,629,168,402,432 would take you about one million, seven hundred nineteen thousand, three hundred fifty-one 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 21629168402432 cubic inches would be around 2321.8 feet tall.

Recreational maths with 21629168402432

• 21629168402432 backwards is 23420486192612
• The number of decimal digits it has is: 14
• The sum of 21629168402432's digits is 50
• More coming soon!