20798706672

Names of 20798706672

• Cardinal: 20798706672 can be written as Twenty billion, seven hundred ninety-eight million, seven hundred six thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 2.0798706672 × 10¹⁰

Factors of 20798706672

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 23227

Divisors of 20798706672

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 36 48 72 79 144 158 237 316 474 632 711 948 1264 1422 1896 2844 3792 5688 6241 11376 12482 18723 23143 24964 37446 46286 49928 56169 69429 74892 92572 99856 112338 138858 149784 185144 208287 224676 277716 299568 370288 416574 449352 555432 833148 898704 1110864 1666296 1828297 3332592 3656594 5484891 7313188 10969782 14626376 16454673 21939564 29252752 32909346 43879128 65818692 87758256 131637384 144435463 263274768 288870926 433306389 577741852 866612778 1155483704 1299919167 1733225556 2310967408 2599838334 3466451112 5199676668 6932902224 10399353336 20798706672
• Sum of all divisors σ(n): 58956169272
• Sum of proper divisors (its aliquot sum) s(n): 38157462600
• 20798706672 is an abundant number, because the sum of its proper divisors (38157462600) is greater than itself. Its abundance is 17358755928

Bases of 20798706672

• Binary: 10011010111101100110001001111110000₂
• Hexadecimal: 0x4D7B313F0
• Base-36: 9JZ0GS0

Squares and roots of 20798706672

• 20798706672 squared (20798706672²) is 432586199227897315584
• 20798706672 cubed (20798706672³) is 8997233468096389146167830376448
• The square root of 20798706672 is 144217.5671407613
• The cube root of 20798706672 is 2750.0807324839

Scales and comparisons

• 20,798,706,672 seconds is equal to 661 years, 17 weeks, 2 days, 18 hours, 31 minutes, 12 seconds.
• To count from 1 to 20,798,706,672 would take you about one thousand, three hundred twenty-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 20798706672 cubic inches would be around 229.2 feet tall.

Recreational maths with 20798706672

• 20798706672 backwards is 27660789702
• The number of decimal digits it has is: 11
• The sum of 20798706672's digits is 54
• More coming soon!