20672675840

Names of 20672675840

• Cardinal: 20672675840 can be written as Twenty billion, six hundred seventy-two million, six hundred seventy-five thousand, eight hundred forty.

Scientific notation

• Scientific notation: 2.067267584 × 10¹⁰

Factors of 20672675840

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 22
• Sum of prime factors: 3950

Divisors of 20672675840

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 512 640 1024 1280 2048 2560 3943 4096 5120 7886 8192 10240 15772 16384 19715 20480 31544 32768 39430 40960 63088 65536 78860 81920 126176 131072 157720 163840 252352 262144 315440 327680 504704 524288 630880 655360 1009408 1048576 1261760 1310720 2018816 2523520 2621440 4037632 5047040 5242880 8075264 10094080 16150528 20188160 32301056 40376320 64602112 80752640 129204224 161505280 258408448 323010560 516816896 646021120 1033633792 1292042240 2067267584 2584084480 4134535168 5168168960 10336337920 20672675840
• Sum of all divisors σ(n): 49626981264
• Sum of proper divisors (its aliquot sum) s(n): 28954305424
• 20672675840 is an abundant number, because the sum of its proper divisors (28954305424) is greater than itself. Its abundance is 8281629584

Bases of 20672675840

• Binary: 10011010000001100000000000000000000₂
• Hexadecimal: 0x4D0300000
• Base-36: 9HVZ6RK

Squares and roots of 20672675840

• 20672675840 squared (20672675840²) is 427359526385719705600
• 20672675840 cubed (20672675840³) is 8834664956107910278969032704000
• The square root of 20672675840 is 143779.9563221521
• The cube root of 20672675840 is 2744.5147229469

Scales and comparisons

• 20,672,675,840 seconds is equal to 657 years, 17 weeks, 1 hour, 57 minutes, 20 seconds.
• To count from 1 to 20,672,675,840 would take you about one thousand, three hundred fourteen 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 20672675840 cubic inches would be around 228.7 feet tall.

Recreational maths with 20672675840

• 20672675840 backwards is 04857627602
• The number of decimal digits it has is: 11
• The sum of 20672675840's digits is 47
• More coming soon!