20520860672

Names of 20520860672

• Cardinal: 20520860672 can be written as Twenty billion, five hundred twenty million, eight hundred sixty thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 2.0520860672 × 10¹⁰

Factors of 20520860672

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 796

Divisors of 20520860672

• Number of divisors d(n): 176
• Complete list of divisors:
  1 2 4 8 13 16 26 32 37 52 61 64 74 104 122 128 148 208 244 256 296 416 481 488 512 592 683 793 832 962 976 1024 1184 1366 1586 1664 1924 1952 2257 2368 2732 3172 3328 3848 3904 4514 4736 5464 6344 6656 7696 7808 8879 9028 9472 10928 12688 13312 15392 15616 17758 18056 18944 21856 25271 25376 29341 30784 31232 35516 36112 37888 41663 43712 50542 50752 58682 61568 62464 71032 72224 83326 87424 101084 101504 117364 123136 142064 144448 166652 174848 202168 203008 234728 246272 284128 288896 328523 333304 349696 404336 406016 469456 492544 541619 568256 577792 657046 666608 699392 808672 812032 938912 1083238 1136512 1155584 1314092 1333216 1541531 1617344 1877824 2166476 2273024 2311168 2628184 2666432 3083062 3234688 3755648 4332952 4546048 5256368 5332864 6166124 6469376 7511296 8665904 9092096 10512736 10665728 12332248 12938752 15022592 17331808 20039903 21025472 21331456 24664496 25877504 30045184 34663616 40079806 42050944 42662912 49328992 69327232 80159612 84101888 98657984 138654464 160319224 168203776 197315968 277308928 320638448 336407552 394631936 554617856 641276896 789263872 1282553792 1578527744 2565107584 5130215168 10260430336 20520860672
• Sum of all divisors σ(n): 46182481632
• Sum of proper divisors (its aliquot sum) s(n): 25661620960
• 20520860672 is an abundant number, because the sum of its proper divisors (25661620960) is greater than itself. Its abundance is 5140760288

Bases of 20520860672

• Binary: 10011000111001000110111110000000000₂
• Hexadecimal: 0x4C7237C00
• Base-36: 9FDL9FK

Squares and roots of 20520860672

• 20520860672 squared (20520860672²) is 421105722719636291584
• 20520860672 cubed (20520860672³) is 8641451864111521258110030184448
• The square root of 20520860672 is 143251.0407361845
• The cube root of 20520860672 is 2737.7798571351

Scales and comparisons

• 20,520,860,672 seconds is equal to 652 years, 25 weeks, 6 days, 23 hours, 4 minutes, 32 seconds.
• To count from 1 to 20,520,860,672 would take you about one thousand, three hundred four 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 20520860672 cubic inches would be around 228.1 feet tall.

Recreational maths with 20520860672

• 20520860672 backwards is 27606802502
• The number of decimal digits it has is: 11
• The sum of 20520860672's digits is 38
• More coming soon!