20697124680

Names of 20697124680

• Cardinal: 20697124680 can be written as Twenty billion, six hundred ninety-seven million, one hundred twenty-four thousand, six hundred eighty.

Scientific notation

• Scientific notation: 2.069712468 × 10¹⁰

Factors of 20697124680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 727836

Divisors of 20697124680

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 79 90 120 158 180 237 316 360 395 474 632 711 790 948 1185 1422 1580 1896 2370 2844 3160 3555 4740 5688 7110 9480 14220 28440 727747 1455494 2183241 2910988 3638735 4366482 5821976 6549723 7277470 8732964 10916205 13099446 14554940 17465928 21832410 26198892 29109880 32748615 43664820 52397784 57492013 65497230 87329640 114984026 130994460 172476039 229968052 261988920 287460065 344952078 459936104 517428117 574920130 689904156 862380195 1034856234 1149840260 1379808312 1724760390 2069712468 2299680520 2587140585 3449520780 4139424936 5174281170 6899041560 10348562340 20697124680
• Sum of all divisors σ(n): 68117212800
• Sum of proper divisors (its aliquot sum) s(n): 47420088120
• 20697124680 is an abundant number, because the sum of its proper divisors (47420088120) is greater than itself. Its abundance is 26722963440

Bases of 20697124680

• Binary: 10011010001101001010000111101001000₂
• Hexadecimal: 0x4D1A50F48
• Base-36: 9IAJ7M0

Squares and roots of 20697124680

• 20697124680 squared (20697124680²) is 428370970019465102400
• 20697124680 cubed (20697124680³) is 8866047375785411251281767232000
• The square root of 20697124680 is 143864.9529246095
• The cube root of 20697124680 is 2745.5962434185

Scales and comparisons

• 20,697,124,680 seconds is equal to 658 years, 5 weeks, 3 days, 1 hour, 18 minutes.
• To count from 1 to 20,697,124,680 would take you about one thousand, three hundred sixteen 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 20697124680 cubic inches would be around 228.8 feet tall.

Recreational maths with 20697124680

• 20697124680 backwards is 08642179602
• 20697124680 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20697124680's digits is 45
• More coming soon!