20180699672

Names of 20180699672

• Cardinal: 20180699672 can be written as Twenty billion, one hundred eighty million, six hundred ninety-nine thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 2.0180699672 × 10¹⁰

Factors of 20180699672

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 611892

Divisors of 20180699672

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 7 8 14 19 28 31 38 56 62 76 124 133 152 217 248 266 434 532 589 868 1064 1178 1736 2356 4123 4712 8246 16492 32984 611833 1223666 2447332 4282831 4894664 8565662 11624827 17131324 18966823 23249654 34262648 37933646 46499308 75867292 81373789 92998616 132767761 151734584 162747578 265535522 325495156 360369637 531071044 650990312 720739274 1062142088 1441478548 2522587459 2882957096 5045174918 10090349836 20180699672
• Sum of all divisors σ(n): 46988851200
• Sum of proper divisors (its aliquot sum) s(n): 26808151528
• 20180699672 is an abundant number, because the sum of its proper divisors (26808151528) is greater than itself. Its abundance is 6627451856

Bases of 20180699672

• Binary: 10010110010110111010000101000011000₂
• Hexadecimal: 0x4B2DD0A18
• Base-36: 99R2FIW

Squares and roots of 20180699672

• 20180699672 squared (20180699672²) is 407260639251460907584
• 20180699672 cubed (20180699672³) is 8218804648960467463201251112448
• The square root of 20180699672 is 142058.7894922381
• The cube root of 20180699672 is 2722.5680256029

Scales and comparisons

• 20,180,699,672 seconds is equal to 641 years, 35 weeks, 3 days, 21 hours, 54 minutes, 32 seconds.
• To count from 1 to 20,180,699,672 would take you about one thousand, two hundred eighty-three 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 20180699672 cubic inches would be around 226.9 feet tall.

Recreational maths with 20180699672

• 20180699672 backwards is 27699608102
• The number of decimal digits it has is: 11
• The sum of 20180699672's digits is 50
• More coming soon!