20438115488

Names of 20438115488

• Cardinal: 20438115488 can be written as Twenty billion, four hundred thirty-eight million, one hundred fifteen thousand, four hundred eighty-eight.

Scientific notation

• Scientific notation: 2.0438115488 × 10¹⁰

Factors of 20438115488

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 5718

Divisors of 20438115488

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 8 14 16 28 31 32 56 62 112 124 217 224 248 434 496 577 868 992 1154 1736 2308 3472 4039 4616 5101 6944 8078 9232 10202 16156 17887 18464 20404 32312 35707 35774 40808 64624 71414 71548 81616 125209 129248 142828 143096 158131 163232 250418 285656 286192 316262 500836 571312 572384 632524 1001672 1106917 1142624 1265048 2003344 2213834 2530096 2943277 4006688 4427668 5060192 5886554 8855336 11773108 17710672 20602939 23546216 35421344 41205878 47092432 82411756 91241587 94184864 164823512 182483174 329647024 364966348 638691109 659294048 729932696 1277382218 1459865392 2554764436 2919730784 5109528872 10219057744 20438115488
• Sum of all divisors σ(n): 47560762368
• Sum of proper divisors (its aliquot sum) s(n): 27122646880
• 20438115488 is an abundant number, because the sum of its proper divisors (27122646880) is greater than itself. Its abundance is 6684531392

Bases of 20438115488

• Binary: 10011000010001101001110010010100000₂
• Hexadecimal: 0x4C234E4A0
• Base-36: 9E0BQU8

Squares and roots of 20438115488

• 20438115488 squared (20438115488²) is 417716564700825478144
• 20438115488 cubed (20438115488³) is 8537339390606095291239891894272
• The square root of 20438115488 is 142961.9372000813
• The cube root of 20438115488 is 2734.0950983025

Scales and comparisons

• 20,438,115,488 seconds is equal to 649 years, 45 weeks, 1 day, 6 hours, 18 minutes, 8 seconds.
• To count from 1 to 20,438,115,488 would take you about one thousand, two hundred ninety-nine 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 20438115488 cubic inches would be around 227.8 feet tall.

Recreational maths with 20438115488

• 20438115488 backwards is 88451183402
• The number of decimal digits it has is: 11
• The sum of 20438115488's digits is 44
• More coming soon!