18221148470

Names of 18221148470

• Cardinal: 18221148470 can be written as Eighteen billion, two hundred twenty-one million, one hundred forty-eight thousand, four hundred seventy.

Scientific notation

• Scientific notation: 1.822114847 × 10¹⁰

Factors of 18221148470

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 43797

Divisors of 18221148470

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 7 10 14 35 47 70 94 127 235 254 329 470 635 658 889 1270 1645 1778 3290 4445 5969 8890 11938 29845 41783 43609 59690 83566 87218 208915 218045 305263 417830 436090 610526 1526315 2049623 3052630 4099246 5538343 10248115 11076686 14347361 20496230 27691715 28694722 38768401 55383430 71736805 77536802 143473610 193842005 260302121 387684010 520604242 1301510605 1822114847 2603021210 3644229694 9110574235 18221148470
• Sum of all divisors σ(n): 38583336960
• Sum of proper divisors (its aliquot sum) s(n): 20362188490
• 18221148470 is an abundant number, because the sum of its proper divisors (20362188490) is greater than itself. Its abundance is 2141040020

Bases of 18221148470

• Binary: 10000111110000100001010100100110110₂
• Hexadecimal: 0x43E10A936
• Base-36: 8DCEG52

Squares and roots of 18221148470

• 18221148470 squared (18221148470²) is 332010251565783340900
• 18221148470 cubed (18221148470³) is 6049608087342188226391523423000
• The square root of 18221148470 is 134985.7343203347
• The cube root of 18221148470 is 2631.4305695691

Scales and comparisons

• 18,221,148,470 seconds is equal to 579 years, 19 weeks, 3 days, 22 hours, 7 minutes, 50 seconds.
• To count from 1 to 18,221,148,470 would take you about one thousand, one hundred fifty-eight 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 18221148470 cubic inches would be around 219.3 feet tall.

Recreational maths with 18221148470

• 18221148470 backwards is 07484112281
• The number of decimal digits it has is: 11
• The sum of 18221148470's digits is 38
• More coming soon!