12384990730

Names of 12384990730

• Cardinal: 12384990730 can be written as Twelve billion, three hundred eighty-four million, nine hundred ninety thousand, seven hundred thirty.

Scientific notation

• Scientific notation: 1.238499073 × 10¹⁰

Factors of 12384990730

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 5015

Divisors of 12384990730

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 7 10 14 31 35 62 70 155 217 310 434 1085 1801 2170 3169 3602 6338 9005 12607 15845 18010 22183 25214 31690 44366 55831 63035 98239 110915 111662 126070 196478 221830 279155 390817 491195 558310 687673 781634 982390 1375346 1954085 3438365 3908170 5707369 6876730 11414738 28536845 39951583 57073690 79903166 176928439 199757915 353856878 399515830 884642195 1238499073 1769284390 2476998146 6192495365 12384990730
• Sum of all divisors σ(n): 26322462720
• Sum of proper divisors (its aliquot sum) s(n): 13937471990
• 12384990730 is an abundant number, because the sum of its proper divisors (13937471990) is greater than itself. Its abundance is 1552481260

Bases of 12384990730

• Binary: 1011100010001100111111011000001010₂
• Hexadecimal: 0x2E233F60A
• Base-36: 5OTPC0A

Squares and roots of 12384990730

• 12384990730 squared (12384990730²) is 153387995382185932900
• 12384990730 cubed (12384990730³) is 1899708900901655586102902017000
• The square root of 12384990730 is 111287.8732387317
• The cube root of 12384990730 is 2313.6547986565

Scales and comparisons

• 12,384,990,730 seconds is equal to 393 years, 41 weeks, 5 days, 19 hours, 12 minutes, 10 seconds.
• To count from 1 to 12,384,990,730 would take you about seven hundred eighty-seven 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 12384990730 cubic inches would be around 192.8 feet tall.

Recreational maths with 12384990730

• 12384990730 backwards is 03709948321
• The number of decimal digits it has is: 11
• The sum of 12384990730's digits is 46
• More coming soon!