12752739142

Names of 12752739142

• Cardinal: 12752739142 can be written as Twelve billion, seven hundred fifty-two million, seven hundred thirty-nine thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 1.2752739142 × 10¹⁰

Factors of 12752739142

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 686

Divisors of 12752739142

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 11 13 17 22 26 31 34 62 143 187 211 221 286 341 374 401 403 422 442 527 682 802 806 1054 2321 2431 2743 3587 4411 4433 4642 4862 5213 5486 5797 6541 6817 6851 7174 8822 8866 10426 11594 12431 13082 13634 13702 24862 30173 39457 46631 57343 60346 71951 74987 75361 78914 84611 85033 88621 93262 111197 114686 136741 143902 149974 150722 161603 169222 170066 177242 211327 222394 273482 323206 422654 512941 930721 935363 974831 1025882 1099943 1223167 1438387 1445561 1777633 1861442 1870726 1949662 2199886 2324597 2446334 2622941 2747251 2876774 2891122 3555266 4649194 5245882 5494502 12099373 15822257 15901171 18699031 24198746 28852351 30219761 31644514 31802342 34098233 37398062 44589997 57704702 60439522 68196466 89179994 205689341 375080563 411378682 490489967 579669961 750161126 980979934 1159339922 6376369571 12752739142
• Sum of all divisors σ(n): 24740868096
• Sum of proper divisors (its aliquot sum) s(n): 11988128954
• 12752739142 is a deficient number, because the sum of its proper divisors (11988128954) is less than itself. Its deficiency is 764610188

Bases of 12752739142

• Binary: 1011111000000111110101101101000110₂
• Hexadecimal: 0x2F81F5B46
• Base-36: 5UWNGHY

Squares and roots of 12752739142

• 12752739142 squared (12752739142²) is 162632355623898896164
• 12752739142 cubed (12752739142³) is 2074008007320559283761236451288
• The square root of 12752739142 is 112928.0263796371
• The cube root of 12752739142 is 2336.3316485629

Scales and comparisons

• 12,752,739,142 seconds is equal to 405 years, 25 weeks, 6 days, 3 hours, 32 minutes, 22 seconds.
• To count from 1 to 12,752,739,142 would take you about eight hundred ten 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 12752739142 cubic inches would be around 194.7 feet tall.

Recreational maths with 12752739142

• 12752739142 backwards is 24193725721
• The number of decimal digits it has is: 11
• The sum of 12752739142's digits is 43
• More coming soon!