12447609390

Names of 12447609390

• Cardinal: 12447609390 can be written as Twelve billion, four hundred forty-seven million, six hundred nine thousand, three hundred ninety.

Scientific notation

• Scientific notation: 1.244760939 × 10¹⁰

Factors of 12447609390

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 743

Divisors of 12447609390

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 29 30 45 54 58 81 87 90 97 135 145 162 174 194 243 261 270 290 291 405 435 485 486 522 582 607 729 783 810 870 873 970 1214 1215 1305 1455 1458 1566 1746 1821 2349 2430 2610 2619 2813 2910 3035 3642 3645 3915 4365 4698 5238 5463 5626 6070 7047 7290 7830 7857 8439 8730 9105 10926 11745 13095 14065 14094 15714 16389 16878 17603 18210 21141 23490 23571 25317 26190 27315 28130 32778 35206 35235 39285 42195 42282 47142 49167 50634 52809 54630 58879 70470 70713 75951 78570 81945 84390 88015 98334 105618 105705 117758 117855 126585 141426 147501 151902 158427 163890 176030 176637 211410 227853 235710 245835 253170 264045 294395 295002 316854 353274 353565 379755 442503 455706 475281 491670 528090 529911 588790 683559 707130 737505 759510 792135 883185 885006 950562 1059822 1139265 1367118 1425843 1475010 1584270 1589733 1707491 1766370 2050677 2212515 2278530 2376405 2649555 2851686 3179466 3414982 3417795 4101354 4277529 4425030 4752810 4769199 5122473 5299110 6835590 7129215 7948665 8537455 8555058 9538398 10244946 10253385 12832587 14258430 14307597 15367419 15897330 17074910 20506770 21387645 23845995 25612365 25665174 28615194 30734838 42775290 42922791 46102257 47691990 51224730 64162935 71537985 76837095 85845582 92204514 128325870 138306771 143075970 153674190 214613955 230511285 276613542 414920313 429227910 461022570 691533855 829840626 1244760939 1383067710 2074601565 2489521878 4149203130 6223804695 12447609390
• Sum of all divisors σ(n): 35167668480
• Sum of proper divisors (its aliquot sum) s(n): 22720059090
• 12447609390 is an abundant number, because the sum of its proper divisors (22720059090) is greater than itself. Its abundance is 10272449700

Bases of 12447609390

• Binary: 1011100101111011110111001000101110₂
• Hexadecimal: 0x2E5EF722E
• Base-36: 5PUZGVI

Squares and roots of 12447609390

• 12447609390 squared (12447609390²) is 154942979526016172100
• 12447609390 cubed (12447609390³) is 1928669686862616653123816019000
• The square root of 12447609390 is 111568.8549282459
• The cube root of 12447609390 is 2317.5475341367

Scales and comparisons

• 12,447,609,390 seconds is equal to 395 years, 41 weeks, 2 days, 13 hours, 16 minutes, 30 seconds.
• To count from 1 to 12,447,609,390 would take you about seven hundred ninety-one 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 12447609390 cubic inches would be around 193.1 feet tall.

Recreational maths with 12447609390

• 12447609390 backwards is 09390674421
• 12447609390 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12447609390's digits is 45
• More coming soon!