12429740730

Names of 12429740730

• Cardinal: 12429740730 can be written as Twelve billion, four hundred twenty-nine million, seven hundred forty thousand, seven hundred thirty.

Scientific notation

• Scientific notation: 1.242974073 × 10¹⁰

Factors of 12429740730

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 97

Divisors of 12429740730

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 10 11 15 22 23 30 33 46 53 55 66 69 106 110 115 121 138 159 165 230 242 253 265 318 330 345 363 506 530 583 605 690 726 759 795 1166 1210 1219 1265 1518 1590 1749 1815 2438 2530 2783 2809 2915 3498 3630 3657 3795 5566 5618 5830 6095 6413 7314 7590 8349 8427 8745 12190 12826 13409 13915 14045 16698 16854 17490 18285 19239 26818 27830 28090 30899 32065 36570 38478 40227 41745 42135 61798 64130 64607 67045 80454 83490 84270 92697 96195 129214 134090 147499 148877 154495 185394 192390 193821 201135 294998 297754 308990 323035 339889 387642 402270 442497 446631 463485 646070 679778 710677 737495 744385 884994 893262 926970 969105 1019667 1421354 1474990 1488770 1637647 1699445 1938210 2039334 2132031 2212485 2233155 3275294 3398890 3424171 3553385 4264062 4424970 4466310 4912941 5098335 6848342 7106770 7817447 8188235 9825882 10196670 10272513 10660155 15634894 16376470 17120855 18014117 20545026 21320310 23452341 24564705 34241710 36028234 37665881 39087235 46904682 49129410 51362565 54042351 75331762 78174470 90070585 102725130 108084702 112997643 117261705 180141170 188329405 225995286 234523410 270211755 376658810 414324691 540423510 564988215 828649382 1129976430 1242974073 2071623455 2485948146 4143246910 6214870365 12429740730
• Sum of all divisors σ(n): 34873493760
• Sum of proper divisors (its aliquot sum) s(n): 22443753030
• 12429740730 is an abundant number, because the sum of its proper divisors (22443753030) is greater than itself. Its abundance is 10014012300

Bases of 12429740730

• Binary: 1011100100110111101100101010111010₂
• Hexadecimal: 0x2E4DECABA
• Base-36: 5PKCHBU

Squares and roots of 12429740730

• 12429740730 squared (12429740730²) is 154498454615020932900
• 12429740730 cubed (12429740730³) is 1920375734050382159469727017000
• The square root of 12429740730 is 111488.7471003239
• The cube root of 12429740730 is 2316.4380493363

Scales and comparisons

• 12,429,740,730 seconds is equal to 395 years, 11 weeks, 5 days, 17 hours, 45 minutes, 30 seconds.
• To count from 1 to 12,429,740,730 would take you about seven hundred ninety 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 12429740730 cubic inches would be around 193 feet tall.

Recreational maths with 12429740730

• 12429740730 backwards is 03704792421
• The number of decimal digits it has is: 11
• The sum of 12429740730's digits is 39
• More coming soon!