12438283770

Names of 12438283770

• Cardinal: 12438283770 can be written as Twelve billion, four hundred thirty-eight million, two hundred eighty-three thousand, seven hundred seventy.

Scientific notation

• Scientific notation: 1.243828377 × 10¹⁰

Factors of 12438283770

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 902

Divisors of 12438283770

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 9 10 11 15 18 22 30 33 45 55 66 79 90 99 110 158 165 198 237 330 359 395 443 474 495 711 718 790 869 886 990 1077 1185 1329 1422 1738 1795 2154 2215 2370 2607 2658 3231 3555 3590 3949 3987 4345 4430 4873 5214 5385 6462 6645 7110 7821 7898 7974 8690 9746 10770 11847 13035 13290 14619 15642 16155 19745 19935 23694 24365 26070 28361 29238 32310 34997 35541 39105 39490 39870 43857 48730 56722 59235 69994 71082 73095 78210 85083 87714 104991 118470 141805 146190 159037 170166 174985 177705 209982 219285 255249 283610 311971 314973 318074 349970 355410 384967 425415 438570 477111 510498 524955 623942 629946 769934 795185 850830 935913 954222 1049910 1154901 1276245 1431333 1559855 1574865 1590370 1749407 1871826 1924835 2309802 2385555 2552490 2807739 2862666 3119710 3149730 3464703 3498814 3849670 4679565 4771110 5248221 5615478 5774505 6929406 7156665 8747035 9359130 10496442 11549010 12563923 14038695 14313330 15744663 17323515 17494070 25127846 26241105 28077390 31489326 34647030 37691769 52482210 62819615 75383538 78723315 113075307 125639230 138203153 157446630 188458845 226150614 276406306 376917690 414609459 565376535 691015765 829218918 1130753070 1243828377 1382031530 2073047295 2487656754 4146094590 6219141885 12438283770
• Sum of all divisors σ(n): 35906457600
• Sum of proper divisors (its aliquot sum) s(n): 23468173830
• 12438283770 is an abundant number, because the sum of its proper divisors (23468173830) is greater than itself. Its abundance is 11029890060

Bases of 12438283770

• Binary: 1011100101011000010010010111111010₂
• Hexadecimal: 0x2E56125FA
• Base-36: 5PPFL6I

Squares and roots of 12438283770

• 12438283770 squared (12438283770²) is 154710903143045412900
• 12438283770 cubed (12438283770³) is 1924338115606183747647018633000
• The square root of 12438283770 is 111527.0539824307
• The cube root of 12438283770 is 2316.9686286747

Scales and comparisons

• 12,438,283,770 seconds is equal to 395 years, 25 weeks, 6 days, 14 hours, 49 minutes, 30 seconds.
• To count from 1 to 12,438,283,770 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 12438283770 cubic inches would be around 193.1 feet tall.

Recreational maths with 12438283770

• 12438283770 backwards is 07738283421
• 12438283770 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12438283770's digits is 45
• More coming soon!