3991946807212

Names of 3991946807212

• Cardinal: 3991946807212 can be written as Three trillion, nine hundred ninety-one billion, nine hundred forty-six million, eight hundred seven thousand, two hundred twelve.

Scientific notation

• Scientific notation: 3.991946807212 × 10¹²

Factors of 3991946807212

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 150

Divisors of 3991946807212

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 7 13 14 26 28 31 49 52 62 91 97 98 124 182 194 196 217 343 364 388 403 434 637 679 686 806 868 961 1261 1274 1358 1372 1519 1612 1922 2401 2522 2548 2716 2821 3007 3038 3844 4459 4753 4802 5044 5642 6014 6076 6727 8827 8918 9506 9604 10633 11284 12028 12493 13454 16807 17654 17836 19012 19747 21049 21266 24986 26908 31213 33271 33614 35308 39091 39494 42098 42532 47089 49972 61789 62426 66542 67228 74431 78182 78988 84196 87451 93217 94178 117649 123578 124852 133084 138229 147343 148862 156364 174902 186434 188356 218491 232897 235298 247156 273637 276458 294686 297724 329623 349804 372868 432523 436982 465794 470596 521017 547274 552916 589372 612157 652519 659246 823543 865046 873964 931588 967603 1031401 1042034 1094548 1211821 1224314 1305038 1318492 1529437 1630279 1647086 1730092 1915459 1935206 2062802 2084068 2307361 2423642 2448628 2610076 3027661 3058874 3260558 3294172 3647119 3830918 3870412 4125604 4285099 4567633 4614722 4847284 6055322 6117748 6521116 6773221 7219807 7294238 7661836 8482747 8570198 9135266 9229444 10706059 11411953 12110644 13408213 13546442 14439614 14588476 16151527 16965494 17140396 18270532 21193627 21412118 22823906 25529833 26816426 27092884 28879228 29995693 31973431 32303054 33930988 42387254 42824236 45647812 47412547 50538649 51059666 53632852 59379229 59991386 63946862 64606108 79883671 84774508 93857491 94825094 101077298 102119332 113060689 118758458 119982772 127893724 148355389 159767342 187714982 189650188 202154596 209969851 223814017 226121378 237516916 296710778 319534684 331887829 353770543 375429964 415654603 419939702 447628034 452242756 593421556 657002437 663775658 707541086 791424823 831309206 839879404 895256068 1038487723 1314004874 1327551316 1415082172 1469788957 1566698119 1582849646 1662618412 2076975446 2476393801 2628009748 2909582221 2939577914 3133396238 3165699292 4153950892 4599017059 4952787602 5819164442 5879155828 6266792476 9198034118 9905575204 10288522699 10966886833 11638328884 18396068236 20367075547 20577045398 21933773666 32193119413 40734151094 41154090796 43867547332 64386238826 76768207831 81468302188 128772477652 142569528829 153536415662 285139057658 307072831324 570278115316 997986701803 1995973403606 3991946807212
• Sum of all divisors σ(n): 9162930537600
• Sum of proper divisors (its aliquot sum) s(n): 5170983730388
• 3991946807212 is an abundant number, because the sum of its proper divisors (5170983730388) is greater than itself. Its abundance is 1179036923176

Bases of 3991946807212

• Binary: 111010000101110010100100100100011110101100₂
• Hexadecimal: 0x3A1729247AC
• Base-36: 1EXVI25RG

Squares and roots of 3991946807212

• 3991946807212 squared (3991946807212²) is 15935639311610080695212944
• 3991946807212 cubed (3991946807212³) is 63614224470863895194328989093254952128
• The square root of 3991946807212 is 1997985.6874392269
• The cube root of 3991946807212 is 15863.3503235073

Scales and comparisons

• 3,991,946,807,212 seconds is equal to 126,931 years, 29 weeks, 1 day, 1 hour, 6 minutes, 52 seconds.
• To count from 1 to 3,991,946,807,212 would take you about three hundred seventeen thousand, three hundred twenty-eight 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 3991946807212 cubic inches would be around 1321.9 feet tall.

Recreational maths with 3991946807212

• 3991946807212 backwards is 2127086491993
• The number of decimal digits it has is: 13
• The sum of 3991946807212's digits is 61
• More coming soon!