16438132872

Names of 16438132872

• Cardinal: 16438132872 can be written as Sixteen billion, four hundred thirty-eight million, one hundred thirty-two thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.6438132872 × 10¹⁰

Factors of 16438132872

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 6637

Divisors of 16438132872

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 19 21 24 27 28 29 36 38 42 54 56 57 58 63 72 76 81 84 87 108 114 116 126 133 152 162 168 171 174 189 203 216 228 232 252 261 266 324 342 348 378 399 406 456 504 513 522 532 551 567 609 648 684 696 756 783 798 812 1026 1044 1064 1102 1134 1197 1218 1368 1512 1539 1566 1596 1624 1653 1827 2052 2088 2204 2268 2349 2394 2436 3078 3132 3192 3306 3591 3654 3857 4104 4408 4536 4698 4788 4872 4959 5481 6156 6264 6577 6612 7182 7308 7714 9396 9576 9918 10773 10962 11571 12312 13154 13224 14364 14616 14877 15428 16443 18792 19731 19836 21546 21924 23142 26308 28728 29754 30856 32886 34713 39462 39672 43092 43848 44631 46039 46284 52616 59193 59508 65772 69426 78924 86184 89262 92078 92568 104139 118386 119016 124963 131544 138117 138852 157848 177579 178524 184156 190733 208278 236772 249926 276234 277704 312417 355158 357048 368312 374889 381466 414351 416556 473544 499852 532737 552468 572199 624834 710316 749778 762932 828702 833112 874741 999704 1065474 1104936 1124667 1144398 1243053 1249668 1335131 1420632 1499556 1525864 1657404 1716597 1749482 2130948 2249334 2288796 2486106 2499336 2624223 2670262 2999112 3314808 3374001 3433194 3498964 3623927 3729159 4005393 4261896 4498668 4577592 4972212 5149791 5248446 5340524 6748002 6866388 6997928 7247854 7458318 7872669 8010786 8997336 9944424 10122003 10299582 10496892 10681048 10871781 12016179 13496004 13732776 14495708 14916636 15449373 15745338 16021572 20244006 20599164 20993784 21743562 23618007 24032358 25367489 26992008 28991416 29833272 30898746 31490676 32043144 32615343 36048537 40488012 41198328 43487124 47236014 48064716 50734978 61797492 62981352 65230686 70854021 72097074 76102467 80976024 86974248 94472028 96129432 97846029 101469956 108145611 123594984 130461372 141708042 144194148 152204934 188944056 195692058 202939912 216291222 228307401 260922744 283416084 288388296 293538087 304409868 391384116 432582444 456614802 566832168 587076174 608819736 684922203 782768232 865164888 913229604 1174152348 1369844406 1826459208 2054766609 2348304696 2739688812 4109533218 5479377624 8219066436 16438132872
• Sum of all divisors σ(n): 57307536000
• Sum of proper divisors (its aliquot sum) s(n): 40869403128
• 16438132872 is an abundant number, because the sum of its proper divisors (40869403128) is greater than itself. Its abundance is 24431270256

Bases of 16438132872

• Binary: 1111010011110010100000000010001000₂
• Hexadecimal: 0x3D3CA0088
• Base-36: 7JUU8I0

Squares and roots of 16438132872

• 16438132872 squared (16438132872²) is 270212212317526968384
• 16438132872 cubed (16438132872³) is 4441784249712583360739535118848
• The square root of 16438132872 is 128211.2821556667
• The cube root of 16438132872 is 2542.6358274475

Scales and comparisons

• 16,438,132,872 seconds is equal to 522 years, 35 weeks, 3 days, 4 hours, 1 minute, 12 seconds.
• To count from 1 to 16,438,132,872 would take you about one thousand and forty-five 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 16438132872 cubic inches would be around 211.9 feet tall.

Recreational maths with 16438132872

• 16438132872 backwards is 27823183461
• The number of decimal digits it has is: 11
• The sum of 16438132872's digits is 45
• More coming soon!