13668240672

Names of 13668240672

• Cardinal: 13668240672 can be written as Thirteen billion, six hundred sixty-eight million, two hundred forty thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.3668240672 × 10¹⁰

Factors of 13668240672

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1398

Divisors of 13668240672

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 27 32 36 38 48 54 57 71 72 76 81 96 108 114 142 144 152 162 171 213 216 228 243 284 288 304 324 342 426 432 456 486 513 568 608 639 648 684 852 864 912 972 1026 1136 1278 1296 1303 1349 1368 1539 1704 1824 1917 1944 2052 2272 2556 2592 2606 2698 2736 3078 3408 3834 3888 3909 4047 4104 4617 5112 5212 5396 5472 5751 6156 6816 7668 7776 7818 8094 8208 9234 10224 10424 10792 11502 11727 12141 12312 15336 15636 16188 16416 17253 18468 20448 20848 21584 23004 23454 24282 24624 24757 30672 31272 32376 34506 35181 36423 36936 41696 43168 46008 46908 48564 49248 49514 61344 62544 64752 69012 70362 72846 73872 74271 92016 92513 93816 97128 99028 105543 109269 125088 129504 138024 140724 145692 147744 148542 184032 185026 187632 194256 198056 211086 218538 222813 276048 277539 281448 291384 297084 316629 327807 370052 375264 388512 396112 422172 437076 445626 552096 555078 562896 582768 594168 633258 655614 668439 740104 792224 832617 844344 874152 891252 1110156 1125792 1165536 1188336 1266516 1311228 1336878 1480208 1665234 1688688 1748304 1757747 1782504 2005317 2220312 2376672 2497851 2533032 2622456 2673756 2960416 3330468 3377376 3496608 3515494 3565008 4010634 4440624 4995702 5066064 5244912 5273241 5347512 6015951 6660936 7030988 7130016 7493553 8021268 8881248 9991404 10132128 10489824 10546482 10695024 12031902 13321872 14061976 14987106 15819723 16042536 19982808 21092964 21390048 22480659 24063804 26643744 28123952 29974212 31639446 32085072 39965616 42185928 44961318 47459169 48127608 56247904 59948424 63278892 64170144 79931232 84371856 89922636 94918338 96255216 119896848 126557784 142377507 168743712 179845272 189836676 192510432 239793696 253115568 284755014 359690544 379673352 427132521 506231136 569510028 719381088 759346704 854265042 1139020056 1518693408 1708530084 2278040112 3417060168 4556080224 6834120336 13668240672
• Sum of all divisors σ(n): 43060792320
• Sum of proper divisors (its aliquot sum) s(n): 29392551648
• 13668240672 is an abundant number, because the sum of its proper divisors (29392551648) is greater than itself. Its abundance is 15724310976

Bases of 13668240672

• Binary: 1100101110101100001100110100100000₂
• Hexadecimal: 0x32EB0CD20
• Base-36: 6A1PU00

Squares and roots of 13668240672

• 13668240672 squared (13668240672²) is 186820803067715011584
• 13668240672 cubed (13668240672³) is 2553511698865844691437379944448
• The square root of 13668240672 is 116911.2512635119
• The cube root of 13668240672 is 2390.9520825271

Scales and comparisons

• 13,668,240,672 seconds is equal to 434 years, 31 weeks, 4 days, 5 hours, 31 minutes, 12 seconds.
• To count from 1 to 13,668,240,672 would take you about eight hundred sixty-nine 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 13668240672 cubic inches would be around 199.2 feet tall.

Recreational maths with 13668240672

• 13668240672 backwards is 27604286631
• The number of decimal digits it has is: 11
• The sum of 13668240672's digits is 45
• More coming soon!