13491464672

Names of 13491464672

• Cardinal: 13491464672 can be written as Thirteen billion, four hundred ninety-one million, four hundred sixty-four thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.3491464672 × 10¹⁰

Factors of 13491464672

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 577

Divisors of 13491464672

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 7 8 14 16 19 28 32 38 56 61 76 112 122 133 152 157 224 244 266 304 314 331 427 488 532 608 628 662 854 976 1064 1099 1159 1256 1324 1708 1952 2128 2198 2317 2318 2512 2648 2983 3416 4256 4396 4634 4636 5024 5296 5966 6289 6832 8113 8792 9268 9272 9577 10592 11932 12578 13664 16226 17584 18536 18544 19154 20191 20881 23864 25156 32452 35168 37072 37088 38308 40382 41762 44023 47728 50312 51967 64904 67039 74144 76616 80764 83524 88046 95456 100624 103934 129808 134078 141337 153232 161528 167048 176092 181963 201248 207868 259616 268156 282674 306464 323056 334096 352184 363769 363926 383629 415736 536312 565348 646112 668192 704368 727538 727852 767258 831472 987373 1072624 1130696 1273741 1408736 1455076 1455704 1534516 1662944 1974746 2145248 2261392 2547482 2685403 2910152 2911408 3069032 3169987 3949492 4522784 5094964 5370806 5820304 5822816 6138064 6339974 6911611 7898984 10189928 10741612 11640608 12276128 12679948 13823222 15797968 20379856 21483224 22189909 25359896 27646444 31595936 40759712 42966448 44379818 50719792 55292888 60229753 85932896 88759636 101439584 110585776 120459506 177519272 221171552 240919012 355038544 421608271 481838024 710077088 843216542 963676048 1686433084 1927352096 3372866168 6745732336 13491464672
• Sum of all divisors σ(n): 32782901760
• Sum of proper divisors (its aliquot sum) s(n): 19291437088
• 13491464672 is an abundant number, because the sum of its proper divisors (19291437088) is greater than itself. Its abundance is 5799972416

Bases of 13491464672

• Binary: 1100100100001001110110100111100000₂
• Hexadecimal: 0x3242769E0
• Base-36: 674GWRK

Squares and roots of 13491464672

• 13491464672 squared (13491464672²) is 182019618995824067584
• 13491464672 cubed (13491464672³) is 2455711259293060523336876392448
• The square root of 13491464672 is 116152.7643751967
• The cube root of 13491464672 is 2380.5996577641

Scales and comparisons

• 13,491,464,672 seconds is equal to 428 years, 51 weeks, 2 days, 5 hours, 4 minutes, 32 seconds.
• To count from 1 to 13,491,464,672 would take you about eight hundred fifty-seven 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 13491464672 cubic inches would be around 198.4 feet tall.

Recreational maths with 13491464672

• 13491464672 backwards is 27646419431
• The number of decimal digits it has is: 11
• The sum of 13491464672's digits is 47
• More coming soon!