13991208672

Names of 13991208672

• Cardinal: 13991208672 can be written as Thirteen billion, nine hundred ninety-one million, two hundred eight thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.3991208672 × 10¹⁰

Factors of 13991208672

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 16465

Divisors of 13991208672

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 31 32 41 42 48 56 62 82 84 93 96 112 123 124 164 168 186 217 224 246 248 287 328 336 372 434 492 496 574 651 656 672 744 861 868 984 992 1148 1271 1302 1312 1488 1722 1736 1968 2296 2542 2604 2976 3444 3472 3813 3936 4592 5084 5208 6888 6944 7626 8897 9184 10168 10416 13776 15252 16381 17794 20336 20832 26691 27552 30504 32762 35588 40672 49143 53382 61008 65524 71176 98286 106764 114667 122016 131048 142352 196572 213528 229334 262096 284704 344001 393144 427056 458668 507811 524192 671621 688002 786288 854112 917336 1015622 1343242 1376004 1523433 1572576 1834672 2014863 2031244 2686484 2752008 3046866 3554677 3669344 4029726 4062488 4701347 5372968 5504016 6093732 7109354 8059452 8124976 9402694 10664031 10745936 11008032 12187464 14104041 14218708 16118904 16249952 18805388 20820251 21328062 21491872 24374928 28208082 28437416 32237808 37610776 41640502 42656124 48749856 56416164 56874832 62460753 64475616 75221552 83281004 85312248 112832328 113749664 124921506 145741757 150443104 166562008 170624496 225664656 249843012 291483514 333124016 341248992 437225271 451329312 499686024 582967028 666248032 874450542 999372048 1165934056 1748901084 1998744096 2331868112 3497802168 4663736224 6995604336 13991208672
• Sum of all divisors σ(n): 44387094528
• Sum of proper divisors (its aliquot sum) s(n): 30395885856
• 13991208672 is an abundant number, because the sum of its proper divisors (30395885856) is greater than itself. Its abundance is 16404677184

Bases of 13991208672

• Binary: 1101000001111100001110011011100000₂
• Hexadecimal: 0x341F0E6E0
• Base-36: 6FE05PC

Squares and roots of 13991208672

• 13991208672 squared (13991208672²) is 195753920103448003584
• 13991208672 cubed (13991208672³) is 2738833944529356844845547880448
• The square root of 13991208672 is 118284.4396867145
• The cube root of 13991208672 is 2409.6376739893

Scales and comparisons

• 13,991,208,672 seconds is equal to 444 years, 45 weeks, 4 days, 6 hours, 51 minutes, 12 seconds.
• To count from 1 to 13,991,208,672 would take you about eight hundred eighty-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 13991208672 cubic inches would be around 200.8 feet tall.

Recreational maths with 13991208672

• 13991208672 backwards is 27680219931
• 13991208672 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13991208672's digits is 48
• More coming soon!