13485308672

Names of 13485308672

• Cardinal: 13485308672 can be written as Thirteen billion, four hundred eighty-five million, three hundred eight thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.3485308672 × 10¹⁰

Factors of 13485308672

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 2115

Divisors of 13485308672

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 8 11 16 19 22 32 38 44 64 76 88 121 128 152 176 209 242 256 304 352 418 484 608 704 836 968 1216 1331 1408 1672 1936 2083 2299 2432 2662 2816 3344 3872 4166 4598 4864 5324 6688 7744 8332 9196 10648 13376 15488 16664 18392 21296 22913 25289 26752 30976 33328 36784 39577 42592 45826 50578 53504 66656 73568 79154 85184 91652 101156 133312 147136 158308 170368 183304 202312 252043 266624 294272 316616 340736 366608 404624 435347 504086 533248 588544 633232 733216 809248 870694 1008172 1266464 1466432 1618496 1741388 2016344 2532928 2772473 2932864 3236992 3482776 4032688 4788817 5065856 5544946 5865728 6473984 6965552 8065376 9577634 10131712 11089892 13931104 16130752 19155268 22179784 27862208 32261504 38310536 44359568 52676987 55724416 64523008 76621072 88719136 105353974 111448832 153242144 177438272 210707948 306484288 354876544 421415896 612968576 709753088 842831792 1225937152 1685663584 3371327168 6742654336 13485308672
• Sum of all divisors σ(n): 31180974720
• Sum of proper divisors (its aliquot sum) s(n): 17695666048
• 13485308672 is an abundant number, because the sum of its proper divisors (17695666048) is greater than itself. Its abundance is 4210357376

Bases of 13485308672

• Binary: 1100100011110010010111101100000000₂
• Hexadecimal: 0x323C97B00
• Base-36: 670SYRK

Squares and roots of 13485308672

• 13485308672 squared (13485308672²) is 181853549979118403584
• 13485308672 cubed (13485308672³) is 2452351254567390826766111080448
• The square root of 13485308672 is 116126.2617670955
• The cube root of 13485308672 is 2380.2375226073

Scales and comparisons

• 13,485,308,672 seconds is equal to 428 years, 41 weeks, 23 hours, 4 minutes, 32 seconds.
• To count from 1 to 13,485,308,672 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 13485308672 cubic inches would be around 198.4 feet tall.

Recreational maths with 13485308672

• 13485308672 backwards is 27680358431
• The number of decimal digits it has is: 11
• The sum of 13485308672's digits is 47
• More coming soon!