13545216972

Names of 13545216972

• Cardinal: 13545216972 can be written as Thirteen billion, five hundred forty-five million, two hundred sixteen thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 1.3545216972 × 10¹⁰

Factors of 13545216972

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1192

Divisors of 13545216972

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 239 252 478 717 941 956 1434 1673 1882 2151 2823 2868 3346 3764 4302 5019 5646 6587 6692 8469 8604 10038 11292 13174 15057 16938 19761 20076 26348 30114 33876 39522 57121 59283 60228 79044 114242 118566 171363 224899 228484 237132 342726 399847 449798 514089 674697 685452 799694 899596 1028178 1199541 1349394 1574293 1599388 2024091 2056356 2399082 2698788 3148586 3598623 4048182 4722879 4798164 6297172 7197246 8096364 9445758 14168637 14394492 18891516 28337274 53750861 56674548 107501722 161252583 215003444 322505166 376256027 483757749 645010332 752512054 967515498 1128768081 1505024108 1935030996 2257536162 3386304243 4515072324 6772608486 13545216972
• Sum of all divisors σ(n): 39336797136
• Sum of proper divisors (its aliquot sum) s(n): 25791580164
• 13545216972 is an abundant number, because the sum of its proper divisors (25791580164) is greater than itself. Its abundance is 12246363192

Bases of 13545216972

• Binary: 1100100111010110111001101111001100₂
• Hexadecimal: 0x3275B9BCC
• Base-36: 680H0B0

Squares and roots of 13545216972

• 13545216972 squared (13545216972²) is 183472902818556848784
• 13545216972 cubed (13545216972³) is 2485180277160022864695874362048
• The square root of 13545216972 is 116383.9205904321
• The cube root of 13545216972 is 2383.7570401903

Scales and comparisons

• 13,545,216,972 seconds is equal to 430 years, 36 weeks, 1 day, 8 hours, 16 minutes, 12 seconds.
• To count from 1 to 13,545,216,972 would take you about eight hundred sixty-one 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 13545216972 cubic inches would be around 198.6 feet tall.

Recreational maths with 13545216972

• 13545216972 backwards is 27961254531
• The number of decimal digits it has is: 11
• The sum of 13545216972's digits is 45
• More coming soon!