13368998538

Names of 13368998538

• Cardinal: 13368998538 can be written as Thirteen billion, three hundred sixty-eight million, nine hundred ninety-eight thousand, five hundred thirty-eight.

Scientific notation

• Scientific notation: 1.3368998538 × 10¹⁰

Factors of 13368998538

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 80987

Divisors of 13368998538

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 7 9 14 18 19 21 23 27 38 42 46 54 57 63 69 114 126 133 138 161 171 189 207 266 322 342 378 399 414 437 483 513 621 798 874 966 1026 1197 1242 1311 1449 2394 2622 2898 3059 3591 3933 4347 6118 7182 7866 8694 9177 11799 18354 23598 27531 55062 80933 82593 161866 165186 242799 485598 566531 728397 1133062 1456794 1537727 1699593 1861459 2185191 3075454 3399186 3722918 4370382 4613181 5098779 5584377 9226362 10197558 10764089 11168754 13030213 13839543 15296337 16753131 21528178 26060426 27679086 30592674 32292267 33506262 35367721 39090639 41518629 50259393 64584534 70735442 78181278 83037258 96876801 100518786 106103163 117271917 193753602 212206326 234543834 247574047 290630403 318309489 351815751 495148094 581260806 636618978 703631502 742722141 954928467 1485444282 1909856934 2228166423 4456332846 6684499269 13368998538
• Sum of all divisors σ(n): 37294387200
• Sum of proper divisors (its aliquot sum) s(n): 23925388662
• 13368998538 is an abundant number, because the sum of its proper divisors (23925388662) is greater than itself. Its abundance is 10556390124

Bases of 13368998538

• Binary: 1100011100110110101011101010001010₂
• Hexadecimal: 0x31CDABA8A
• Base-36: 653K1AI

Squares and roots of 13368998538

• 13368998538 squared (13368998538²) is 178730121909046137444
• 13368998538 cubed (13368998538³) is 2389442738498599580463383056872
• The square root of 13368998538 is 115624.3855680971
• The cube root of 13368998538 is 2373.3746094209

Scales and comparisons

• 13,368,998,538 seconds is equal to 425 years, 4 weeks, 5 days, 18 hours, 42 minutes, 18 seconds.
• To count from 1 to 13,368,998,538 would take you about eight hundred fifty 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 13368998538 cubic inches would be around 197.8 feet tall.

Recreational maths with 13368998538

• 13368998538 backwards is 83589986331
• 13368998538 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13368998538's digits is 63
• More coming soon!