13639190838

Names of 13639190838

• Cardinal: 13639190838 can be written as Thirteen billion, six hundred thirty-nine million, one hundred ninety thousand, eight hundred thirty-eight.

Scientific notation

• Scientific notation: 1.3639190838 × 10¹⁰

Factors of 13639190838

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2350

Divisors of 13639190838

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 7 13 14 21 26 31 39 42 62 78 91 93 182 186 217 273 403 433 434 546 651 806 866 1209 1299 1302 1861 2418 2598 2821 3031 3722 5583 5629 5642 6062 8463 9093 11166 11258 13027 13423 16887 16926 18186 24193 26054 26846 33774 39081 39403 40269 48386 57691 72579 78162 78806 80538 93961 115382 118209 145158 169351 173073 174499 187922 236418 281883 338702 346146 348998 403837 508053 523497 563766 749983 805813 807674 1016106 1046994 1211511 1221493 1499966 1611626 2249949 2417439 2423022 2442986 3664479 4499898 4834878 5249881 5640691 7328958 10475569 10499762 11281382 15749643 16922073 20951138 24980203 31426707 31499286 33844146 49960406 62853414 73328983 74940609 146657966 149881218 174861421 219986949 324742639 349722842 439973898 524584263 649485278 974227917 1049168526 1948455834 2273198473 4546396946 6819595419 13639190838
• Sum of all divisors σ(n): 34755108864
• Sum of proper divisors (its aliquot sum) s(n): 21115918026
• 13639190838 is an abundant number, because the sum of its proper divisors (21115918026) is greater than itself. Its abundance is 7476727188

Bases of 13639190838

• Binary: 1100101100111101011000100100110110₂
• Hexadecimal: 0x32CF58936
• Base-36: 69KF706

Squares and roots of 13639190838

• 13639190838 squared (13639190838²) is 186027526715383142244
• 13639190838 cubed (13639190838³) is 2537264937992253987354015560472
• The square root of 13639190838 is 116786.9463510371
• The cube root of 13639190838 is 2389.2570088241

Scales and comparisons

• 13,639,190,838 seconds is equal to 433 years, 35 weeks, 4 days, 7 minutes, 18 seconds.
• To count from 1 to 13,639,190,838 would take you about eight hundred sixty-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 13639190838 cubic inches would be around 199.1 feet tall.

Recreational maths with 13639190838

• 13639190838 backwards is 83809193631
• The number of decimal digits it has is: 11
• The sum of 13639190838's digits is 51
• More coming soon!