13638047031

Names of 13638047031

• Cardinal: 13638047031 can be written as Thirteen billion, six hundred thirty-eight million, forty-seven thousand and thirty-one.

Scientific notation

• Scientific notation: 1.3638047031 × 10¹⁰

Factors of 13638047031

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 578

Divisors of 13638047031

• Number of divisors d(n): 160
• Complete list of divisors:
  1 3 7 9 19 21 27 31 57 63 81 93 97 133 171 189 217 279 291 399 421 513 567 589 651 679 837 873 1197 1263 1539 1767 1843 1953 2037 2511 2619 2947 3007 3591 3789 4123 5301 5529 5859 6111 7857 7999 8841 9021 10773 11367 12369 12901 13051 15903 16587 17577 18333 21049 23997 26523 27063 34101 37107 38703 39153 40837 47709 49761 54999 55993 57133 63147 71991 79569 81189 91357 111321 116109 117459 122511 149283 167979 171399 189441 215973 238707 243567 247969 274071 285859 333963 348327 352377 367533 399931 503937 514197 568323 647919 743907 775903 822213 857577 1044981 1057131 1102599 1199793 1265947 1511811 1542591 1704969 1735783 2231721 2327709 2466639 2572731 3307797 3599379 3797841 4535433 4627773 5207349 5431321 6695163 6983127 7399917 7718193 8861629 10798137 11393523 15622047 16293963 20085489 20949381 23154579 24052993 26584887 32394411 34180569 46866141 48881889 62848143 72158979 79754661 102541707 140598423 146645667 168370951 216476937 239263983 439937001 505112853 649430811 717791949 1515338559 1948292433 4546015677 13638047031
• Sum of all divisors σ(n): 25620869120
• Sum of proper divisors (its aliquot sum) s(n): 11982822089
• 13638047031 is a deficient number, because the sum of its proper divisors (11982822089) is less than itself. Its deficiency is 1655224942

Bases of 13638047031

• Binary: 1100101100111001000001010100110111₂
• Hexadecimal: 0x32CE41537
• Base-36: 69JQOFR

Squares and roots of 13638047031

• 13638047031 squared (13638047031²) is 185996326819767914961
• 13638047031 cubed (13638047031³) is 2536626652761241484742926530791
• The square root of 13638047031 is 116782.0492669999
• The cube root of 13638047031 is 2389.1902178313

Scales and comparisons

• 13,638,047,031 seconds is equal to 433 years, 33 weeks, 4 days, 18 hours, 23 minutes, 51 seconds.
• To count from 1 to 13,638,047,031 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 13638047031 cubic inches would be around 199.1 feet tall.

Recreational maths with 13638047031

• 13638047031 backwards is 13074083631
• The number of decimal digits it has is: 11
• The sum of 13638047031's digits is 36
• More coming soon!