138329102691

Names of 138329102691

• Cardinal: 138329102691 can be written as One hundred thirty-eight billion, three hundred twenty-nine million, one hundred two thousand, six hundred ninety-one.

Scientific notation

• Scientific notation: 1.38329102691 × 10¹¹

Factors of 138329102691

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 403

Divisors of 138329102691

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 9 13 19 39 57 67 71 103 117 127 171 201 213 247 309 381 603 639 741 871 923 927 1143 1273 1339 1349 1651 1957 2223 2413 2613 2769 3819 4017 4047 4757 4953 5871 6901 7239 7313 7839 8307 8509 9017 11457 12051 12141 13081 14271 14859 16549 17537 17613 20703 21717 21939 25441 25527 27051 31369 39243 42813 49647 52611 61841 62109 65817 76323 76581 81153 89713 90383 94107 95069 110617 117221 117729 131119 138947 148941 157833 161671 170053 171323 185523 228969 248539 269139 271149 282321 285207 331851 351663 393357 416841 485013 489971 510159 513969 556569 604139 745617 807417 813447 855621 876427 928751 995553 1054989 1174979 1180071 1250523 1455039 1469913 1530477 1541907 1704547 1806311 1812417 2101723 2227199 2236851 2629281 2786253 3231007 3524937 4409739 5113641 5418933 5437251 6305169 6369623 6681597 7853807 7887843 8358759 9309449 9693021 10574811 11393551 11478641 12073763 15340923 16256799 16652113 17646269 18915507 19108869 20044791 23561421 27928347 29079063 34180653 34435923 36221289 49956339 52938807 57326607 62226317 70684263 83785041 102541959 103307769 108663867 121022837 149222333 149869017 158816421 186678951 216477469 229401497 363068511 447666999 560036853 649432407 688204491 808942121 1089205533 1182300023 1343000997 1948297221 2064613473 2426826363 3546900069 7280479089 10640700207 15369900299 46109700897 138329102691
• Sum of all divisors σ(n): 237239009280
• Sum of proper divisors (its aliquot sum) s(n): 98909906589
• 138329102691 is a deficient number, because the sum of its proper divisors (98909906589) is less than itself. Its deficiency is 39419196102

Bases of 138329102691

• Binary: 10000000110101000011101001100101100011₂
• Hexadecimal: 0x20350E9963
• Base-36: 1RJPKQQR

Squares and roots of 138329102691

• 138329102691 squared (138329102691²) is 19134940651297223441481
• 138329102691 cubed (138329102691³) is 2646919170339484043799797678125371
• The square root of 138329102691 is 371926.2059750563
• The cube root of 138329102691 is 5171.7539314197

Scales and comparisons

• 138,329,102,691 seconds is equal to 4,398 years, 22 weeks, 5 days, 6 hours, 44 minutes, 51 seconds.
• To count from 1 to 138,329,102,691 would take you about eight thousand, seven hundred ninety-six 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 138329102691 cubic inches would be around 431 feet tall.

Recreational maths with 138329102691

• 138329102691 backwards is 196201923831
• The number of decimal digits it has is: 12
• The sum of 138329102691's digits is 45
• More coming soon!