138689475030

Names of 138689475030

• Cardinal: 138689475030 can be written as One hundred thirty-eight billion, six hundred eighty-nine million, four hundred seventy-five thousand and thirty.

Scientific notation

• Scientific notation: 1.3868947503 × 10¹¹

Factors of 138689475030

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 12955

Divisors of 138689475030

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 30 37 45 74 90 111 185 222 333 370 555 666 1110 1665 3330 6379 6529 12758 13058 19137 19587 31895 32645 38274 39174 57411 58761 63790 65290 95685 97935 114822 117522 191370 195870 236023 241573 287055 293805 472046 483146 574110 587610 708069 724719 1180115 1207865 1416138 1449438 2124207 2174157 2360230 2415730 3540345 3623595 4248414 4348314 7080690 7247190 10621035 10870785 21242070 21741570 41648491 83296982 124945473 208242455 249890946 374836419 416484910 624727365 749672838 1249454730 1540994167 1874182095 3081988334 3748364190 4622982501 7704970835 9245965002 13868947503 15409941670 23114912505 27737895006 46229825010 69344737515 138689475030
• Sum of all divisors σ(n): 370453168800
• Sum of proper divisors (its aliquot sum) s(n): 231763693770
• 138689475030 is an abundant number, because the sum of its proper divisors (231763693770) is greater than itself. Its abundance is 93074218740

Bases of 138689475030

• Binary: 10000001001010100010010111000111010110₂
• Hexadecimal: 0x204A8971D6
• Base-36: 1RPO4RTI

Squares and roots of 138689475030

• 138689475030 squared (138689475030²) is 19234770484096993500900
• 138689475030 cubed (138689475030³) is 2667660220761950992241142832527000
• The square root of 138689475030 is 372410.3583817185
• The cube root of 138689475030 is 5176.2411552177

Scales and comparisons

• 138,689,475,030 seconds is equal to 4,409 years, 46 weeks, 4 days, 6 hours, 10 minutes, 30 seconds.
• To count from 1 to 138,689,475,030 would take you about eight thousand, eight hundred nineteen 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 138689475030 cubic inches would be around 431.4 feet tall.

Recreational maths with 138689475030

• 138689475030 backwards is 030574986831
• The number of decimal digits it has is: 12
• The sum of 138689475030's digits is 54
• More coming soon!