138258007510

Names of 138258007510

• Cardinal: 138258007510 can be written as One hundred thirty-eight billion, two hundred fifty-eight million, seven thousand, five hundred ten.

Scientific notation

• Scientific notation: 1.3825800751 × 10¹¹

Factors of 138258007510

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 12966

Divisors of 138258007510

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 5 7 10 14 35 49 70 98 245 343 461 490 686 922 1715 2305 2401 3227 3430 4610 4802 6454 12005 12491 16135 22589 24010 24982 32270 45178 62455 87437 112945 124910 158123 174874 225890 316246 437185 612059 790615 874370 1106861 1224118 1581230 2213722 3060295 4284413 5534305 5758351 6120590 8568826 11068610 11516702 21422065 28791755 29990891 40308457 42844130 57583510 59981782 80616914 149954455 201542285 282159199 299908910 403084570 564318398 1410795995 1975114393 2821591990 3950228786 9875571965 13825800751 19751143930 27651601502 69129003755 138258007510
• Sum of all divisors σ(n): 290977605072
• Sum of proper divisors (its aliquot sum) s(n): 152719597562
• 138258007510 is an abundant number, because the sum of its proper divisors (152719597562) is greater than itself. Its abundance is 14461590052

Bases of 138258007510

• Binary: 10000000110000110100011100010111010110₂
• Hexadecimal: 0x2030D1C5D6
• Base-36: 1RIJ8XCM

Squares and roots of 138258007510

• 138258007510 squared (138258007510²) is 19115276640635216400100
• 138258007510 cubed (138258007510³) is 2642840061336671320215500964751000
• The square root of 138258007510 is 371830.6166926011
• The cube root of 138258007510 is 5170.8677602419

Scales and comparisons

• 138,258,007,510 seconds is equal to 4,396 years, 9 weeks, 1 day, 10 hours, 5 minutes, 10 seconds.
• To count from 1 to 138,258,007,510 would take you about eight thousand, seven hundred ninety-two 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 138258007510 cubic inches would be around 430.9 feet tall.

Recreational maths with 138258007510

• 138258007510 backwards is 015700852831
• The number of decimal digits it has is: 12
• The sum of 138258007510's digits is 40
• More coming soon!