138699634128

Names of 138699634128

• Cardinal: 138699634128 can be written as One hundred thirty-eight billion, six hundred ninety-nine million, six hundred thirty-four thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.38699634128 × 10¹¹

Factors of 138699634128

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 8298

Divisors of 138699634128

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 33 44 48 66 88 121 132 176 242 264 271 363 484 528 542 726 813 968 1084 1331 1452 1626 1936 2168 2662 2904 2981 3252 3993 4336 5324 5808 5962 6504 7986 8011 8943 10648 11924 13008 15972 16022 17886 21296 23848 24033 31944 32044 32791 35772 47696 48066 63888 64088 65582 71544 88121 96132 98373 128176 131164 143088 176242 192264 196746 262328 264363 352484 360701 384528 393492 524656 528726 704968 721402 786984 969331 1057452 1082103 1409936 1442804 1573968 1938662 2114904 2164206 2170981 2885608 2907993 3877324 4229808 4328412 4341962 5771216 5815986 6512943 7754648 8656824 8683924 10662641 11631972 13025886 15509296 17313648 17367848 21325282 23263944 23880791 26051772 31987923 34735696 42650564 46527888 47761582 52103544 63975846 71642373 85301128 95523164 104207088 127951692 143284746 170602256 191046328 255903384 262688701 286569492 382092656 511806768 525377402 573138984 788066103 1050754804 1146277968 1576132206 2101509608 2889575711 3152264412 4203019216 5779151422 6304528824 8668727133 11558302844 12609057648 17337454266 23116605688 34674908532 46233211376 69349817064 138699634128
• Sum of all divisors σ(n): 395614869504
• Sum of proper divisors (its aliquot sum) s(n): 256915235376
• 138699634128 is an abundant number, because the sum of its proper divisors (256915235376) is greater than itself. Its abundance is 118215601248

Bases of 138699634128

• Binary: 10000001001011001001000111010111010000₂
• Hexadecimal: 0x204B2475D0
• Base-36: 1RPU6IMO

Squares and roots of 138699634128

• 138699634128 squared (138699634128²) is 19237588507241062320384
• 138699634128 cubed (138699634128³) is 2668246487459353022535307516465152
• The square root of 138699634128 is 372423.9977874681
• The cube root of 138699634128 is 5176.3675398555

Scales and comparisons

• 138,699,634,128 seconds is equal to 4,410 years, 11 weeks, 2 days, 20 hours, 8 minutes, 48 seconds.
• To count from 1 to 138,699,634,128 would take you about eight thousand, eight hundred twenty 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 138699634128 cubic inches would be around 431.4 feet tall.

Recreational maths with 138699634128

• 138699634128 backwards is 821436996831
• The number of decimal digits it has is: 12
• The sum of 138699634128's digits is 60
• More coming soon!