138140621000

Names of 138140621000

• Cardinal: 138140621000 can be written as One hundred thirty-eight billion, one hundred forty million, six hundred twenty-one thousand.

Scientific notation

• Scientific notation: 1.38140621 × 10¹¹

Factors of 138140621000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 382687

Divisors of 138140621000

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 8 10 19 20 25 38 40 50 76 95 100 125 152 190 200 250 361 380 475 500 722 760 950 1000 1444 1805 1900 2375 2888 3610 3800 4750 7220 9025 9500 14440 18050 19000 36100 45125 72200 90250 180500 361000 382661 765322 1530644 1913305 3061288 3826610 7270559 7653220 9566525 14541118 15306440 19133050 29082236 36352795 38266100 47832625 58164472 72705590 76532200 95665250 138140621 145411180 181763975 191330500 276281242 290822360 363527950 382661000 552562484 690703105 727055900 908819875 1105124968 1381406210 1454111800 1817639750 2762812420 3453515525 3635279500 5525624840 6907031050 7270559000 13814062100 17267577625 27628124200 34535155250 69070310500 138140621000
• Sum of all divisors σ(n): 341158479480
• Sum of proper divisors (its aliquot sum) s(n): 203017858480
• 138140621000 is an abundant number, because the sum of its proper divisors (203017858480) is greater than itself. Its abundance is 64877237480

Bases of 138140621000

• Binary: 10000000101001110100101001100011001000₂
• Hexadecimal: 0x2029D298C8
• Base-36: 1RGLCXC8

Squares and roots of 138140621000

• 138140621000 squared (138140621000²) is 19082831170265641000000
• 138140621000 cubed (138140621000³) is 2636114148298652382703061000000000
• The square root of 138140621000 is 371672.7337322447
• The cube root of 138140621000 is 5169.4039222137

Scales and comparisons

• 138,140,621,000 seconds is equal to 4,392 years, 23 weeks, 18 hours, 43 minutes, 20 seconds.
• To count from 1 to 138,140,621,000 would take you about eight thousand, seven hundred eighty-four 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 138140621000 cubic inches would be around 430.8 feet tall.

Recreational maths with 138140621000

• 138140621000 backwards is 000126041831
• The number of decimal digits it has is: 12
• The sum of 138140621000's digits is 26
• More coming soon!