139138619950

Names of 139138619950

• Cardinal: 139138619950 can be written as One hundred thirty-nine billion, one hundred thirty-eight million, six hundred nineteen thousand, nine hundred fifty.

Scientific notation

• Scientific notation: 1.3913861995 × 10¹¹

Factors of 139138619950

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 556

Divisors of 139138619950

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 5 10 11 22 25 50 55 110 121 191 242 275 347 382 550 605 694 955 1210 1735 1910 2101 3025 3470 3817 4202 4775 6050 7634 8675 9550 10505 17350 19085 21010 23111 38170 41987 46222 52525 66277 83974 95425 105050 115555 120409 132554 190850 209935 231110 240818 331385 419870 577775 602045 662770 729047 1049675 1155550 1204090 1324499 1458094 1656925 2099350 2648998 3010225 3313850 3645235 6020450 6622495 7290470 8019517 13244990 14569489 16039034 18226175 22998119 29138978 33112475 36452350 40097585 45996238 66224950 72847445 80195170 114990595 145694890 200487925 229981190 252979309 364237225 400975850 505958618 574952975 728474450 1149905950 1264896545 2529793090 2782772399 5565544798 6324482725 12648965450 13913861995 27827723990 69569309975 139138619950
• Sum of all divisors σ(n): 286779519936
• Sum of proper divisors (its aliquot sum) s(n): 147640899986
• 139138619950 is an abundant number, because the sum of its proper divisors (147640899986) is greater than itself. Its abundance is 8502280036

Bases of 139138619950

• Binary: 10000001100101010011101101101000101110₂
• Hexadecimal: 0x20654EDA2E
• Base-36: 1RX3JI9A

Squares and roots of 139138619950

• 139138619950 squared (139138619950²) is 19359555561590538002500
• 139138619950 cubed (139138619950³) is 2693661843685054684645879649875000
• The square root of 139138619950 is 373012.8951524331
• The cube root of 139138619950 is 5181.8228746653

Scales and comparisons

• 139,138,619,950 seconds is equal to 4,424 years, 9 weeks, 1 day, 16 hours, 39 minutes, 10 seconds.
• To count from 1 to 139,138,619,950 would take you about eight thousand, eight hundred forty-eight 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 139138619950 cubic inches would be around 431.8 feet tall.

Recreational maths with 139138619950

• 139138619950 backwards is 059916831931
• 139138619950 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 139138619950's digits is 55
• More coming soon!