139407989654309923600

Names of 139407989654309923600

• Cardinal: 139407989654309923600 can be written as One hundred thirty-nine quintillion, four hundred seven quadrillion, nine hundred eighty-nine trillion, six hundred fifty-four billion, three hundred nine million, nine hundred twenty-three thousand, six hundred.

Scientific notation

• Scientific notation: 1.394079896543099236 × 10²⁰

Factors of 139407989654309923600

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 590355810

Divisors of 139407989654309923600

• Number of divisors d(n): 45
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 590355803 1180711606 2361423212 2951779015 4722846424 5903558030 9445692848 11807116060 14758895075 23614232120 29517790150 47228464240 59035580300 118071160600 236142321200 348519974135774809 697039948271549618 1394079896543099236 1742599870678874045 2788159793086198472 3485199741357748090 5576319586172396944 6970399482715496180 8712999353394370225 13940798965430992360 17425998706788740450 27881597930861984720 34851997413577480900 69703994827154961800 139407989654309923600
• Sum of all divisors σ(n): 334927695711811519093
• Sum of proper divisors (its aliquot sum) s(n): 195519706057501595493
• 139407989654309923600 is an abundant number, because the sum of its proper divisors (195519706057501595493) is greater than itself. Its abundance is 56111716403191671893

Bases of 139407989654309923600

• Binary: 1111000111010101100101010111111100110110100011110010110101100010000₂
• Hexadecimal: 0x78EACABF9B4796B10
• Base-36: TF5MVYPES3WGG

Squares and roots of 139407989654309923600

• 139407989654309923600 squared (139407989654309923600²) is 19434587579456182691760756921437836960000
• 139407989654309923600 cubed (139407989654309923600³) is 2709336784212607656986457818129103049847635743446856256000000
• 139407989654309923600 is a perfect square number. Its square root is 11807116060
• The cube root of 139407989654309923600 is 5185164.6889878799

Scales and comparisons

• 139,407,989,654,309,923,600 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 139,407,989,654,309,923,600 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 139407989654309923600 cubic inches would be around 432097.1 feet tall.

Recreational maths with 139407989654309923600

• 139407989654309923600 backwards is 006329903456989704931
• The number of decimal digits it has is: 21
• The sum of 139407989654309923600's digits is 97
• More coming soon!