138078895963717632001

Names of 138078895963717632001

• Cardinal: 138078895963717632001 can be written as One hundred thirty-eight quintillion, seventy-eight quadrillion, eight hundred ninety-five trillion, nine hundred sixty-three billion, seven hundred seventeen million, six hundred thirty-two thousand and one.

Scientific notation

• Scientific notation: 1.38078895963717632001 × 10²⁰

Factors of 138078895963717632001

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 4582525

Divisors of 138078895963717632001

• Number of divisors d(n): 48
• Complete list of divisors:
  1 13 169 1619 6521 16981 21047 84773 220753 273611 1102049 2869789 4557391 10557499 27492239 59246083 110733101 137247487 357399107 770199079 1439530313 1784217331 4646188391 7378416029 18713894069 29718746711 77389056571 95919408377 179276890519 386343707243 1006057735423 1246952308901 2330599576747 5022468194159 13078750560499 30297794497711 48114650925109 125292882588449 504654037899491 625490462026417 1628807473649837 6560502492693383 8131376006343421 21174497157447881 85286532405013979 817034887359275929 10621453535670587077 138078895963717632001
• Sum of all divisors σ(n): 149641523441031041280
• Sum of proper divisors (its aliquot sum) s(n): 11562627477313409279
• 138078895963717632001 is a deficient number, because the sum of its proper divisors (11562627477313409279) is less than itself. Its deficiency is 126516268486404222722

Bases of 138078895963717632001

• Binary: 1110111110000111010110010000100111000111111100000100000000000000001₂
• Hexadecimal: 0x77C3AC84E3F820001
• Base-36: T5243KL2FMFPD

Squares and roots of 138078895963717632001

• 138078895963717632001 squared (138078895963717632001²) is 19065781510559157366181112019614859264001
• 138078895963717632001 cubed (138078895963717632001³) is 2632582061663469090857918231901615408789922192830921424896001
• The square root of 138078895963717632001 is 11750697679.8706565993
• The cube root of 138078895963717632001 is 5168633.8634649387

Scales and comparisons

• 138,078,895,963,717,632,001 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 138,078,895,963,717,632,001 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 138078895963717632001 cubic inches would be around 430719.5 feet tall.

Recreational maths with 138078895963717632001

• 138078895963717632001 backwards is 100236717369598870831
• The number of decimal digits it has is: 21
• The sum of 138078895963717632001's digits is 94
• More coming soon!