889138439423855

Names of 889138439423855

• Cardinal: 889138439423855 can be written as Eight hundred eighty-nine trillion, one hundred thirty-eight billion, four hundred thirty-nine million, four hundred twenty-three thousand, eight hundred fifty-five.

Scientific notation

• Scientific notation: 8.89138439423855 × 10¹⁴

Factors of 889138439423855

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2779

Divisors of 889138439423855

• Number of divisors d(n): 72
• Complete list of divisors:
  1 5 31 61 155 305 941 1741 1891 3721 4705 8705 9455 18605 29171 53971 57401 106201 115351 145855 269855 287005 531005 576755 885481 1638281 1779431 3292231 3501461 4427405 6478261 8191405 8897155 16461155 17507305 27449911 32391305 50786711 54014341 99935141 108545291 137249555 200826091 253933555 270071705 499675705 542726455 1004130455 1541622421 1674444571 3097989371 3294874801 6096043601 7708112105 8372222855 15489946855 16474374005 30480218005 47790295051 94038967681 102141118831 188977351631 238951475255 470194838405 510705594155 944886758155 2915207998111 5736377028541 14576039990555 28681885142705 177827687884771 889138439423855
• Sum of all divisors σ(n): 1121570910734976
• Sum of proper divisors (its aliquot sum) s(n): 232432471311121
• 889138439423855 is a deficient number, because the sum of its proper divisors (232432471311121) is less than itself. Its deficiency is 656705968112734

Bases of 889138439423855

• Binary: 11001010001010101010101100110101101000011101101111₂
• Hexadecimal: 0x328AAACD6876F
• Base-36: 8R68K5YIJZ

Squares and roots of 889138439423855

• 889138439423855 squared (889138439423855²) is 790567164461088267304343061025
• 889138439423855 cubed (889138439423855³) is 702923654868674143724852894738532568105751375
• The square root of 889138439423855 is 29818424.4960033899
• The cube root of 889138439423855 is 96158.9683657219

Scales and comparisons

• 889,138,439,423,855 seconds is equal to 28,271,852 years, 4 weeks, 3 days, 23 hours, 57 minutes, 35 seconds.
• To count from 1 to 889,138,439,423,855 would take you about seventy million, six hundred seventy-nine thousand, six hundred thirty 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 889138439423855 cubic inches would be around 8013.2 feet tall.

Recreational maths with 889138439423855

• 889138439423855 backwards is 558324934831988
• The number of decimal digits it has is: 15
• The sum of 889138439423855's digits is 80
• More coming soon!