138820551328

Names of 138820551328

• Cardinal: 138820551328 can be written as One hundred thirty-eight billion, eight hundred twenty million, five hundred fifty-one thousand, three hundred twenty-eight.

Scientific notation

• Scientific notation: 1.38820551328 × 10¹¹

Factors of 138820551328

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 92621

Divisors of 138820551328

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 8 16 17 32 34 68 136 272 544 2843 5686 11372 22744 45488 48331 89759 90976 96662 179518 193324 359036 386648 718072 773296 1436144 1525903 1546592 2872288 3051806 6103612 12207224 24414448 48828896 255184837 510369674 1020739348 2041478696 4082957392 4338142229 8165914784 8676284458 17352568916 34705137832 69410275664 138820551328
• Sum of all divisors σ(n): 289484616960
• Sum of proper divisors (its aliquot sum) s(n): 150664065632
• 138820551328 is an abundant number, because the sum of its proper divisors (150664065632) is greater than itself. Its abundance is 11843514304

Bases of 138820551328

• Binary: 10000001010010010110011000001010100000₂
• Hexadecimal: 0x20525982A0
• Base-36: 1RRU66XS

Squares and roots of 138820551328

• 138820551328 squared (138820551328²) is 19271145471009882563584
• 138820551328 cubed (138820551328³) is 2675231039007682138413264895639552
• The square root of 138820551328 is 372586.3005103649
• The cube root of 138820551328 is 5177.8713411519

Scales and comparisons

• 138,820,551,328 seconds is equal to 4,414 years, 3 weeks, 2 days, 8 hours, 15 minutes, 28 seconds.
• To count from 1 to 138,820,551,328 would take you about eight thousand, eight hundred twenty-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 138820551328 cubic inches would be around 431.5 feet tall.

Recreational maths with 138820551328

• 138820551328 backwards is 823155028831
• The number of decimal digits it has is: 12
• The sum of 138820551328's digits is 46
• More coming soon!