138417941664

Names of 138417941664

• Cardinal: 138417941664 can be written as One hundred thirty-eight billion, four hundred seventeen million, nine hundred forty-one thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 1.38417941664 × 10¹¹

Factors of 138417941664

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 160205956

Divisors of 138417941664

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 96 108 144 216 288 432 864 160205951 320411902 480617853 640823804 961235706 1281647608 1441853559 1922471412 2563295216 2883707118 3844942824 4325560677 5126590432 5767414236 7689885648 8651121354 11534828472 15379771296 17302242708 23069656944 34604485416 46139313888 69208970832 138417941664
• Sum of all divisors σ(n): 403718999040
• Sum of proper divisors (its aliquot sum) s(n): 265301057376
• 138417941664 is an abundant number, because the sum of its proper divisors (265301057376) is greater than itself. Its abundance is 126883115712

Bases of 138417941664

• Binary: 10000000111010010110100010110010100000₂
• Hexadecimal: 0x203A5A2CA0
• Base-36: 1RL6GVC0

Squares and roots of 138417941664

• 138417941664 squared (138417941664²) is 19159526574498507088896
• 138417941664 cubed (138417941664³) is 2652022231698792104285896990162944
• The square root of 138417941664 is 372045.6177191179
• The cube root of 138417941664 is 5172.8608447537

Scales and comparisons

• 138,417,941,664 seconds is equal to 4,401 years, 13 weeks, 4 days, 12 hours, 14 minutes, 24 seconds.
• To count from 1 to 138,417,941,664 would take you about eight thousand, eight hundred two 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 138417941664 cubic inches would be around 431.1 feet tall.

Recreational maths with 138417941664

• 138417941664 backwards is 466149714831
• 138417941664 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138417941664's digits is 54
• More coming soon!