138860284032

Names of 138860284032

• Cardinal: 138860284032 can be written as One hundred thirty-eight billion, eight hundred sixty million, two hundred eighty-four thousand and thirty-two.

Scientific notation

• Scientific notation: 1.38860284032 × 10¹¹

Factors of 138860284032

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 10984

Divisors of 138860284032

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 288 384 576 1152 10979 21958 32937 43916 65874 87832 98811 131748 175664 197622 263496 351328 395244 526992 702656 790488 1053984 1405312 1580976 2107968 3161952 4215936 6323904 12647808 120538441 241076882 361615323 482153764 723230646 964307528 1084845969 1446461292 1928615056 2169691938 2892922584 3857230112 4339383876 5785845168 7714460224 8678767752 11571690336 15428920448 17357535504 23143380672 34715071008 46286761344 69430142016 138860284032
• Sum of all divisors σ(n): 399621330615
• Sum of proper divisors (its aliquot sum) s(n): 260761046583
• 138860284032 is an abundant number, because the sum of its proper divisors (260761046583) is greater than itself. Its abundance is 121900762551

Bases of 138860284032

• Binary: 10000001010100101101111100100010000000₂
• Hexadecimal: 0x2054B7C880
• Base-36: 1RSHTSW0

Squares and roots of 138860284032

• 138860284032 squared (138860284032²) is 19282178481447714177024
• 138860284032 cubed (138860284032³) is 2677528780689548033178705768480768
• The square root of 138860284032 is 372639.6168310611
• The cube root of 138860284032 is 5178.3652910815

Scales and comparisons

• 138,860,284,032 seconds is equal to 4,415 years, 17 weeks, 5 hours, 7 minutes, 12 seconds.
• To count from 1 to 138,860,284,032 would take you about eight thousand, eight 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 138860284032 cubic inches would be around 431.5 feet tall.

Recreational maths with 138860284032

• 138860284032 backwards is 230482068831
• The number of decimal digits it has is: 12
• The sum of 138860284032's digits is 45
• More coming soon!