122639184128

Names of 122639184128

• Cardinal: 122639184128 can be written as One hundred twenty-two billion, six hundred thirty-nine million, one hundred eighty-four thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.22639184128 × 10¹¹

Factors of 122639184128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 193353

Divisors of 122639184128

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 16 32 37 64 67 74 128 134 148 256 268 296 536 592 1072 1184 2144 2368 2479 4288 4736 4958 8576 9472 9916 17152 19832 39664 79328 158656 193247 317312 386494 634624 772988 1545976 3091952 6183904 7150139 12367808 12947549 14300278 24735616 25895098 28600556 49471232 51790196 57201112 103580392 114402224 207160784 228804448 414321568 457608896 479059313 828643136 915217792 958118626 1657286272 1830435584 1916237252 3314572544 3832474504 7664949008 15329898016 30659796032 61319592064 122639184128
• Sum of all divisors σ(n): 255169297152
• Sum of proper divisors (its aliquot sum) s(n): 132530113024
• 122639184128 is an abundant number, because the sum of its proper divisors (132530113024) is greater than itself. Its abundance is 9890928896

Bases of 122639184128

• Binary: 1110010001101110111010111000100000000₂
• Hexadecimal: 0x1C8DDD7100
• Base-36: 1KC87C3K

Squares and roots of 122639184128

• 122639184128 squared (122639184128²) is 15040369483581487120384
• 122639184128 cubed (122639184128³) is 1844538642450102271848833878065152
• The square root of 122639184128 is 350198.7780218543
• The cube root of 122639184128 is 4968.3221820525

Scales and comparisons

• 122,639,184,128 seconds is equal to 3,899 years, 28 weeks, 3 days, 2 minutes, 8 seconds.
• To count from 1 to 122,639,184,128 would take you about seven thousand, seven hundred ninety-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 122639184128 cubic inches would be around 414 feet tall.

Recreational maths with 122639184128

• 122639184128 backwards is 821481936221
• The number of decimal digits it has is: 12
• The sum of 122639184128's digits is 47
• More coming soon!