123445968

Names of 123445968

• Cardinal: 123445968 can be written as One hundred twenty-three million, four hundred forty-five thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 1.23445968 × 10⁸

Factors of 123445968

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3666

Divisors of 123445968

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 12 16 23 24 31 46 48 62 69 92 93 124 138 184 186 248 276 368 372 496 552 713 744 1104 1426 1488 2139 2852 3607 4278 5704 7214 8556 10821 11408 14428 17112 21642 28856 34224 43284 57712 82961 86568 111817 165922 173136 223634 248883 331844 335451 447268 497766 663688 670902 894536 995532 1327376 1341804 1789072 1991064 2571791 2683608 3982128 5143582 5367216 7715373 10287164 15430746 20574328 30861492 41148656 61722984 123445968
• Sum of all divisors σ(n): 343597056
• Sum of proper divisors (its aliquot sum) s(n): 220151088
• 123445968 is an abundant number, because the sum of its proper divisors (220151088) is greater than itself. Its abundance is 96705120

Bases of 123445968

• Binary: 111010110111010001011010000₂
• Hexadecimal: 0x75BA2D0
• Base-36: 21HVIO

Squares and roots of 123445968

• 123445968 squared (123445968²) is 15238907015457024
• 123445968 cubed (123445968³) is 1881181627785083290079232
• The square root of 123445968 is 11110.6241048827
• The cube root of 123445968 is 497.9193108087

Scales and comparisons

• 123,445,968 seconds is equal to 3 years, 48 weeks, 18 hours, 32 minutes, 48 seconds.
• To count from 1 to 123,445,968 would take you about five 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 123445968 cubic inches would be around 41.5 feet tall.

Recreational maths with 123445968

• 123445968 backwards is 869544321
• The number of decimal digits it has is: 9
• The sum of 123445968's digits is 42
• More coming soon!