15123903951992

Names of 15123903951992

• Cardinal: 15123903951992 can be written as Fifteen trillion, one hundred twenty-three billion, nine hundred three million, nine hundred fifty-one thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 1.5123903951992 × 10¹³

Factors of 15123903951992

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 256129053

Divisors of 15123903951992

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 8 11 22 44 61 88 121 122 242 244 484 488 671 968 1342 2684 5368 7381 14762 29524 59048 256128979 512257958 1024515916 2049031832 2817418769 5634837538 11269675076 15623867719 22539350152 30991606459 31247735438 61983212918 62495470876 123966425836 124990941752 171862544909 247932851672 343725089818 687450179636 1374900359272 1890487993999 3780975987998 7561951975996 15123903951992
• Sum of all divisors σ(n): 31680593536200
• Sum of proper divisors (its aliquot sum) s(n): 16556689584208
• 15123903951992 is an abundant number, because the sum of its proper divisors (16556689584208) is greater than itself. Its abundance is 1432785632216

Bases of 15123903951992

• Binary: 11011100000101001110111011000011010001111000₂
• Hexadecimal: 0xDC14EEC3478
• Base-36: 5CZTPXBAW

Squares and roots of 15123903951992

• 15123903951992 squared (15123903951992²) is 228732470749079235840768064
• 15123903951992 cubed (15123903951992³) is 3459327918310893995527339531958262783488
• The square root of 15123903951992 is 3888946.3807041619
• The cube root of 15123903951992 is 24729.8398299907

Scales and comparisons

• 15,123,903,951,992 seconds is equal to 480,893 years, 18 weeks, 6 days, 15 hours, 6 minutes, 32 seconds.
• To count from 1 to 15,123,903,951,992 would take you about one million, two hundred two thousand, two hundred thirty-three 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 15123903951992 cubic inches would be around 2060.8 feet tall.

Recreational maths with 15123903951992

• 15123903951992 backwards is 29915930932151
• The number of decimal digits it has is: 14
• The sum of 15123903951992's digits is 59
• More coming soon!