123002105728

Names of 123002105728

• Cardinal: 123002105728 can be written as One hundred twenty-three billion, two million, one hundred five thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.23002105728 × 10¹¹

Factors of 123002105728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 200043

Divisors of 123002105728

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 8 16 17 32 34 64 68 128 136 272 283 544 566 1088 1132 2176 2264 4528 4811 9056 9622 18112 19244 36224 38488 76976 153952 199741 307904 399482 615808 798964 1597928 3195856 3395597 6391712 6791194 12783424 13582388 25566848 27164776 54329552 56526703 108659104 113053406 217318208 226106812 434636416 452213624 904427248 960953951 1808854496 1921907902 3617708992 3843815804 7235417984 7687631608 15375263216 30750526432 61501052864 123002105728
• Sum of all divisors σ(n): 260375681520
• Sum of proper divisors (its aliquot sum) s(n): 137373575792
• 123002105728 is an abundant number, because the sum of its proper divisors (137373575792) is greater than itself. Its abundance is 14371470064

Bases of 123002105728

• Binary: 1110010100011011111110010111110000000₂
• Hexadecimal: 0x1CA37F2F80
• Base-36: 1KI8A074

Squares and roots of 123002105728

• 123002105728 squared (123002105728²) is 15129518013522090409984
• 123002105728 cubed (123002105728³) is 1860962574312924698272426834788352
• The square root of 123002105728 is 350716.5603845931
• The cube root of 123002105728 is 4973.2182130121

Scales and comparisons

• 123,002,105,728 seconds is equal to 3,911 years, 4 weeks, 3 days, 11 hours, 35 minutes, 28 seconds.
• To count from 1 to 123,002,105,728 would take you about seven thousand, eight hundred twenty-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 123002105728 cubic inches would be around 414.4 feet tall.

Recreational maths with 123002105728

• 123002105728 backwards is 827501200321
• The number of decimal digits it has is: 12
• The sum of 123002105728's digits is 31
• More coming soon!