123981709312

Names of 123981709312

• Cardinal: 123981709312 can be written as One hundred twenty-three billion, nine hundred eighty-one million, seven hundred nine thousand, three hundred twelve.

Scientific notation

• Scientific notation: 1.23981709312 × 10¹¹

Factors of 123981709312

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 466

Divisors of 123981709312

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 4 8 16 32 64 128 157 256 307 314 512 614 628 1024 1228 1256 2048 2456 2512 4096 4912 5024 8192 9824 10048 16384 19648 20096 24649 39296 40192 48199 49298 78592 80384 96398 98596 157184 160768 192796 197192 314368 321536 385592 394384 628736 643072 771184 788768 1257472 1286144 1542368 1577536 2514944 2572288 3084736 3155072 5029888 6169472 6310144 7567243 12338944 12620288 15134486 24677888 25240576 30268972 49355776 50481152 60537944 98711552 100962304 121075888 197423104 201924608 242151776 394846208 403849216 484303552 789692416 968607104 1937214208 3874428416 7748856832 15497713664 30995427328 61990854656 123981709312
• Sum of all divisors σ(n): 250358098452
• Sum of proper divisors (its aliquot sum) s(n): 126376389140
• 123981709312 is an abundant number, because the sum of its proper divisors (126376389140) is greater than itself. Its abundance is 2394679828

Bases of 123981709312

• Binary: 1110011011101111000101100000000000000₂
• Hexadecimal: 0x1CDDE2C000
• Base-36: 1KYFIB5S

Squares and roots of 123981709312

• 123981709312 squared (123981709312²) is 15371464243925267513344
• 123981709312 cubed (123981709312³) is 1905780411590144378691252889059328
• The square root of 123981709312 is 352110.3652436265
• The cube root of 123981709312 is 4986.3857549379

Scales and comparisons

• 123,981,709,312 seconds is equal to 3,942 years, 12 weeks, 1 day, 11 hours, 41 minutes, 52 seconds.
• To count from 1 to 123,981,709,312 would take you about seven thousand, eight hundred eighty-four 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 123981709312 cubic inches would be around 415.5 feet tall.

Recreational maths with 123981709312

• 123981709312 backwards is 213907189321
• The number of decimal digits it has is: 12
• The sum of 123981709312's digits is 46
• More coming soon!