12798745856

Names of 12798745856

• Cardinal: 12798745856 can be written as Twelve billion, seven hundred ninety-eight million, seven hundred forty-five thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 1.2798745856 × 10¹⁰

Factors of 12798745856

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 145

Divisors of 12798745856

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 4 8 13 16 26 29 32 52 58 64 101 104 116 128 169 202 208 232 256 338 377 404 416 464 676 754 808 832 928 1313 1352 1508 1616 1664 1856 2626 2704 2929 3016 3232 3328 3712 4901 5252 5408 5858 6032 6464 7424 9802 10201 10504 10816 11716 12064 12928 17069 19604 20402 21008 21632 23432 24128 25856 34138 38077 39208 40804 42016 43264 46864 48256 68276 76154 78416 81608 84032 93728 96512 132613 136552 152308 156832 163216 168064 187456 265226 273104 295829 304616 313664 326432 336128 374912 495001 530452 546208 591658 609232 627328 652864 749824 990002 1060904 1092416 1183316 1218464 1254656 1305728 1723969 1980004 2121808 2184832 2366632 2436928 2611456 3447938 3845777 3960008 4243616 4369664 4733264 4873856 6895876 7691554 7920016 8487232 9466528 9747712 13791752 15383108 15840032 16974464 18933056 27583504 30766216 31680064 33948928 37866112 49995101 55167008 61532432 63360128 75732224 99990202 110334016 123064864 126720256 199980404 220668032 246129728 399960808 441336064 492259456 799921616 984518912 1599843232 3199686464 6399372928 12798745856
• Sum of all divisors σ(n): 28903933170
• Sum of proper divisors (its aliquot sum) s(n): 16105187314
• 12798745856 is an abundant number, because the sum of its proper divisors (16105187314) is greater than itself. Its abundance is 3306441458

Bases of 12798745856

• Binary: 1011111010110111010101110100000000₂
• Hexadecimal: 0x2FADD5D00
• Base-36: 5VO1JI8

Squares and roots of 12798745856

• 12798745856 squared (12798745856²) is 163807895486477172736
• 12798745856 cubed (12798745856³) is 2096535623537630818593476182016
• The square root of 12798745856 is 113131.5422682817
• The cube root of 12798745856 is 2339.1377893395

Scales and comparisons

• 12,798,745,856 seconds is equal to 406 years, 49 weeks, 6 days, 15 hours, 10 minutes, 56 seconds.
• To count from 1 to 12,798,745,856 would take you about eight hundred thirteen 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 12798745856 cubic inches would be around 194.9 feet tall.

Recreational maths with 12798745856

• 12798745856 backwards is 65854789721
• The number of decimal digits it has is: 11
• The sum of 12798745856's digits is 62
• More coming soon!