12443856428

Names of 12443856428

• Cardinal: 12443856428 can be written as Twelve billion, four hundred forty-three million, eight hundred fifty-six thousand, four hundred twenty-eight.

Scientific notation

• Scientific notation: 1.2443856428 × 10¹⁰

Factors of 12443856428

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1325

Divisors of 12443856428

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 19 23 37 38 46 74 76 92 148 181 362 437 703 724 851 874 1063 1406 1702 1748 2126 2812 3404 3439 4163 4252 6697 6878 8326 13394 13756 16169 16652 20197 24449 26788 32338 39331 40394 48898 64676 78662 79097 80788 97796 127243 154031 157324 158194 192403 254486 308062 316388 384806 464531 508972 616124 747289 769612 904613 929062 1494578 1809226 1858124 2926589 2989156 3618452 3655657 4425269 5853178 7118911 7311314 8850538 11706356 14237822 14622628 17187647 17701076 28475644 34375294 68750588 84080111 135259309 163734953 168160222 270518618 327469906 336320444 541037236 654939812 3110964107 6221928214 12443856428
• Sum of all divisors σ(n): 24724976640
• Sum of proper divisors (its aliquot sum) s(n): 12281120212
• 12443856428 is a deficient number, because the sum of its proper divisors (12281120212) is less than itself. Its deficiency is 162736216

Bases of 12443856428

• Binary: 1011100101101101100010111000101100₂
• Hexadecimal: 0x2E5B62E2C
• Base-36: 5PSR12K

Squares and roots of 12443856428

• 12443856428 squared (12443856428²) is 154849562800676919184
• 12443856428 cubed (12443856428³) is 1926925727430193163539054914752
• The square root of 12443856428 is 111552.0346206199
• The cube root of 12443856428 is 2317.3145967155

Scales and comparisons

• 12,443,856,428 seconds is equal to 395 years, 35 weeks, 1 day, 2 hours, 47 minutes, 8 seconds.
• To count from 1 to 12,443,856,428 would take you about seven hundred ninety-one 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 12443856428 cubic inches would be around 193.1 feet tall.

Recreational maths with 12443856428

• 12443856428 backwards is 82465834421
• The number of decimal digits it has is: 11
• The sum of 12443856428's digits is 47
• More coming soon!