18211128161112

Names of 18211128161112

• Cardinal: 18211128161112 can be written as Eighteen trillion, two hundred eleven billion, one hundred twenty-eight million, one hundred sixty-one thousand, one hundred twelve.

Scientific notation

• Scientific notation: 1.8211128161112 × 10¹³

Factors of 18211128161112

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 112086

Divisors of 18211128161112

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 36 72 83 166 249 332 498 664 747 996 1494 1992 2988 5976 46591 65407 93182 130814 139773 186364 196221 261628 279546 372728 392442 419319 523256 559092 588663 784884 838638 1118184 1177326 1569768 1677276 2354652 3354552 3867053 4709304 5428781 7734106 10857562 11601159 15468212 16286343 21715124 23202318 30936424 32572686 34803477 43430248 46404636 48859029 65145372 69606954 92809272 97718058 130290744 139213908 195436116 278427816 390872232 3047377537 6094755074 9142132611 12189510148 18284265222 24379020296 27426397833 36568530444 54852795666 73137060888 109705591332 219411182664 252932335571 505864671142 758797006713 1011729342284 1517594013426 2023458684568 2276391020139 3035188026852 4552782040278 6070376053704 9105564080556 18211128161112
• Sum of all divisors σ(n): 49917878599680
• Sum of proper divisors (its aliquot sum) s(n): 31706750438568
• 18211128161112 is an abundant number, because the sum of its proper divisors (31706750438568) is greater than itself. Its abundance is 13495622277456

Bases of 18211128161112

• Binary: 100001001000000011011110100110011001101011000₂
• Hexadecimal: 0x10901BD33358
• Base-36: 6GE2RICM0

Squares and roots of 18211128161112

• 18211128161112 squared (18211128161112²) is 331645188900446534629076544
• 18211128161112 cubed (18211128161112³) is 6039633039082230773415287551741412156928
• The square root of 18211128161112 is 4267449.8428349453
• The cube root of 18211128161112 is 26309.4811585883

Scales and comparisons

• 18,211,128,161,112 seconds is equal to 579,057 years, 28 weeks, 2 days, 7 hours, 25 minutes, 12 seconds.
• To count from 1 to 18,211,128,161,112 would take you about one million, four hundred forty-seven thousand, six hundred forty-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 18211128161112 cubic inches would be around 2192.5 feet tall.

Recreational maths with 18211128161112

• 18211128161112 backwards is 21116182111281
• 18211128161112 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18211128161112's digits is 36
• More coming soon!