18349960443393115161

Names of 18349960443393115161

• Cardinal: 18349960443393115161 can be written as Eighteen quintillion, three hundred forty-nine quadrillion, nine hundred sixty trillion, four hundred forty-three billion, three hundred ninety-three million, one hundred fifteen thousand, one hundred sixty-one.

Scientific notation

• Scientific notation: 1.8349960443393115161 × 10¹⁹

Factors of 18349960443393115161

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2896388

Divisors of 18349960443393115161

• Number of divisors d(n): 81
• Complete list of divisors:
  1 3 9 17 29 51 87 153 261 289 493 841 867 1479 2523 2601 4437 7569 8381 14297 25143 42891 75429 128673 243049 729147 2187441 2896339 8689017 26067051 49237763 83993831 147713289 251981493 443139867 755944479 837041971 1427895127 2435821099 2511125913 4283685381 7307463297 7533377739 12851056143 21922389891 24274217159 41408958683 72822651477 124226876049 218467954431 372680628147 703952297611 2111856892833 6335570678499 8388779602921 25166338808763 75499016426289 142609253249657 243274608484709 427827759748971 729823825454127 1283483279246913 2189471476362381 2424357305244169 4135668344240053 7054963646056561 7273071915732507 12407005032720159 21164890938169683 21819215747197521 37221015098160477 63494672814509049 70306361852080901 119934381982961537 210919085556242703 359803145948884611 632757256668728109 1079409437846653833 2038884493710346129 6116653481131038387 18349960443393115161
• Sum of all divisors σ(n): 29160758561413617021
• Sum of proper divisors (its aliquot sum) s(n): 10810798118020501860
• 18349960443393115161 is a deficient number, because the sum of its proper divisors (10810798118020501860) is less than itself. Its deficiency is 7539162325372613301

Bases of 18349960443393115161

• Binary: 1111111010101000001001111100110100001110111010101000010000011001₂
• Hexadecimal: 0xFEA827CD0EEA8419
• Base-36: 3VEX23G7DO109

Squares and roots of 18349960443393115161

• 18349960443393115161 squared (18349960443393115161²) is 336721048274092051556941692175808055921
• 18349960443393115161 cubed (18349960443393115161³) is 6178817916287452716914955082460187861698387157211480918281
• 18349960443393115161 is a perfect square number. Its square root is 4283685381
• The cube root of 18349960443393115161 is 2637616.8635483681

Scales and comparisons

• 18,349,960,443,393,115,161 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 18,349,960,443,393,115,161 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 18349960443393115161 cubic inches would be around 219801.4 feet tall.

Recreational maths with 18349960443393115161

• 18349960443393115161 backwards is 16151139334406994381
• The number of decimal digits it has is: 20
• The sum of 18349960443393115161's digits is 81
• More coming soon!