18220202442

Names of 18220202442

• Cardinal: 18220202442 can be written as Eighteen billion, two hundred twenty million, two hundred two thousand, four hundred forty-two.

Scientific notation

• Scientific notation: 1.8220202442 × 10¹⁰

Factors of 18220202442

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1569

Divisors of 18220202442

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 13 18 26 39 78 117 193 234 386 439 579 878 919 1158 1317 1737 1838 2509 2634 2757 3474 3951 5018 5514 5707 7527 7902 8271 11414 11947 15054 16542 17121 22581 23894 34242 35841 45162 51363 71682 84727 102726 107523 169454 177367 215046 254181 354734 403441 508362 532101 762543 806882 1064202 1101451 1210323 1525086 1596303 2202902 2305771 2420646 3192606 3304353 3630969 4611542 5244733 6608706 6917313 7261938 9913059 10489466 13834626 15734199 19826118 20751939 31468398 41503878 47202597 77864113 94405194 155728226 233592339 467184678 700777017 1012233469 1401554034 2024466938 3036700407 6073400814 9110101221 18220202442
• Sum of all divisors σ(n): 42878035200
• Sum of proper divisors (its aliquot sum) s(n): 24657832758
• 18220202442 is an abundant number, because the sum of its proper divisors (24657832758) is greater than itself. Its abundance is 6437630316

Bases of 18220202442

• Binary: 10000111110000000100011100111001010₂
• Hexadecimal: 0x43E0239CA
• Base-36: 8DBU66I

Squares and roots of 18220202442

• 18220202442 squared (18220202442²) is 331975777027462763364
• 18220202442 cubed (18220202442³) is 6048665863280624542108820934888
• The square root of 18220202442 is 134982.2300971503
• The cube root of 18220202442 is 2631.3850281645

Scales and comparisons

• 18,220,202,442 seconds is equal to 579 years, 17 weeks, 6 days, 23 hours, 20 minutes, 42 seconds.
• To count from 1 to 18,220,202,442 would take you about one thousand, one hundred fifty-eight 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 18220202442 cubic inches would be around 219.3 feet tall.

Recreational maths with 18220202442

• 18220202442 backwards is 24420202281
• The number of decimal digits it has is: 11
• The sum of 18220202442's digits is 27
• More coming soon!