18229369977

Names of 18229369977

• Cardinal: 18229369977 can be written as Eighteen billion, two hundred twenty-nine million, three hundred sixty-nine thousand, nine hundred seventy-seven.

Scientific notation

• Scientific notation: 1.8229369977 × 10¹⁰

Factors of 18229369977

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1366

Divisors of 18229369977

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 7 9 13 17 21 27 39 51 63 91 117 119 153 189 221 273 351 357 459 607 663 719 819 1071 1547 1821 1989 2157 2457 3213 4249 4641 5033 5463 5967 6471 7891 9347 10319 12223 12747 13923 15099 16389 19413 23673 28041 30957 36669 38241 41769 45297 55237 65429 71019 72233 84123 85561 92871 110007 114723 134147 135891 158899 165711 196287 213057 216699 252369 256683 278613 330021 402441 436433 476697 497133 588861 650097 770049 939029 1112293 1207323 1309299 1430091 1491399 1766583 1950291 2310147 2817087 3055031 3336879 3621969 3927897 4290273 5673629 7419361 8451261 9165093 10010637 11783691 17020887 22258083 25353783 27495279 30031911 39715403 51062661 51935527 66774249 82485837 96451693 119146209 153187983 155806581 200322747 289355079 357438627 467419743 675161851 868065237 1072315881 1402259229 2025485553 2604195711 6076456659 18229369977
• Sum of all divisors σ(n): 35300966400
• Sum of proper divisors (its aliquot sum) s(n): 17071596423
• 18229369977 is a deficient number, because the sum of its proper divisors (17071596423) is less than itself. Its deficiency is 1157773554

Bases of 18229369977

• Binary: 10000111110100011100001110001111001₂
• Hexadecimal: 0x43E8E1C79
• Base-36: 8DHANW9

Squares and roots of 18229369977

• 18229369977 squared (18229369977²) is 332309929758348980529
• 18229369977 cubed (18229369977³) is 6057800656595825770743910177833
• The square root of 18229369977 is 135016.1841299035
• The cube root of 18229369977 is 2631.8262832247

Scales and comparisons

• 18,229,369,977 seconds is equal to 579 years, 33 weeks, 1 day, 1 hour, 52 minutes, 57 seconds.
• To count from 1 to 18,229,369,977 would take you about one thousand, one hundred fifty-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 18229369977 cubic inches would be around 219.3 feet tall.

Recreational maths with 18229369977

• 18229369977 backwards is 77996392281
• 18229369977 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18229369977's digits is 63
• More coming soon!