18309609396

Names of 18309609396

• Cardinal: 18309609396 can be written as Eighteen billion, three hundred nine million, six hundred nine thousand, three hundred ninety-six.

Scientific notation

• Scientific notation: 1.8309609396 × 10¹⁰

Factors of 18309609396

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 717

Divisors of 18309609396

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 26 36 37 39 52 74 78 111 117 148 156 163 169 222 234 326 333 338 444 468 481 489 499 507 652 666 676 962 978 998 1014 1332 1443 1467 1497 1521 1924 1956 1996 2028 2119 2886 2934 2994 3042 4238 4329 4491 5772 5868 5988 6031 6084 6253 6357 6487 8476 8658 8982 12062 12506 12714 12974 17316 17964 18093 18463 18759 19071 19461 24124 25012 25428 25948 27547 36186 36926 37518 38142 38922 54279 55094 55389 56277 58383 72372 73852 75036 76284 77844 78403 81337 82641 84331 108558 110188 110778 112554 116766 156806 162674 165282 166167 168662 217116 221556 225108 233532 235209 240019 244011 247923 252993 313612 325348 330564 332334 337324 470418 480038 488022 495846 505986 664668 705627 720057 732033 758979 940836 960076 976044 991692 1011972 1019239 1057381 1411254 1440114 1464066 1517958 2038478 2114762 2160171 2822508 2880228 2928132 3009469 3035916 3057717 3120247 3172143 4076956 4229524 4320342 6018938 6115434 6240494 6344286 8640684 9028407 9173151 9360741 9516429 12037876 12230868 12480988 12688572 13745953 18056814 18346302 18721482 19032858 27085221 27491906 28082223 36113628 36692604 37442964 38065716 39123097 41237859 54170442 54983812 56164446 78246194 82475718 108340884 112328892 117369291 123713577 156492388 164951436 234738582 247427154 352107873 469477164 494854308 508600261 704215746 1017200522 1408431492 1525800783 2034401044 3051601566 4577402349 6103203132 9154804698 18309609396
• Sum of all divisors σ(n): 51890748000
• Sum of proper divisors (its aliquot sum) s(n): 33581138604
• 18309609396 is an abundant number, because the sum of its proper divisors (33581138604) is greater than itself. Its abundance is 15271529208

Bases of 18309609396

• Binary: 10001000011010101100111011110110100₂
• Hexadecimal: 0x4435677B4
• Base-36: 8ET2H10

Squares and roots of 18309609396

• 18309609396 squared (18309609396²) is 335241796234091484816
• 18309609396 cubed (18309609396³) is 6138146342259638865910624931136
• The square root of 18309609396 is 135313.0052729597
• The cube root of 18309609396 is 2635.6820962325

Scales and comparisons

• 18,309,609,396 seconds is equal to 582 years, 9 weeks, 5 days, 18 hours, 36 minutes, 36 seconds.
• To count from 1 to 18,309,609,396 would take you about one thousand, one hundred sixty-four 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 18309609396 cubic inches would be around 219.6 feet tall.

Recreational maths with 18309609396

• 18309609396 backwards is 69390690381
• The number of decimal digits it has is: 11
• The sum of 18309609396's digits is 54
• More coming soon!