18309730608

Names of 18309730608

• Cardinal: 18309730608 can be written as Eighteen billion, three hundred nine million, seven hundred thirty thousand, six hundred eight.

Scientific notation

• Scientific notation: 1.8309730608 × 10¹⁰

Factors of 18309730608

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 13987

Divisors of 18309730608

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 19 24 26 36 37 38 39 48 52 57 72 74 76 78 104 111 114 117 144 148 152 156 171 208 222 228 234 247 296 304 312 333 342 444 456 468 481 494 592 624 666 684 703 741 888 912 936 962 988 1332 1368 1406 1443 1482 1776 1872 1924 1976 2109 2223 2664 2736 2812 2886 2964 3848 3952 4218 4329 4446 5328 5624 5772 5928 6327 7696 8436 8658 8892 9139 11248 11544 11856 12654 13913 16872 17316 17784 18278 23088 25308 27417 27826 33744 34632 35568 36556 41739 50616 54834 55652 69264 73112 82251 83478 101232 109668 111304 125217 146224 164502 166956 180869 219336 222608 250434 264347 329004 333912 361738 438672 500868 514781 528694 542607 658008 667824 723476 793041 1001736 1029562 1057388 1085214 1316016 1446952 1544343 1586082 1627821 2003472 2059124 2114776 2170428 2379123 2893904 3088686 3172164 3255642 3436511 4118248 4229552 4340856 4633029 4758246 6177372 6344328 6511284 6692153 6873022 8236496 8681712 9266058 9516492 9780839 10309533 12354744 12688656 13022568 13384306 13746044 18532116 19032984 19561678 20076459 20619066 24709488 26045136 26768612 27492088 29342517 30928599 37064232 38065968 39123356 40152918 41238132 53537224 54984176 58685034 60229377 61857198 74128464 78246712 80305836 82476264 88027551 107074448 117370068 120458754 123714396 127150907 156493424 160611672 164952528 176055102 234740136 240917508 247428792 254301814 321223344 352110204 381452721 469480272 481835016 494857584 508603628 704220408 762905442 963670032 1017207256 1144358163 1408440816 1525810884 2034414512 2288716326 3051621768 4577432652 6103243536 9154865304 18309730608
• Sum of all divisors σ(n): 59662118880
• Sum of proper divisors (its aliquot sum) s(n): 41352388272
• 18309730608 is an abundant number, because the sum of its proper divisors (41352388272) is greater than itself. Its abundance is 23042657664

Bases of 18309730608

• Binary: 10001000011010110000101000100110000₂
• Hexadecimal: 0x443585130
• Base-36: 8ET52K0

Squares and roots of 18309730608

• 18309730608 squared (18309730608²) is 335246234937532049664
• 18309730608 cubed (18309730608³) is 6138268249052489537713916915712
• The square root of 18309730608 is 135313.4531670817
• The cube root of 18309730608 is 2635.6879124059

Scales and comparisons

• 18,309,730,608 seconds is equal to 582 years, 10 weeks, 4 hours, 16 minutes, 48 seconds.
• To count from 1 to 18,309,730,608 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 18309730608 cubic inches would be around 219.6 feet tall.

Recreational maths with 18309730608

• 18309730608 backwards is 80603790381
• The number of decimal digits it has is: 11
• The sum of 18309730608's digits is 45
• More coming soon!