18136814616

Names of 18136814616

• Cardinal: 18136814616 can be written as Eighteen billion, one hundred thirty-six million, eight hundred fourteen thousand, six hundred sixteen.

Scientific notation

• Scientific notation: 1.8136814616 × 10¹⁰

Factors of 18136814616

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 960

Divisors of 18136814616

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 8 9 12 17 18 24 31 34 36 51 62 68 72 93 102 124 136 153 186 204 248 279 289 306 372 408 527 558 578 612 744 867 907 961 1054 1116 1156 1224 1581 1734 1814 1922 2108 2232 2312 2601 2721 2883 3162 3468 3628 3844 4216 4743 5202 5442 5766 6324 6936 7256 7688 8163 8649 8959 9486 10404 10884 11532 12648 15419 16326 16337 17298 17918 18972 20808 21768 23064 26877 28117 30838 32652 32674 34596 35836 37944 46257 49011 53754 56234 61676 65304 65348 69192 71672 80631 84351 92514 98022 107508 112468 123352 130696 138771 147033 161262 168702 185028 196044 215016 224936 253053 262123 277542 277729 294066 322524 337404 370056 392088 477989 506106 524246 555084 555458 588132 645048 674808 786369 833187 871627 955978 1012212 1048492 1110168 1110916 1176264 1433967 1572738 1666374 1743254 1911956 2024424 2096984 2221832 2359107 2499561 2614881 2867934 3145476 3332748 3486508 3823912 4301901 4718214 4999122 5229762 5735868 6290952 6665496 6973016 7844643 8125813 8603802 9436428 9998244 10459524 11471736 14817659 15689286 16251626 17207604 18872856 19996488 20919048 24377439 29635318 31378572 32503252 34415208 44452977 48754878 59270636 62757144 65006504 73132317 88905954 97509756 118541272 133358931 146264634 177811908 195019512 251900203 266717862 292529268 355623816 503800406 533435724 585058536 755700609 1007600812 1066871448 1511401218 2015201624 2267101827 3022802436 4534203654 6045604872 9068407308 18136814616
• Sum of all divisors σ(n): 53976918060
• Sum of proper divisors (its aliquot sum) s(n): 35840103444
• 18136814616 is an abundant number, because the sum of its proper divisors (35840103444) is greater than itself. Its abundance is 17703288828

Bases of 18136814616

• Binary: 10000111001000010011101010000011000₂
• Hexadecimal: 0x43909D418
• Base-36: 8BY6VQ0

Squares and roots of 18136814616

• 18136814616 squared (18136814616²) is 328944044415151227456
• 18136814616 cubed (18136814616³) is 5965997152594867953974321296896
• The square root of 18136814616 is 134672.9914125323
• The cube root of 18136814616 is 2627.3645628379

Scales and comparisons

• 18,136,814,616 seconds is equal to 576 years, 36 weeks, 20 hours, 3 minutes, 36 seconds.
• To count from 1 to 18,136,814,616 would take you about one thousand, one hundred fifty-three 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 18136814616 cubic inches would be around 218.9 feet tall.

Recreational maths with 18136814616

• 18136814616 backwards is 61641863181
• The number of decimal digits it has is: 11
• The sum of 18136814616's digits is 45
• More coming soon!