18408611340

Names of 18408611340

• Cardinal: 18408611340 can be written as Eighteen billion, four hundred eight million, six hundred eleven thousand, three hundred forty.

Scientific notation

• Scientific notation: 1.840861134 × 10¹⁰

Factors of 18408611340

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 15061

Divisors of 18408611340

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 35 36 42 45 54 60 63 70 84 90 105 108 126 135 140 180 189 210 252 270 315 331 378 420 540 630 662 756 945 993 1260 1324 1655 1890 1986 2317 2979 3310 3780 3972 4634 4965 5958 6620 6951 8937 9268 9930 11585 11916 13902 14713 14895 17874 19860 20853 23170 27804 29426 29790 34755 35748 41706 44139 44685 46340 58852 59580 62559 69510 73565 83412 88278 89370 102991 104265 125118 132417 139020 147130 176556 178740 205982 208530 220695 250236 264834 294260 308973 312795 397251 411964 417060 441390 514955 529668 617946 625590 662085 794502 882780 926919 1029910 1235892 1251180 1324170 1544865 1589004 1853838 1986255 2059820 2648340 2780757 3089730 3707676 3972510 4634595 4870003 5561514 6179460 7945020 9269190 9740006 11123028 13903785 14610009 18538380 19480012 24350015 27807570 29220018 34090021 43830027 48700030 55615140 58440036 68180042 73050045 87660054 97400060 102270063 131490081 136360084 146100090 170450105 175320108 204540126 219150135 262980162 292200180 306810189 340900210 409080252 438300270 511350315 525960324 613620378 657450405 681800420 876600540 920430567 1022700630 1227240756 1314900810 1534050945 1840861134 2045401260 2629801620 3068101890 3681722268 4602152835 6136203780 9204305670 18408611340
• Sum of all divisors σ(n): 65655045120
• Sum of proper divisors (its aliquot sum) s(n): 47246433780
• 18408611340 is an abundant number, because the sum of its proper divisors (47246433780) is greater than itself. Its abundance is 28837822440

Bases of 18408611340

• Binary: 10001001001001111010001111000001100₂
• Hexadecimal: 0x4493D1E0C
• Base-36: 8GG0FF0

Squares and roots of 18408611340

• 18408611340 squared (18408611340²) is 338876971467176595600
• 18408611340 cubed (18408611340³) is 6238254459815523515544754104000
• The square root of 18408611340 is 135678.3377698889
• The cube root of 18408611340 is 2640.4240279649

Scales and comparisons

• 18,408,611,340 seconds is equal to 585 years, 17 weeks, 3 days, 15 hours, 9 minutes.
• To count from 1 to 18,408,611,340 would take you about one thousand, one hundred seventy 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 18408611340 cubic inches would be around 220 feet tall.

Recreational maths with 18408611340

• 18408611340 backwards is 04311680481
• 18408611340 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18408611340's digits is 36
• More coming soon!