18245489080

Names of 18245489080

• Cardinal: 18245489080 can be written as Eighteen billion, two hundred forty-five million, four hundred eighty-nine thousand and eighty.

Scientific notation

• Scientific notation: 1.824548908 × 10¹⁰

Factors of 18245489080

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2155

Divisors of 18245489080

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 20 26 28 35 40 49 52 56 65 70 91 98 104 130 140 182 196 245 260 280 364 392 419 455 490 520 637 728 838 910 980 1274 1676 1709 1820 1960 2095 2548 2933 3185 3352 3418 3640 4190 5096 5447 5866 6370 6836 8380 8545 10894 11732 11963 12740 13672 14665 16760 17090 20531 21788 22217 23464 23926 25480 27235 29330 34180 38129 41062 43576 44434 47852 54470 58660 59815 68360 76258 82124 83741 88868 95704 102655 108940 111085 117320 119630 152516 155519 164248 167482 177736 190645 205310 217880 222170 239260 266903 305032 311038 334964 381290 410620 418705 444340 478520 533806 622076 669928 716071 762580 777595 821240 837410 888680 1067612 1088633 1244152 1334515 1432142 1525160 1555190 1674820 2135224 2177266 2669030 2864284 3110380 3349640 3580355 4354532 5012497 5338060 5443165 5728568 6220760 7160710 8709064 9308923 10024994 10676120 10886330 14321420 18617846 20049988 21772660 25062485 28642840 35087479 37235692 40099976 43545320 46544615 50124970 65162461 70174958 74471384 93089230 100249940 130324922 140349916 175437395 186178460 200499880 260649844 280699832 325812305 350874790 372356920 456137227 521299688 651624610 701749580 912274454 1303249220 1403499160 1824548908 2280686135 2606498440 3649097816 4561372270 9122744540 18245489080
• Sum of all divisors σ(n): 51581124000
• Sum of proper divisors (its aliquot sum) s(n): 33335634920
• 18245489080 is an abundant number, because the sum of its proper divisors (33335634920) is greater than itself. Its abundance is 15090145840

Bases of 18245489080

• Binary: 10000111111100001000001000110111000₂
• Hexadecimal: 0x43F8411B8
• Base-36: 8DQW5H4

Squares and roots of 18245489080

• 18245489080 squared (18245489080²) is 332897871768399246400
• 18245489080 cubed (18245489080³) is 6073884484105568739271429312000
• The square root of 18245489080 is 135075.8641652905
• The cube root of 18245489080 is 2632.6017750311

Scales and comparisons

• 18,245,489,080 seconds is equal to 580 years, 7 weeks, 5 days, 15 hours, 24 minutes, 40 seconds.
• To count from 1 to 18,245,489,080 would take you about one thousand, one hundred sixty 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 18245489080 cubic inches would be around 219.4 feet tall.

Recreational maths with 18245489080

• 18245489080 backwards is 08098454281
• 18245489080 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18245489080's digits is 49
• More coming soon!