18043802615808

Names of 18043802615808

• Cardinal: 18043802615808 can be written as Eighteen trillion, forty-three billion, eight hundred two million, six hundred fifteen thousand, eight hundred eight.

Scientific notation

• Scientific notation: 1.8043802615808 × 10¹³

Factors of 18043802615808

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 3916

Divisors of 18043802615808

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 256 288 384 512 576 768 1024 1152 1536 2048 2304 3072 3911 4096 4608 6144 7822 8192 9216 11733 12288 15644 16384 18432 23466 24576 31288 32768 35199 36864 46932 49152 62576 65536 70398 73728 93864 98304 125152 131072 140796 147456 187728 196608 250304 281592 294912 375456 393216 500608 563184 589824 750912 1001216 1126368 1179648 1501824 2002432 2252736 3003648 4004864 4505472 6007296 8009728 9010944 12014592 15295921 16019456 18021888 24029184 30591842 32038912 36043776 45887763 48058368 61183684 64077824 72087552 91775526 96116736 122367368 128155648 137663289 144175104 183551052 192233472 244734736 256311296 275326578 288350208 367102104 384466944 489469472 512622592 550653156 576700416 734204208 768933888 978938944 1101306312 1153400832 1468408416 1537867776 1957877888 2202612624 2306801664 2936816832 3915755776 4405225248 4613603328 5873633664 7831511552 8810450496 11747267328 15663023104 17620900992 23494534656 31326046208 35241801984 46989069312 62652092416 70483603968 93978138624 125304184832 140967207936 187956277248 250608369664 281934415872 375912554496 501216739328 563868831744 751825108992 1002433478656 1127737663488 1503650217984 2004866957312 2255475326976 3007300435968 4510950653952 6014600871936 9021901307904 18043802615808
• Sum of all divisors σ(n): 52139673587547
• Sum of proper divisors (its aliquot sum) s(n): 34095870971739
• 18043802615808 is an abundant number, because the sum of its proper divisors (34095870971739) is greater than itself. Its abundance is 16052068355931

Bases of 18043802615808

• Binary: 100000110100100100110011100100000000000000000₂
• Hexadecimal: 0x106926720000
• Base-36: 6E97I77K0

Squares and roots of 18043802615808

• 18043802615808 squared (18043802615808²) is 325578812838239623251492864
• 18043802615808 cubed (18043802615808³) is 5874679834742291366795199357684245594112
• The square root of 18043802615808 is 4247799.7381948221
• The cube root of 18043802615808 is 26228.6551155667

Scales and comparisons

• 18,043,802,615,808 seconds is equal to 573,737 years, 5 weeks, 5 days, 1 hour, 16 minutes, 48 seconds.
• To count from 1 to 18,043,802,615,808 would take you about one million, four hundred thirty-four thousand, three hundred forty-two 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 18043802615808 cubic inches would be around 2185.7 feet tall.

Recreational maths with 18043802615808

• 18043802615808 backwards is 80851620834081
• The number of decimal digits it has is: 14
• The sum of 18043802615808's digits is 54
• More coming soon!