18008423550

Names of 18008423550

• Cardinal: 18008423550 can be written as Eighteen billion, eight million, four hundred twenty-three thousand, five hundred fifty.

Scientific notation

• Scientific notation: 1.800842355 × 10¹⁰

Factors of 18008423550

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 27793

Divisors of 18008423550

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 18 25 26 27 30 37 39 45 50 54 65 74 75 78 90 111 117 130 135 150 185 195 222 225 234 270 325 333 351 370 390 450 481 555 585 650 666 675 702 925 962 975 999 1110 1170 1350 1443 1665 1755 1850 1950 1998 2405 2775 2886 2925 3330 3510 4329 4810 4995 5550 5850 7215 8325 8658 8775 9990 12025 12987 14430 16650 17550 21645 24050 24975 25974 27733 36075 43290 49950 55466 64935 72150 83199 108225 129870 138665 166398 216450 249597 277330 324675 360529 415995 499194 649350 693325 721058 748791 831990 1026121 1081587 1247985 1386650 1497582 1802645 2052242 2079975 2163174 2495970 3078363 3244761 3605290 3743955 4159950 5130605 5407935 6156726 6239925 6489522 7487910 9013225 9235089 9734283 10261210 10815870 12479850 13339573 15391815 16223805 18026450 18470178 18719775 19468566 25653025 26679146 27039675 27705267 30783630 32447610 37439550 40018719 46175445 48671415 51306050 54079350 55410534 66697865 76959075 80037438 81119025 92350890 97342830 120056157 133395730 138526335 153918150 162238050 200093595 230877225 240112314 243357075 277052670 333489325 360168471 400187190 461754450 486714150 600280785 666978650 692631675 720336942 1000467975 1200561570 1385263350 1800842355 2000935950 3001403925 3601684710 6002807850 9004211775 18008423550
• Sum of all divisors σ(n): 54886695360
• Sum of proper divisors (its aliquot sum) s(n): 36878271810
• 18008423550 is an abundant number, because the sum of its proper divisors (36878271810) is greater than itself. Its abundance is 18869848260

Bases of 18008423550

• Binary: 10000110001011000101011110001111110₂
• Hexadecimal: 0x43162BC7E
• Base-36: 89TR0JI

Squares and roots of 18008423550

• 18008423550 squared (18008423550²) is 324303318756194602500
• 18008423550 cubed (18008423550³) is 5840191522832211588043888875000
• The square root of 18008423550 is 134195.4676954479
• The cube root of 18008423550 is 2621.1501442719

Scales and comparisons

• 18,008,423,550 seconds is equal to 572 years, 31 weeks, 5 days, 19 hours, 52 minutes, 30 seconds.
• To count from 1 to 18,008,423,550 would take you about one thousand, one hundred forty-five 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 18008423550 cubic inches would be around 218.4 feet tall.

Recreational maths with 18008423550

• 18008423550 backwards is 05532480081
• The number of decimal digits it has is: 11
• The sum of 18008423550's digits is 36
• More coming soon!