18123072000

Names of 18123072000

• Cardinal: 18123072000 can be written as Eighteen billion, one hundred twenty-three million, seventy-two thousand.

Scientific notation

• Scientific notation: 1.8123072 × 10¹⁰

Factors of 18123072000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 8602

Divisors of 18123072000

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 25 30 32 33 40 44 48 50 55 60 64 66 75 80 88 96 100 110 120 125 128 132 150 160 165 176 192 200 220 240 250 256 264 275 300 320 330 352 375 384 400 440 480 500 512 528 550 600 640 660 704 750 768 800 825 880 960 1000 1056 1100 1200 1280 1320 1375 1408 1500 1536 1600 1650 1760 1920 2000 2112 2200 2400 2560 2640 2750 2816 3000 3200 3300 3520 3840 4000 4125 4224 4400 4800 5280 5500 5632 6000 6400 6600 7040 7680 8000 8250 8448 8581 8800 9600 10560 11000 12000 12800 13200 14080 16000 16500 16896 17162 17600 19200 21120 22000 24000 25743 26400 28160 32000 33000 34324 35200 38400 42240 42905 44000 48000 51486 52800 64000 66000 68648 70400 84480 85810 88000 94391 96000 102972 105600 128715 132000 137296 140800 171620 176000 188782 192000 205944 211200 214525 257430 264000 274592 283173 343240 352000 377564 411888 422400 429050 471955 514860 528000 549184 566346 643575 686480 704000 755128 823776 858100 943910 1029720 1056000 1072625 1098368 1132692 1287150 1372960 1415865 1510256 1647552 1716200 1887820 2059440 2112000 2145250 2196736 2265384 2359775 2574300 2745920 2831730 3020512 3217875 3295104 3432400 3775640 4118880 4290500 4393472 4530768 4719550 5148600 5491840 5663460 6041024 6435750 6590208 6864800 7079325 7551280 8237760 8581000 9061536 9439100 10297200 10983680 11326920 11798875 12082048 12871500 13180416 13729600 14158650 15102560 16475520 17162000 18123072 18878200 20594400 21967360 22653840 23597750 24164096 25743000 27459200 28317300 30205120 32951040 34324000 35396625 36246144 37756400 41188800 45307680 47195500 48328192 51486000 54918400 56634600 60410240 65902080 68648000 70793250 72492288 75512800 82377600 90615360 94391000 102972000 109836800 113269200 120820480 137296000 141586500 144984576 151025600 164755200 181230720 188782000 205944000 226538400 241640960 274592000 283173000 302051200 329510400 362461440 377564000 411888000 453076800 549184000 566346000 604102400 724922880 755128000 823776000 906153600 1132692000 1208204800 1510256000 1647552000 1812307200 2265384000 3020512000 3624614400 4530768000 6041024000 9061536000 18123072000
• Sum of all divisors σ(n): 65740042368
• Sum of proper divisors (its aliquot sum) s(n): 47616970368
• 18123072000 is an abundant number, because the sum of its proper divisors (47616970368) is greater than itself. Its abundance is 29493898368

Bases of 18123072000

• Binary: 10000111000001110000010001000000000₂
• Hexadecimal: 0x438382200
• Base-36: 8BQ0BUO

Squares and roots of 18123072000

• 18123072000 squared (18123072000²) is 328445738717184000000
• 18123072000 cubed (18123072000³) is 5952445770864713269248000000000
• The square root of 18123072000 is 134621.9595756947
• The cube root of 18123072000 is 2626.7007934733

Scales and comparisons

• 18,123,072,000 seconds is equal to 576 years, 13 weeks, 2 days, 18 hours, 40 minutes.
• To count from 1 to 18,123,072,000 would take you about one thousand, one hundred fifty-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 18123072000 cubic inches would be around 218.9 feet tall.

Recreational maths with 18123072000

• 18123072000 backwards is 00027032181
• 18123072000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18123072000's digits is 24
• More coming soon!