18499840000

Names of 18499840000

• Cardinal: 18499840000 can be written as Eighteen billion, four hundred ninety-nine million, eight hundred forty thousand.

Scientific notation

• Scientific notation: 1.849984 × 10¹⁰

Factors of 18499840000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 253

Divisors of 18499840000

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 80 97 100 125 128 149 160 194 200 250 256 298 320 388 400 485 500 512 596 625 640 745 776 800 970 1000 1024 1192 1250 1280 1490 1552 1600 1940 2000 2048 2384 2425 2500 2560 2980 3104 3200 3725 3880 4000 4768 4850 5000 5120 5960 6208 6400 7450 7760 8000 9536 9700 10000 10240 11920 12125 12416 12800 14453 14900 15520 16000 18625 19072 19400 20000 23840 24250 24832 25600 28906 29800 31040 32000 37250 38144 38800 40000 47680 48500 49664 51200 57812 59600 60625 62080 64000 72265 74500 76288 77600 80000 93125 95360 97000 99328 115624 119200 121250 124160 128000 144530 149000 152576 155200 160000 186250 190720 194000 198656 231248 238400 242500 248320 256000 289060 298000 305152 310400 320000 361325 372500 381440 388000 462496 476800 485000 496640 578120 596000 620800 640000 722650 745000 762880 776000 924992 953600 970000 993280 1156240 1192000 1241600 1280000 1445300 1490000 1525760 1552000 1806625 1849984 1907200 1940000 2312480 2384000 2483200 2890600 2980000 3104000 3613250 3699968 3814400 3880000 4624960 4768000 4966400 5781200 5960000 6208000 7226500 7399936 7628800 7760000 9033125 9249920 9536000 11562400 11920000 12416000 14453000 14799872 15520000 18066250 18499840 19072000 23124800 23840000 24832000 28906000 29599744 31040000 36132500 36999680 38144000 46249600 47680000 57812000 62080000 72265000 73999360 92499200 95360000 115624000 124160000 144530000 147998720 184998400 190720000 231248000 289060000 369996800 462496000 578120000 739993600 924992000 1156240000 1849984000 2312480000 3699968000 4624960000 9249920000 18499840000
• Sum of all divisors σ(n): 47013466500
• Sum of proper divisors (its aliquot sum) s(n): 28513626500
• 18499840000 is an abundant number, because the sum of its proper divisors (28513626500) is greater than itself. Its abundance is 10013786500

Bases of 18499840000

• Binary: 10001001110101011010010100000000000₂
• Hexadecimal: 0x44EAD2800
• Base-36: 8HYBRWG

Squares and roots of 18499840000

• 18499840000 squared (18499840000²) is 342244080025600000000
• 18499840000 cubed (18499840000³) is 6331460721420795904000000000000
• The square root of 18499840000 is 136014.1169143851
• The cube root of 18499840000 is 2644.7786117161

Scales and comparisons

• 18,499,840,000 seconds is equal to 588 years, 12 weeks, 2 days, 12 hours, 26 minutes, 40 seconds.
• To count from 1 to 18,499,840,000 would take you about one thousand, one hundred seventy-six 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 18499840000 cubic inches would be around 220.4 feet tall.

Recreational maths with 18499840000

• 18499840000 backwards is 00004899481
• The number of decimal digits it has is: 11
• The sum of 18499840000's digits is 43
• More coming soon!