18389229040
18,389,229,040 is an even composite number composed of six prime numbers multiplied together.
18389229040 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 18389229040:
24 × 5 × 7 × 13 × 19 × 132947
(2 × 2 × 2 × 2 × 5 × 7 × 13 × 19 × 132947)See below for interesting mathematical facts about the number 18389229040 from the Numbermatics database.
Names of 18389229040
- Cardinal: 18389229040 can be written as Eighteen billion, three hundred eighty-nine million, two hundred twenty-nine thousand and forty.
Scientific notation
- Scientific notation: 1.838922904 × 1010
Factors of 18389229040
Divisors of 18389229040
- Number of divisors d(n): 160
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Complete list of divisors:
1 2 4 5 7 8 10 13 14 16 19 20 26 28 35 38 40 52 56 65 70 76 80 91 95 104 112 130 133 140 152 182 190 208 247 260 266 280 304 364 380 455 494 520 532 560 665 728 760 910 988 1040 1064 1235 1330 1456 1520 1729 1820 1976 2128 2470 2660 3458 3640 3952 4940 5320 6916 7280 8645 9880 10640 13832 17290 19760 27664 34580 69160 132947 138320 265894 531788 664735 930629 1063576 1329470 1728311 1861258 2127152 2525993 2658940 3456622 3722516 4653145 5051986 5317880 6913244 7445032 8641555 9306290 10103972 10635760 12098177 12629965 13826488 14890064 17283110 17681951 18612580 20207944 24196354 25259930 27652976 32837909 34566220 35363902 37225160 40415888 48392708 50519860 60490885 65675818 69132440 70727804 74450320 88409755 96785416 101039720 120981770 131351636 138264880 141455608 164189545 176819510 193570832 202079440 229865363 241963540 262703272 282911216 328379090 353639020 459730726 483927080 525406544 656758180 707278040 919461452 967854160 1149326815 1313516360 1414556080 1838922904 2298653630 2627032720 3677845808 4597307260 9194614520 18389229040
- Sum of all divisors σ(n): 55391454720
- Sum of proper divisors (its aliquot sum) s(n): 37002225680
- 18389229040 is an abundant number, because the sum of its proper divisors (37002225680) is greater than itself. Its abundance is 18612996640
Bases of 18389229040
- Binary: 100010010000001010101011101111100002
- Hexadecimal: 0x448155DF0
- Base-36: 8G4GZXS
Squares and roots of 18389229040
- 18389229040 squared (183892290402) is 338163744685579321600
- 18389229040 cubed (183892290403) is 6218570554047200929990219264000
-
The
square root of 18389229040 is 135606.8915652889 -
The
cube root of 18389229040 is 2639.4970077841
Scales and comparisons
How big is 18389229040?- 18,389,229,040 seconds is equal to 584 years, 37 weeks, 3 days, 7 hours, 10 minutes, 40 seconds.
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To count from 1 to 18,389,229,040 would take you about one thousand, one hundred sixty-nine 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 18389229040 cubic inches would be around 220 feet tall.
Recreational maths with 18389229040
- 18389229040 backwards is 04092298381
- The number of decimal digits it has is: 11
- The sum of 18389229040's digits is 46
- More coming soon!
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