18139224240
18,139,224,240 is an even composite number composed of five prime numbers multiplied together.
18139224240 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred divisors.
Prime factorization of 18139224240:
24 × 34 × 5 × 149 × 18787
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 149 × 18787)See below for interesting mathematical facts about the number 18139224240 from the Numbermatics database.
Names of 18139224240
- Cardinal: 18139224240 can be written as Eighteen billion, one hundred thirty-nine million, two hundred twenty-four thousand, two hundred forty.
Scientific notation
- Scientific notation: 1.813922424 × 1010
Factors of 18139224240
Divisors of 18139224240
- Number of divisors d(n): 200
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 72 80 81 90 108 120 135 144 149 162 180 216 240 270 298 324 360 405 432 447 540 596 648 720 745 810 894 1080 1192 1296 1341 1490 1620 1788 2160 2235 2384 2682 2980 3240 3576 4023 4470 5364 5960 6480 6705 7152 8046 8940 10728 11920 12069 13410 16092 17880 18787 20115 21456 24138 26820 32184 35760 37574 40230 48276 53640 56361 60345 64368 75148 80460 93935 96552 107280 112722 120690 150296 160920 169083 187870 193104 225444 241380 281805 300592 321840 338166 375740 450888 482760 507249 563610 676332 751480 845415 901776 965520 1014498 1127220 1352664 1502960 1521747 1690830 2028996 2254440 2536245 2705328 2799263 3043494 3381660 4057992 4508880 5072490 5598526 6086988 6763320 7608735 8115984 8397789 10144980 11197052 12173976 13526640 13996315 15217470 16795578 20289960 22394104 24347952 25193367 27992630 30434940 33591156 40579920 41988945 44788208 50386734 55985260 60869880 67182312 75580101 83977890 100773468 111970520 121739760 125966835 134364624 151160202 167955780 201546936 223941040 226740303 251933670 302320404 335911560 377900505 403093872 453480606 503867340 604640808 671823120 755801010 906961212 1007734680 1133701515 1209281616 1511602020 1813922424 2015469360 2267403030 3023204040 3627844848 4534806060 6046408080 9069612120 18139224240
- Sum of all divisors σ(n): 63426409200
- Sum of proper divisors (its aliquot sum) s(n): 45287184960
- 18139224240 is an abundant number, because the sum of its proper divisors (45287184960) is greater than itself. Its abundance is 27147960720
Bases of 18139224240
- Binary: 100001110010010111010011000101100002
- Hexadecimal: 0x4392E98B0
- Base-36: 8BZMJ00
Squares and roots of 18139224240
- 18139224240 squared (181392242402) is 329031456029003577600
- 18139224240 cubed (181392242403) is 5968375362923795837848641024000
-
The
square root of 18139224240 is 134681.9373190035 -
The
cube root of 18139224240 is 2627.4809133013
Scales and comparisons
How big is 18139224240?- 18,139,224,240 seconds is equal to 576 years, 40 weeks, 17 hours, 24 minutes.
-
To count from 1 to 18,139,224,240 would take you about one thousand, one hundred fifty-three 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 18139224240 cubic inches would be around 219 feet tall.
Recreational maths with 18139224240
- 18139224240 backwards is 04242293181
- 18139224240 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 18139224240's digits is 36
- More coming soon!
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