18136371420
18,136,371,420 is an even composite number composed of five prime numbers multiplied together.
18136371420 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred eighty divisors.
Prime factorization of 18136371420:
22 × 34 × 5 × 1512 × 491
(2 × 2 × 3 × 3 × 3 × 3 × 5 × 151 × 151 × 491)See below for interesting mathematical facts about the number 18136371420 from the Numbermatics database.
Names of 18136371420
- Cardinal: 18136371420 can be written as Eighteen billion, one hundred thirty-six million, three hundred seventy-one thousand, four hundred twenty.
Scientific notation
- Scientific notation: 1.813637142 × 1010
Factors of 18136371420
Divisors of 18136371420
- Number of divisors d(n): 180
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Complete list of divisors:
1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 81 90 108 135 151 162 180 270 302 324 405 453 491 540 604 755 810 906 982 1359 1473 1510 1620 1812 1964 2265 2455 2718 2946 3020 4077 4419 4530 4910 5436 5892 6795 7365 8154 8838 9060 9820 12231 13257 13590 14730 16308 17676 20385 22095 22801 24462 26514 27180 29460 39771 40770 44190 45602 48924 53028 61155 66285 68403 74141 79542 81540 88380 91204 114005 122310 132570 136806 148282 159084 198855 205209 222423 228010 244620 265140 273612 296564 342015 370705 397710 410418 444846 456020 615627 667269 684030 741410 795420 820836 889692 1026045 1112115 1231254 1334538 1368060 1482820 1846881 2001807 2052090 2224230 2462508 2669076 3078135 3336345 3693762 4003614 4104180 4448460 6005421 6156270 6672690 7387524 8007228 9234405 10009035 11195291 12010842 12312540 13345380 18468810 20018070 22390582 24021684 30027105 33585873 36937620 40036140 44781164 55976455 60054210 67171746 100757619 111952910 120108420 134343492 167929365 201515238 223905820 302272857 335858730 403030476 503788095 604545714 671717460 906818571 1007576190 1209091428 1511364285 1813637142 2015152380 3022728570 3627274284 4534092855 6045457140 9068185710 18136371420
- Sum of all divisors σ(n): 57390395832
- Sum of proper divisors (its aliquot sum) s(n): 39254024412
- 18136371420 is an abundant number, because the sum of its proper divisors (39254024412) is greater than itself. Its abundance is 21117652992
Bases of 18136371420
- Binary: 100001110010000001100010000110111002
- Hexadecimal: 0x4390310DC
- Base-36: 8BXXDR0
Squares and roots of 18136371420
- 18136371420 squared (181363714202) is 328927968284192816400
- 18136371420 cubed (181363714203) is 5965559803228101033126267288000
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The
square root of 18136371420 is 134671.3459500573 -
The
cube root of 18136371420 is 2627.3431616717
Scales and comparisons
How big is 18136371420?- 18,136,371,420 seconds is equal to 576 years, 35 weeks, 2 days, 16 hours, 57 minutes.
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To count from 1 to 18,136,371,420 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 18136371420 cubic inches would be around 218.9 feet tall.
Recreational maths with 18136371420
- 18136371420 backwards is 02417363181
- 18136371420 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 18136371420's digits is 36
- More coming soon!
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