21136738140
21,136,738,140 is an even composite number composed of seven prime numbers multiplied together.
21136738140 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21136738140:
22 × 32 × 5 × 7 × 53 × 113 × 2801
(2 × 2 × 3 × 3 × 5 × 7 × 53 × 113 × 2801)See below for interesting mathematical facts about the number 21136738140 from the Numbermatics database.
Names of 21136738140
- Cardinal: 21136738140 can be written as Twenty-one billion, one hundred thirty-six million, seven hundred thirty-eight thousand, one hundred forty.
Scientific notation
- Scientific notation: 2.113673814 × 1010
Factors of 21136738140
Divisors of 21136738140
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 53 60 63 70 84 90 105 106 113 126 140 159 180 210 212 226 252 265 315 318 339 371 420 452 477 530 565 630 636 678 742 791 795 954 1017 1060 1113 1130 1260 1356 1484 1582 1590 1695 1855 1908 2034 2226 2260 2373 2385 2801 3164 3180 3339 3390 3710 3955 4068 4452 4746 4770 5085 5565 5602 5989 6678 6780 7119 7420 7910 8403 9492 9540 10170 11130 11204 11865 11978 13356 14005 14238 15820 16695 16806 17967 19607 20340 22260 23730 23956 25209 28010 28476 29945 33390 33612 35595 35934 39214 41923 42015 47460 50418 53901 56020 58821 59890 66780 71190 71868 78428 83846 84030 89835 98035 100836 107802 117642 119780 125769 126045 142380 148453 167692 168060 176463 179670 196070 209615 215604 235284 251538 252090 269505 294105 296906 316513 352926 359340 377307 392140 419230 445359 503076 504180 539010 588210 593812 628845 633026 705852 742265 754614 838460 882315 890718 949539 1039171 1078020 1176420 1257690 1266052 1336077 1484530 1509228 1582565 1764630 1781436 1886535 1899078 2078342 2215591 2226795 2515380 2672154 2848617 2969060 3117513 3165130 3529260 3773070 3798156 4156684 4431182 4453590 4747695 5195855 5344308 5697234 6235026 6330260 6646773 6680385 7546140 8862364 8907180 9352539 9495390 10391710 11077955 11394468 12470052 13293546 13360770 14243085 15587565 16775189 18705078 18990780 19940319 20783420 22155910 26587092 26721540 28486170 31175130 33233865 33550378 37410156 39880638 44311820 46762695 50325567 56972340 62350260 66467730 67100756 79761276 83875945 93525390 99701595 100651134 117426323 132935460 150976701 167751890 187050780 199403190 201302268 234852646 251627835 301953402 335503780 352278969 398806380 469705292 503255670 587131615 603906804 704557938 754883505 1006511340 1056836907 1174263230 1409115876 1509767010 1761394845 2113673814 2348526460 3019534020 3522789690 4227347628 5284184535 7045579380 10568369070 21136738140
- Sum of all divisors σ(n): 75344121216
- Sum of proper divisors (its aliquot sum) s(n): 54207383076
- 21136738140 is an abundant number, because the sum of its proper divisors (54207383076) is greater than itself. Its abundance is 33070644936
Bases of 21136738140
- Binary: 100111010111101100100000111010111002
- Hexadecimal: 0x4EBD9075C
- Base-36: 9PK9NJ0
Squares and roots of 21136738140
- 21136738140 squared (211367381402) is 446761699198930659600
- 21136738140 cubed (211367381403) is 9443085046949245119982677144000
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The
square root of 21136738140 is 145384.7933588655 -
The
cube root of 21136738140 is 2764.8993241283
Scales and comparisons
How big is 21136738140?- 21,136,738,140 seconds is equal to 672 years, 4 weeks, 2 days, 4 hours, 9 minutes.
-
To count from 1 to 21,136,738,140 would take you about one thousand, three hundred forty-four 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 21136738140 cubic inches would be around 230.4 feet tall.
Recreational maths with 21136738140
- 21136738140 backwards is 04183763112
- 21136738140 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21136738140's digits is 36
- More coming soon!
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