21448072240
21,448,072,240 is an even composite number composed of five prime numbers multiplied together.
21448072240 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 21448072240:
24 × 5 × 72 × 232 × 10343
(2 × 2 × 2 × 2 × 5 × 7 × 7 × 23 × 23 × 10343)See below for interesting mathematical facts about the number 21448072240 from the Numbermatics database.
Names of 21448072240
- Cardinal: 21448072240 can be written as Twenty-one billion, four hundred forty-eight million, seventy-two thousand, two hundred forty.
Scientific notation
- Scientific notation: 2.144807224 × 1010
Factors of 21448072240
Divisors of 21448072240
- Number of divisors d(n): 180
-
Complete list of divisors:
1 2 4 5 7 8 10 14 16 20 23 28 35 40 46 49 56 70 80 92 98 112 115 140 161 184 196 230 245 280 322 368 392 460 490 529 560 644 784 805 920 980 1058 1127 1288 1610 1840 1960 2116 2254 2576 2645 3220 3703 3920 4232 4508 5290 5635 6440 7406 8464 9016 10343 10580 11270 12880 14812 18032 18515 20686 21160 22540 25921 29624 37030 41372 42320 45080 51715 51842 59248 72401 74060 82744 90160 103430 103684 129605 144802 148120 165488 206860 207368 237889 259210 289604 296240 362005 413720 414736 475778 506807 518420 579208 724010 827440 951556 1013614 1036840 1158416 1189445 1448020 1665223 1903112 2027228 2073680 2378890 2534035 2896040 3330446 3806224 4054456 4757780 5068070 5471447 5792080 6660892 8108912 8326115 9515560 10136140 10942894 11656561 13321784 16652230 19031120 20272280 21885788 23313122 26643568 27357235 33304460 38300129 40544560 43771576 46626244 54714470 58282805 66608920 76600258 87543152 93252488 109428940 116565610 133217840 153200516 186504976 191500645 218857880 233131220 268100903 306401032 383001290 437715760 466262440 536201806 612802064 766002580 932524880 1072403612 1340504515 1532005160 2144807224 2681009030 3064010320 4289614448 5362018060 10724036120 21448072240
- Sum of all divisors σ(n): 60645899664
- Sum of proper divisors (its aliquot sum) s(n): 39197827424
- 21448072240 is an abundant number, because the sum of its proper divisors (39197827424) is greater than itself. Its abundance is 17749755184
Bases of 21448072240
- Binary: 100111111100110011110011100001100002
- Hexadecimal: 0x4FE679C30
- Base-36: 9UPMMGG
Squares and roots of 21448072240
- 21448072240 squared (214480722402) is 460019802812258617600
- 21448072240 cubed (214480722403) is 9866537962547877987847335424000
-
The
square root of 21448072240 is 146451.6037467669 -
The
cube root of 21448072240 is 2778.4084294293
Scales and comparisons
How big is 21448072240?- 21,448,072,240 seconds is equal to 681 years, 51 weeks, 13 hours, 50 minutes, 40 seconds.
-
To count from 1 to 21,448,072,240 would take you about one thousand, three hundred sixty-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 21448072240 cubic inches would be around 231.5 feet tall.
Recreational maths with 21448072240
- 21448072240 backwards is 04227084412
- The number of decimal digits it has is: 11
- The sum of 21448072240's digits is 34
- More coming soon!
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