21074749220
21,074,749,220 is an even composite number composed of five prime numbers multiplied together.
21074749220 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty divisors.
Prime factorization of 21074749220:
22 × 5 × 7 × 314 × 163
(2 × 2 × 5 × 7 × 31 × 31 × 31 × 31 × 163)See below for interesting mathematical facts about the number 21074749220 from the Numbermatics database.
Names of 21074749220
- Cardinal: 21074749220 can be written as Twenty-one billion, seventy-four million, seven hundred forty-nine thousand, two hundred twenty.
Scientific notation
- Scientific notation: 2.107474922 × 1010
Factors of 21074749220
Divisors of 21074749220
- Number of divisors d(n): 120
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Complete list of divisors:
1 2 4 5 7 10 14 20 28 31 35 62 70 124 140 155 163 217 310 326 434 620 652 815 868 961 1085 1141 1630 1922 2170 2282 3260 3844 4340 4564 4805 5053 5705 6727 9610 10106 11410 13454 19220 20212 22820 25265 26908 29791 33635 35371 50530 59582 67270 70742 101060 119164 134540 141484 148955 156643 176855 208537 297910 313286 353710 417074 595820 626572 707420 783215 834148 923521 1042685 1096501 1566430 1847042 2085370 2193002 3132860 3694084 4170740 4386004 4617605 4855933 5482505 6464647 9235210 9711866 10965010 12929294 18470420 19423732 21930020 24279665 25858588 32323235 33991531 48559330 64646470 67983062 97118660 129292940 135966124 150533923 169957655 301067846 339915310 602135692 679830620 752669615 1053737461 1505339230 2107474922 3010678460 4214949844 5268687305 10537374610 21074749220
- Sum of all divisors σ(n): 52586022720
- Sum of proper divisors (its aliquot sum) s(n): 31511273500
- 21074749220 is an abundant number, because the sum of its proper divisors (31511273500) is greater than itself. Its abundance is 10436524280
Bases of 21074749220
- Binary: 100111010000010011100100111001001002
- Hexadecimal: 0x4E8272724
- Base-36: 9OJD0KK
Squares and roots of 21074749220
- 21074749220 squared (210747492202) is 444145054685890608400
- 21074749220 cubed (210747492203) is 9360245644808330444383225448000
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The
square root of 21074749220 is 145171.4476748097 -
The
cube root of 21074749220 is 2762.1937513813
Scales and comparisons
How big is 21074749220?- 21,074,749,220 seconds is equal to 670 years, 5 weeks, 5 days, 17 hours, 20 seconds.
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To count from 1 to 21,074,749,220 would take you about one thousand, three hundred forty 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 21074749220 cubic inches would be around 230.2 feet tall.
Recreational maths with 21074749220
- 21074749220 backwards is 02294747012
- The number of decimal digits it has is: 11
- The sum of 21074749220's digits is 38
- More coming soon!
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Keywords: Divisors of 21074749220, math, Factors of 21074749220, curriculum, school, college, exams, university, Prime factorization of 21074749220, STEM, science, technology, engineering, physics, economics, calculator, twenty-one billion, seventy-four million, seven hundred forty-nine thousand, two hundred twenty.