21389846621920
21,389,846,621,920 is an even composite number composed of five prime numbers multiplied together.
21389846621920 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 21389846621920:
25 × 5 × 72 × 31 × 88009573
(2 × 2 × 2 × 2 × 2 × 5 × 7 × 7 × 31 × 88009573)See below for interesting mathematical facts about the number 21389846621920 from the Numbermatics database.
Names of 21389846621920
- Cardinal: 21389846621920 can be written as Twenty-one trillion, three hundred eighty-nine billion, eight hundred forty-six million, six hundred twenty-one thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 2.138984662192 × 1013
Factors of 21389846621920
Divisors of 21389846621920
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 4 5 7 8 10 14 16 20 28 31 32 35 40 49 56 62 70 80 98 112 124 140 155 160 196 217 224 245 248 280 310 392 434 490 496 560 620 784 868 980 992 1085 1120 1240 1519 1568 1736 1960 2170 2480 3038 3472 3920 4340 4960 6076 6944 7595 7840 8680 12152 15190 17360 24304 30380 34720 48608 60760 121520 243040 88009573 176019146 352038292 440047865 616067011 704076584 880095730 1232134022 1408153168 1760191460 2464268044 2728296763 2816306336 3080335055 3520382920 4312469077 4928536088 5456593526 6160670110 7040765840 8624938154 9857072176 10913187052 12321340220 13641483815 14081531680 17249876308 19098077341 19714144352 21562345385 21826374104 24642680440 27282967630 34499752616 38196154682 43124690770 43652748208 49285360880 54565935260 68999505232 76392309364 86249381540 87305496416 95490386705 98570721760 109131870520 133686541387 137999010464 152784618728 172498763080 190980773410 218263741040 267373082774 305569237456 344997526160 381961546820 436527482080 534746165548 611138474912 668432706935 689995052320 763923093640 1069492331096 1336865413870 1527846187280 2138984662192 2673730827740 3055692374560 4277969324384 5347461655480 10694923310960 21389846621920
- Sum of all divisors σ(n): 60680137004928
- Sum of proper divisors (its aliquot sum) s(n): 39290290383008
- 21389846621920 is an abundant number, because the sum of its proper divisors (39290290383008) is greater than itself. Its abundance is 17900443761088
Bases of 21389846621920
- Binary: 1001101110100001101100011010110101110111000002
- Hexadecimal: 0x13743635AEE0
- Base-36: 7KYCYEQCG
Squares and roots of 21389846621920
- 21389846621920 squared (213898466219202) is 457525538509262435424486400
- 21389846621920 cubed (213898466219203) is 9786401094324475976995202564290981888000
-
The
square root of 21389846621920 is 4624915.8502528455 -
The
cube root of 21389846621920 is 27758.9194591829
Scales and comparisons
How big is 21389846621920?- 21,389,846,621,920 seconds is equal to 680,130 years, 49 weeks, 6 days, 5 hours, 38 minutes, 40 seconds.
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To count from 1 to 21,389,846,621,920 would take you about one million, seven hundred thousand, three hundred twenty-seven 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 21389846621920 cubic inches would be around 2313.2 feet tall.
Recreational maths with 21389846621920
- 21389846621920 backwards is 02912664898312
- The number of decimal digits it has is: 14
- The sum of 21389846621920's digits is 61
- More coming soon!
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"Number 21389846621920 - Facts about the integer". Numbermatics.com. 2024. Web. 26 May 2024.
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The information we have on file for 21389846621920 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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