21042010240
21,042,010,240 is an even composite number composed of six prime numbers multiplied together.
21042010240 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 21042010240:
27 × 5 × 29 × 79 × 113 × 127
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 29 × 79 × 113 × 127)See below for interesting mathematical facts about the number 21042010240 from the Numbermatics database.
Names of 21042010240
- Cardinal: 21042010240 can be written as Twenty-one billion, forty-two million, ten thousand, two hundred forty.
Scientific notation
- Scientific notation: 2.104201024 × 1010
Factors of 21042010240
Divisors of 21042010240
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 4 5 8 10 16 20 29 32 40 58 64 79 80 113 116 127 128 145 158 160 226 232 254 290 316 320 395 452 464 508 565 580 632 635 640 790 904 928 1016 1130 1160 1264 1270 1580 1808 1856 2032 2260 2291 2320 2528 2540 3160 3277 3616 3683 3712 4064 4520 4582 4640 5056 5080 6320 6554 7232 7366 8128 8927 9040 9164 9280 10033 10112 10160 11455 12640 13108 14351 14464 14732 16256 16385 17854 18080 18328 18415 18560 20066 20320 22910 25280 26216 28702 29464 32770 35708 36160 36656 36830 40132 40640 44635 45820 50165 50560 52432 57404 58928 65540 71416 71755 72320 73312 73660 80264 81280 89270 91640 100330 104864 114808 117856 131080 142832 143510 146624 147320 160528 178540 183280 200660 209728 229616 235712 258883 262160 285664 287020 290957 293248 294640 321056 357080 366560 401320 416179 419456 459232 471424 517766 524320 571328 574040 581914 589280 642112 714160 733120 802640 832358 918464 1035532 1048640 1133729 1142656 1148080 1163828 1178560 1284224 1294415 1428320 1454785 1466240 1605280 1664716 1836928 2071064 2080895 2097280 2267458 2296160 2327656 2357120 2588830 2856640 2909570 3210560 3329432 4142128 4161790 4534916 4592320 4655312 5177660 5668645 5713280 5819140 6421120 6658864 8284256 8323580 9069832 9184640 9310624 10355320 11337290 11638280 13317728 16568512 16647160 18139664 18621248 20710640 22674580 23276560 26635456 32878141 33137024 33294320 36279328 37242496 41421280 45349160 46553120 53270912 65756282 66588640 72558656 82842560 90698320 93106240 131512564 133177280 145117312 164390705 165685120 181396640 186212480 263025128 266354560 328781410 362793280 526050256 657562820 725586560 1052100512 1315125640 2104201024 2630251280 4208402048 5260502560 10521005120 21042010240
- Sum of all divisors σ(n): 53581824000
- Sum of proper divisors (its aliquot sum) s(n): 32539813760
- 21042010240 is an abundant number, because the sum of its proper divisors (32539813760) is greater than itself. Its abundance is 11497803520
Bases of 21042010240
- Binary: 100111001100011001110011000100000002
- Hexadecimal: 0x4E6339880
- Base-36: 9NZVB0G
Squares and roots of 21042010240
- 21042010240 squared (210420102402) is 442766194940264857600
- 21042010240 cubed (210420102403) is 9316690807858889321931341824000
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The
square root of 21042010240 is 145058.6441409129 -
The
cube root of 21042010240 is 2760.7626821753
Scales and comparisons
How big is 21042010240?- 21,042,010,240 seconds is equal to 669 years, 3 weeks, 4 days, 18 hours, 50 minutes, 40 seconds.
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To count from 1 to 21,042,010,240 would take you about one thousand, three hundred thirty-eight 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 21042010240 cubic inches would be around 230.1 feet tall.
Recreational maths with 21042010240
- 21042010240 backwards is 04201024012
- 21042010240 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21042010240's digits is 16
- More coming soon!
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"Number 21042010240 - Facts about the integer". Numbermatics.com. 2024. Web. 31 May 2024.
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Numbermatics. (2024). Number 21042010240 - Facts about the integer. Retrieved 31 May 2024, from https://numbermatics.com/n/21042010240/
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