21740938240
21,740,938,240 is an even composite number composed of five prime numbers multiplied together.
21740938240 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred sixty-four divisors.
Prime factorization of 21740938240:
210 × 5 × 7 × 172 × 2099
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 17 × 17 × 2099)See below for interesting mathematical facts about the number 21740938240 from the Numbermatics database.
Names of 21740938240
- Cardinal: 21740938240 can be written as Twenty-one billion, seven hundred forty million, nine hundred thirty-eight thousand, two hundred forty.
Scientific notation
- Scientific notation: 2.174093824 × 1010
Factors of 21740938240
Divisors of 21740938240
- Number of divisors d(n): 264
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Complete list of divisors:
1 2 4 5 7 8 10 14 16 17 20 28 32 34 35 40 56 64 68 70 80 85 112 119 128 136 140 160 170 224 238 256 272 280 289 320 340 448 476 512 544 560 578 595 640 680 896 952 1024 1088 1120 1156 1190 1280 1360 1445 1792 1904 2023 2099 2176 2240 2312 2380 2560 2720 2890 3584 3808 4046 4198 4352 4480 4624 4760 5120 5440 5780 7168 7616 8092 8396 8704 8960 9248 9520 10115 10495 10880 11560 14693 15232 16184 16792 17408 17920 18496 19040 20230 20990 21760 23120 29386 30464 32368 33584 35683 35840 36992 38080 40460 41980 43520 46240 58772 60928 64736 67168 71366 73465 73984 76160 80920 83960 87040 92480 117544 121856 129472 134336 142732 146930 147968 152320 161840 167920 178415 184960 235088 249781 258944 268672 285464 293860 295936 304640 323680 335840 356830 369920 470176 499562 517888 537344 570928 587720 606611 609280 647360 671680 713660 739840 940352 999124 1035776 1074688 1141856 1175440 1213222 1248905 1294720 1343360 1427320 1479680 1880704 1998248 2071552 2149376 2283712 2350880 2426444 2497810 2589440 2686720 2854640 3033055 3761408 3996496 4246277 4567424 4701760 4852888 4995620 5178880 5373440 5709280 6066110 7522816 7992992 8492554 9134848 9403520 9705776 9991240 10357760 10746880 11418560 12132220 15045632 15985984 16985108 18269696 18807040 19411552 19982480 21231385 22837120 24264440 31971968 33970216 36539392 37614080 38823104 39964960 42462770 45674240 48528880 63943936 67940432 75228160 77646208 79929920 84925540 91348480 97057760 127887872 135880864 155292416 159859840 169851080 182696960 194115520 255775744 271761728 310584832 319719680 339702160 388231040 543523456 621169664 639439360 679404320 776462080 1087046912 1278878720 1358808640 1552924160 2174093824 2717617280 3105848320 4348187648 5435234560 10870469120 21740938240
- Sum of all divisors σ(n): 63345643200
- Sum of proper divisors (its aliquot sum) s(n): 41604704960
- 21740938240 is an abundant number, because the sum of its proper divisors (41604704960) is greater than itself. Its abundance is 19863766720
Bases of 21740938240
- Binary: 101000011111101110001100100000000002
- Hexadecimal: 0x50FDC6400
- Base-36: 9ZJZRB4
Squares and roots of 21740938240
- 21740938240 squared (217409382402) is 472668395555494297600
- 21740938240 cubed (217409382403) is 10276254395771892016793780224000
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The
square root of 21740938240 is 147448.0865932141 -
The
cube root of 21740938240 is 2790.9973712633
Scales and comparisons
How big is 21740938240?- 21,740,938,240 seconds is equal to 691 years, 15 weeks, 2 days, 5 hours, 30 minutes, 40 seconds.
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To count from 1 to 21,740,938,240 would take you about one thousand, three hundred eighty-two 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 21740938240 cubic inches would be around 232.6 feet tall.
Recreational maths with 21740938240
- 21740938240 backwards is 04283904712
- 21740938240 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21740938240's digits is 40
- More coming soon!
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