21380341840
21,380,341,840 is an even composite number composed of seven prime numbers multiplied together.
21380341840 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 21380341840:
24 × 5 × 112 × 13 × 23 × 83 × 89
(2 × 2 × 2 × 2 × 5 × 11 × 11 × 13 × 23 × 83 × 89)See below for interesting mathematical facts about the number 21380341840 from the Numbermatics database.
Names of 21380341840
- Cardinal: 21380341840 can be written as Twenty-one billion, three hundred eighty million, three hundred forty-one thousand, eight hundred forty.
Scientific notation
- Scientific notation: 2.138034184 × 1010
Factors of 21380341840
Divisors of 21380341840
- Number of divisors d(n): 480
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Complete list of divisors:
1 2 4 5 8 10 11 13 16 20 22 23 26 40 44 46 52 55 65 80 83 88 89 92 104 110 115 121 130 143 166 176 178 184 208 220 230 242 253 260 286 299 332 356 368 415 440 445 460 484 506 520 572 598 605 664 712 715 830 880 890 913 920 968 979 1012 1040 1079 1144 1157 1196 1210 1265 1328 1424 1430 1495 1573 1660 1780 1826 1840 1909 1936 1958 2024 2047 2158 2288 2314 2392 2420 2530 2783 2860 2990 3146 3289 3320 3560 3652 3818 3916 4048 4094 4316 4565 4628 4784 4840 4895 5060 5395 5566 5720 5785 5980 6292 6578 6640 7120 7304 7387 7636 7832 7865 8188 8632 9130 9256 9545 9680 9790 10043 10120 10235 10769 10790 11132 11440 11570 11869 11960 12584 12727 13156 13915 14608 14774 15272 15664 15730 16376 16445 17264 18260 18512 19090 19580 20086 20240 20470 20999 21538 21580 22264 22517 23140 23738 23920 24817 25168 25454 26312 26611 27830 29548 30544 31460 32752 32890 36179 36520 36935 38180 39160 40172 40940 41998 43076 43160 44528 45034 46280 47476 49634 50215 50908 52624 53222 53845 55660 59096 59345 62920 63635 65780 72358 73040 73870 76360 78320 80344 81257 81880 83996 86152 86320 90068 92560 94952 96031 99268 100430 101816 104995 106444 107690 111320 112585 118192 118690 124085 125840 127270 130559 131560 133055 139997 144716 147740 152720 160688 162514 163760 167992 169901 172304 180136 180895 189904 192062 198536 200860 203632 209990 212888 215380 222640 225170 230989 237380 247687 248170 254540 261118 263120 266110 272987 279994 289432 292721 295480 325028 335984 339802 360272 361790 384124 397072 401720 406285 419980 425776 430760 450340 461978 474760 480155 495374 496340 509080 522236 532220 545974 559988 578864 585442 590960 650056 652795 679604 699985 723580 768248 803440 812570 839960 849505 861520 893827 900680 923956 949520 960310 990748 992680 1018160 1044472 1056341 1064440 1091948 1119976 1154945 1170884 1238435 1300112 1305590 1359208 1364935 1399970 1447160 1463605 1536496 1625140 1679920 1699010 1787654 1801360 1847912 1868911 1920620 1981496 1985360 2088944 2112682 2128880 2183896 2208713 2239952 2309890 2341768 2476870 2611180 2718416 2729870 2799940 2894320 2927210 3002857 3219931 3250280 3398020 3575308 3695824 3737822 3841240 3962992 4225364 4367792 4417426 4469135 4619780 4683536 4953740 5222360 5281705 5459740 5599880 5854420 6005714 6439862 6500560 6796040 7150616 7475644 7682480 8450728 8834852 8938270 9239560 9344555 9907480 10444720 10563410 10919480 11043565 11199760 11619751 11708840 12011428 12879724 13592080 14301232 14951288 15014285 16099655 16901456 17669704 17876540 18479120 18689110 19814960 20558021 21126820 21838960 22087130 23239502 23417680 24022856 24295843 25759448 29902576 30028570 32199310 35339408 35753080 37378220 41116042 42253640 44174260 46479004 48045712 48591686 51518896 58098755 60057140 64398620 71506160 74756440 82232084 84507280 88348520 92958008 97183372 102790105 116197510 120114280 121479215 128797240 149512880 164464168 176697040 185916016 194366744 205580210 232395020 240228560 242958430 257594480 267254273 328928336 388733488 411160420 464790040 485916860 534508546 822320840 929580080 971833720 1069017092 1336271365 1644641680 1943667440 2138034184 2672542730 4276068368 5345085460 10690170920 21380341840
- Sum of all divisors σ(n): 62838478080
- Sum of proper divisors (its aliquot sum) s(n): 41458136240
- 21380341840 is an abundant number, because the sum of its proper divisors (41458136240) is greater than itself. Its abundance is 20077794400
Bases of 21380341840
- Binary: 100111110100101111000100000010100002
- Hexadecimal: 0x4FA5E2050
- Base-36: 9TLAXCG
Squares and roots of 21380341840
- 21380341840 squared (213803418402) is 457119017195254585600
- 21380341840 cubed (213803418403) is 9773360849199381065955541504000
-
The
square root of 21380341840 is 146220.1827382253 -
The
cube root of 21380341840 is 2775.4807203333
Scales and comparisons
How big is 21380341840?- 21,380,341,840 seconds is equal to 679 years, 43 weeks, 15 hours, 50 minutes, 40 seconds.
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To count from 1 to 21,380,341,840 would take you about one thousand, three hundred fifty-nine 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 21380341840 cubic inches would be around 231.3 feet tall.
Recreational maths with 21380341840
- 21380341840 backwards is 04814308312
- The number of decimal digits it has is: 11
- The sum of 21380341840's digits is 34
- More coming soon!
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