20385376440
20,385,376,440 is an even composite number composed of eight prime numbers multiplied together.
20385376440 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of five hundred twelve divisors.
Prime factorization of 20385376440:
23 × 3 × 5 × 11 × 13 × 37 × 97 × 331
(2 × 2 × 2 × 3 × 5 × 11 × 13 × 37 × 97 × 331)See below for interesting mathematical facts about the number 20385376440 from the Numbermatics database.
Names of 20385376440
- Cardinal: 20385376440 can be written as Twenty billion, three hundred eighty-five million, three hundred seventy-six thousand, four hundred forty.
Scientific notation
- Scientific notation: 2.038537644 × 1010
Factors of 20385376440
Divisors of 20385376440
- Number of divisors d(n): 512
-
Complete list of divisors:
1 2 3 4 5 6 8 10 11 12 13 15 20 22 24 26 30 33 37 39 40 44 52 55 60 65 66 74 78 88 97 104 110 111 120 130 132 143 148 156 165 185 194 195 220 222 260 264 286 291 296 312 330 331 370 388 390 407 429 440 444 481 485 520 555 572 582 660 662 715 740 776 780 814 858 888 962 970 993 1067 1110 1144 1164 1221 1261 1320 1324 1430 1443 1455 1480 1560 1628 1655 1716 1924 1940 1986 2035 2134 2145 2220 2328 2405 2442 2522 2648 2860 2886 2910 3201 3256 3310 3432 3589 3641 3783 3848 3880 3972 4070 4268 4290 4303 4440 4810 4884 4965 5044 5291 5335 5720 5772 5820 6105 6305 6402 6620 7178 7215 7282 7566 7944 8140 8536 8580 8606 9620 9768 9930 10088 10582 10670 10767 10923 11544 11640 12210 12247 12610 12804 12909 13240 13871 14356 14430 14564 15132 15873 16005 16280 17160 17212 17945 18205 18915 19240 19860 21164 21340 21515 21534 21846 24420 24494 25220 25608 25818 26455 27742 28712 28860 29128 30264 31746 32010 32107 34424 35890 36410 36741 37830 39479 39720 41613 42328 42680 43030 43068 43692 46657 47333 48840 48988 50440 51636 52910 53835 54615 55484 57720 61235 63492 64020 64214 64545 69355 71780 72820 73482 75660 78958 79365 83226 86060 86136 87384 93314 94666 96321 97976 103272 105820 107670 109230 110968 118437 122470 126984 128040 128428 129090 134717 138710 139971 141999 143560 145640 146964 151320 157916 158730 159211 160535 166452 172120 183705 186628 189332 192642 197395 208065 211640 215340 218460 233285 236665 236874 244940 256856 258180 269434 277420 279942 283998 293928 315832 317460 318422 321070 332904 353177 367410 373256 378664 385284 394790 404151 416130 417391 430680 436920 466570 473330 473748 477633 481605 489880 513227 516360 538868 554840 559884 567996 592185 634920 636844 642140 673585 699855 706354 709995 734820 770568 789580 796055 808302 832260 834782 933140 946660 947496 955266 963210 1026454 1059531 1077736 1119768 1135992 1184370 1187959 1252173 1273688 1284280 1347170 1399710 1412708 1419990 1469640 1539681 1579160 1592110 1616604 1664520 1669564 1751321 1765885 1866280 1893320 1910532 1926420 2020755 2052908 2086955 2119062 2368740 2375918 2388165 2504346 2566135 2694340 2799420 2825416 2839980 3079362 3184220 3233208 3339128 3502642 3531770 3563877 3821064 3852840 4041510 4105816 4173910 4238124 4591301 4737480 4751836 4776330 5008692 5132270 5253963 5297655 5388680 5598840 5679960 5939795 6158724 6260865 6368440 7005284 7063540 7127754 7698405 8083020 8347820 8476248 8756605 9182602 9503672 9552660 10017384 10264540 10507926 10595310 11879590 12317448 12521730 13067549 13773903 14010568 14127080 14255508 15396810 15443467 16166040 16695640 17513210 17819385 18365204 19105320 20529080 21015852 21190620 22956505 23759180 25043460 26135098 26269815 27547806 28511016 30793620 30886934 35026420 35638770 36730408 39202647 42031704 42381240 45913010 46330401 47518360 50086920 52270196 52539630 55095612 61587240 61773868 65337745 68869515 70052840 71277540 77217335 78405294 91826020 92660802 104540392 105079260 110191224 123547736 130675490 137739030 142555080 154434670 156810588 169878137 183652040 185321604 196013235 210158520 231652005 261350980 275478060 308869340 313621176 339756274 370643208 392026470 463304010 509634411 522701960 550956120 617738680 679512548 784052940 849390685 926608020 1019268822 1359025096 1568105880 1698781370 1853216040 2038537644 2548172055 3397562740 4077075288 5096344110 6795125480 10192688220 20385376440
- Sum of all divisors σ(n): 74775536640
- Sum of proper divisors (its aliquot sum) s(n): 54390160200
- 20385376440 is an abundant number, because the sum of its proper divisors (54390160200) is greater than itself. Its abundance is 34004783760
Bases of 20385376440
- Binary: 100101111110001000000101000101110002
- Hexadecimal: 0x4BF1028B8
- Base-36: 9D4XD4O
Squares and roots of 20385376440
- 20385376440 squared (203853764402) is 415563572600507073600
- 20385376440 cubed (203853764403) is 8471419862212606430218785984000
-
The
square root of 20385376440 is 142777.3666937445 -
The
cube root of 20385376440 is 2731.7413624153
Scales and comparisons
How big is 20385376440?- 20,385,376,440 seconds is equal to 648 years, 9 weeks, 6 days, 20 hours, 34 minutes.
-
To count from 1 to 20,385,376,440 would take you about one thousand, two hundred ninety-six 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 20385376440 cubic inches would be around 227.6 feet tall.
Recreational maths with 20385376440
- 20385376440 backwards is 04467358302
- The number of decimal digits it has is: 11
- The sum of 20385376440's digits is 42
- More coming soon!
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