21376445640
21,376,445,640 is an even composite number composed of five prime numbers multiplied together.
21376445640 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 21376445640:
23 × 3 × 5 × 114 × 233
(2 × 2 × 2 × 3 × 5 × 11 × 11 × 11 × 11 × 23 × 23 × 23)See below for interesting mathematical facts about the number 21376445640 from the Numbermatics database.
Names of 21376445640
- Cardinal: 21376445640 can be written as Twenty-one billion, three hundred seventy-six million, four hundred forty-five thousand, six hundred forty.
Scientific notation
- Scientific notation: 2.137644564 × 1010
Factors of 21376445640
Divisors of 21376445640
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 3 4 5 6 8 10 11 12 15 20 22 23 24 30 33 40 44 46 55 60 66 69 88 92 110 115 120 121 132 138 165 184 220 230 242 253 264 276 330 345 363 440 460 484 506 529 552 605 660 690 726 759 920 968 1012 1058 1210 1265 1320 1331 1380 1452 1518 1587 1815 2024 2116 2420 2530 2645 2662 2760 2783 2904 3036 3174 3630 3795 3993 4232 4840 5060 5290 5324 5566 5819 6072 6348 6655 7260 7590 7935 7986 8349 10120 10580 10648 11132 11638 12167 12696 13310 13915 14520 14641 15180 15870 15972 16698 17457 19965 21160 22264 23276 24334 26620 27830 29095 29282 30360 30613 31740 31944 33396 34914 36501 39930 41745 43923 46552 48668 53240 55660 58190 58564 60835 61226 63480 64009 66792 69828 73002 73205 79860 83490 87285 87846 91839 97336 111320 116380 117128 121670 122452 128018 133837 139656 146004 146410 153065 159720 166980 174570 175692 182505 183678 192027 219615 232760 243340 244904 256036 267674 292008 292820 306130 320045 333960 336743 349140 351384 365010 367356 384054 401511 439230 459195 486680 512072 535348 585640 612260 640090 669185 673486 698280 704099 730020 734712 768108 803022 878460 918390 960135 1010229 1070696 1224520 1280180 1338370 1346972 1408198 1460040 1472207 1536216 1606044 1683715 1756920 1836780 1920270 2007555 2020458 2112297 2560360 2676740 2693944 2816396 2944414 3212088 3367430 3520495 3673560 3840540 4015110 4040916 4224594 4416621 5051145 5353480 5632792 5888828 6734860 7040990 7361035 7681080 7745089 8030220 8081832 8449188 8833242 10102290 10561485 11777656 13469720 14081980 14722070 15490178 16060440 16194277 16898376 17666484 20204580 21122970 22083105 23235267 28163960 29444140 30980356 32388554 35332968 38725445 40409160 42245940 44166210 46470534 48582831 58888280 61960712 64777108 77450890 80971385 84491880 88332420 92941068 97165662 116176335 129554216 154901780 161942770 176664840 178137047 185882136 194331324 232352670 242914155 309803560 323885540 356274094 388662648 464705340 485828310 534411141 647771080 712548188 890685235 929410680 971656620 1068822282 1425096376 1781370470 1943313240 2137644564 2672055705 3562740940 4275289128 5344111410 7125481880 10688222820 21376445640
- Sum of all divisors σ(n): 73748016000
- Sum of proper divisors (its aliquot sum) s(n): 52371570360
- 21376445640 is an abundant number, because the sum of its proper divisors (52371570360) is greater than itself. Its abundance is 30995124720
Bases of 21376445640
- Binary: 100111110100010001010101100110010002
- Hexadecimal: 0x4FA22ACC8
- Base-36: 9TIZF0O
Squares and roots of 21376445640
- 21376445640 squared (213764456402) is 456952428199875009600
- 21376445640 cubed (213764456403) is 9768018741480631197508878144000
-
The
square root of 21376445640 is 146206.8590730271 -
The
cube root of 21376445640 is 2775.3121155309
Scales and comparisons
How big is 21376445640?- 21,376,445,640 seconds is equal to 679 years, 36 weeks, 4 days, 13 hours, 34 minutes.
-
To count from 1 to 21,376,445,640 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 21376445640 cubic inches would be around 231.3 feet tall.
Recreational maths with 21376445640
- 21376445640 backwards is 04654467312
- The number of decimal digits it has is: 11
- The sum of 21376445640's digits is 42
- More coming soon!
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