21121092720
21,121,092,720 is an even composite number composed of seven prime numbers multiplied together.
What does the number 21121092720 look like?
This visualization shows the relationship between its 7 prime factors (large circles) and 720 divisors.
21121092720 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of seven hundred twenty divisors.
Prime factorization of 21121092720:
24 × 32 × 5 × 7 × 132 × 137 × 181
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 × 13 × 13 × 137 × 181)See below for interesting mathematical facts about the number 21121092720 from the Numbermatics database.
Names of 21121092720
- Cardinal: 21121092720 can be written as Twenty-one billion, one hundred twenty-one million, ninety-two thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 2.112109272 × 1010
Factors of 21121092720
Divisors of 21121092720
- Number of divisors d(n): 720
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Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 26 28 30 35 36 39 40 42 45 48 52 56 60 63 65 70 72 78 80 84 90 91 104 105 112 117 120 126 130 137 140 144 156 168 169 180 181 182 195 208 210 234 240 252 260 273 274 280 312 315 336 338 360 362 364 390 411 420 455 468 504 507 520 543 546 548 560 585 624 630 676 685 720 724 728 780 819 822 840 845 905 910 936 959 1008 1014 1040 1086 1092 1096 1170 1183 1233 1260 1267 1352 1365 1370 1448 1456 1521 1560 1629 1638 1644 1680 1690 1781 1810 1820 1872 1918 2028 2055 2172 2184 2192 2340 2353 2366 2466 2520 2534 2535 2704 2715 2730 2740 2877 2896 3042 3120 3258 3276 3288 3380 3549 3562 3620 3640 3801 3836 4056 4095 4110 4344 4368 4680 4706 4732 4795 4932 5040 5068 5070 5343 5430 5460 5480 5754 5915 6084 6165 6335 6516 6552 6576 6760 7059 7098 7124 7240 7280 7602 7605 7672 8112 8145 8190 8220 8631 8688 8905 9360 9412 9464 9590 9864 10136 10140 10647 10686 10860 10920 10960 11403 11508 11765 11830 12168 12330 12467 12670 13032 13104 13520 14118 14196 14248 14385 14480 15204 15210 15344 16029 16290 16380 16440 16471 17262 17745 17810 18824 18928 19005 19180 19728 20272 20280 21177 21294 21372 21720 21840 22806 23016 23153 23530 23660 24336 24660 24797 24934 25340 26064 26715 28236 28392 28496 28770 30408 30420 30589 32058 32580 32760 32880 32942 34524 35295 35490 35620 37401 37648 38010 38360 40560 42354 42588 42744 43155 43440 45612 46032 46306 47060 47320 49320 49413 49594 49868 50680 53235 53430 56472 56784 57015 57540 60816 60840 61178 62335 64116 65160 65520 65884 69048 69459 70590 70980 71240 74391 74802 76020 76720 80145 82355 84708 85176 85488 86310 91224 91767 92612 94120 94640 98640 98826 99188 99736 101360 105885 106470 106860 112203 112944 114030 115080 115765 121680 122356 123985 124670 128232 130320 131768 138096 138918 141180 141960 142480 148239 148782 149604 152040 152945 160290 162071 164710 169416 170352 172620 173579 182448 183534 185224 187005 188240 197652 198376 199472 208377 211770 212940 213720 214123 223173 224406 228060 230160 231530 244712 247065 247970 249340 256464 263536 275301 277836 282360 283920 296478 297564 299208 304080 305890 320580 322361 324142 329420 338832 345240 347158 347295 367068 370448 371955 374010 395304 396752 416754 423540 425880 427440 428246 446346 448812 456120 458835 463060 486213 489424 494130 495940 498680 520737 550602 555672 561015 564720 592956 595128 598416 611780 641160 642369 644722 648284 658840 690480 694316 694590 734136 741195 743910 748020 790608 810355 833508 847080 851760 856492 867895 892692 897624 912240 917670 926120 967083 972426 988260 991880 997360 1041474 1041885 1070615 1101204 1111344 1115865 1122030 1185912 1190256 1223560 1282320 1284738 1289444 1296568 1317680 1376505 1388632 1389180 1458639 1468272 1482390 1487820 1496040 1562211 1611805 1620710 1667016 1694160 1712984 1735790 1785384 1795248 1835340 1852240 1927107 1934166 1944852 1976520 1983760 2082948 2083770 2141230 2202408 2231730 2244060 2256527 2371824 2431065 2447120 2569476 2578888 2593136 2603685 2753010 2777264 2778360 2901249 2917278 2964780 2975640 2992080 3124422 3211845 3223610 3241420 3334032 3425968 3471580 3570768 3670680 3854214 3868332 3889704 3953040 4165896 4167540 4190693 4282460 4404816 4463460 4488120 4513054 4835415 4862130 5138952 5157776 5207370 5506020 5556720 5802498 5834556 5929560 5951280 6248844 6423690 6447220 6482840 6769581 6943160 7293195 7341360 7708428 7736664 7779408 7811055 8331792 8335080 8381386 8564920 8926920 8976240 9026108 9635535 9670830 9724260 10277904 10414740 11012040 11282635 11604996 11669112 11859120 12497688 12572079 12847380 12894440 12965680 13539162 13886320 14506245 14586390 15416856 15473328 15622110 16670160 16762772 17129840 17853840 18052216 19271070 19341660 19448520 20308743 20829480 20953465 22024080 22565270 23209992 23338224 24995376 25144158 25694760 25788880 27078324 29012490 29172780 29334851 30833712 31244220 33525544 33847905 36104432 37716237 38542140 38683320 38897040 40617486 41658960 41906930 45130540 46419984 50288316 51389520 54156648 58024980 58345560 58669702 62488440 62860395 67051088 67695810 75432474 77084280 77366640 81234972 83813860 88004553 90261080 100576632 101543715 108313296 116049960 116691120 117339404 124976880 125720790 135391620 146674255 150864948 154168560 162469944 167627720 176009106 180522160 188581185 201153264 203087430 232099920 234678808 251441580 264013659 270783240 293348510 301729896 324939888 335255440 352018212 377162370 406174860 440022765 469357616 502883160 528027318 541566480 586697020 603459792 704036424 754324740 812349720 880045530 1005766320 1056054636 1173394040 1320068295 1408072848 1508649480 1624699440 1760091060 2112109272 2346788080 2640136590 3017298960 3520182120 4224218544 5280273180 7040364240 10560546360 21121092720
- Sum of all divisors σ(n): 88909434432
- Sum of proper divisors (its aliquot sum) s(n): 67788341712
- 21121092720 is an abundant number, because the sum of its proper divisors (67788341712) is greater than itself. Its abundance is 46667248992
Bases of 21121092720
- Binary: 100111010101110101001001100011100002
- Hexadecimal: 0x4EAEA4C70
- Base-36: 9PAYBG0
Squares and roots of 21121092720
- 21121092720 squared (211210927202) is 446100557686836998400
- 21121092720 cubed (211210927203) is 9422131241347392966732891648000
-
The
square root of 21121092720 is 145330.9764640697 -
The
cube root of 21121092720 is 2764.2169626323
Scales and comparisons
How big is 21121092720?- 21,121,092,720 seconds is equal to 671 years, 30 weeks, 3 days, 2 hours, 12 minutes.
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To count from 1 to 21,121,092,720 would take you about one thousand, three hundred forty-three 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 21121092720 cubic inches would be around 230.4 feet tall.
Recreational maths with 21121092720
- 21121092720 backwards is 02729012112
- The number of decimal digits it has is: 11
- The sum of 21121092720's digits is 27
- More coming soon!
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"Number 21121092720 - Facts about the integer". Numbermatics.com. 2024. Web. 23 June 2024.
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Numbermatics. (2024). Number 21121092720 - Facts about the integer. Retrieved 23 June 2024, from https://numbermatics.com/n/21121092720/
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The information we have on file for 21121092720 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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