21021210790400
21,021,210,790,400 is an even composite number composed of five prime numbers multiplied together.
21021210790400 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seven hundred twenty divisors.
Prime factorization of 21021210790400:
29 × 52 × 172 × 293 × 233
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 17 × 17 × 29 × 29 × 29 × 233)See below for interesting mathematical facts about the number 21021210790400 from the Numbermatics database.
Names of 21021210790400
- Cardinal: 21021210790400 can be written as Twenty-one trillion, twenty-one billion, two hundred ten million, seven hundred ninety thousand, four hundred.
Scientific notation
- Scientific notation: 2.10212107904 × 1013
Factors of 21021210790400
Divisors of 21021210790400
- Number of divisors d(n): 720
-
Complete list of divisors:
1 2 4 5 8 10 16 17 20 25 29 32 34 40 50 58 64 68 80 85 100 116 128 136 145 160 170 200 232 233 256 272 289 290 320 340 400 425 464 466 493 512 544 578 580 640 680 725 800 841 850 928 932 986 1088 1156 1160 1165 1280 1360 1445 1450 1600 1682 1700 1856 1864 1972 2176 2312 2320 2330 2465 2560 2720 2890 2900 3200 3364 3400 3712 3728 3944 3961 4205 4352 4624 4640 4660 4930 5440 5780 5800 5825 6400 6728 6757 6800 7225 7424 7456 7888 7922 8381 8410 8704 9248 9280 9320 9860 10880 11560 11600 11650 12325 12800 13456 13514 13600 14297 14450 14848 14912 15776 15844 16762 16820 18496 18560 18640 19720 19805 21025 21760 23120 23200 23300 24389 24650 26912 27028 27200 28594 28900 29824 31552 31688 33524 33640 33785 36992 37120 37280 39440 39610 41905 42050 43520 46240 46400 46600 48778 49300 53824 54056 54400 57188 57800 59648 63104 63376 67048 67280 67337 67570 71485 73984 74240 74560 78880 79220 83810 84100 92480 92800 93200 97556 98600 99025 107648 108112 108800 114376 114869 115600 119296 121945 126208 126752 134096 134560 134674 135140 142970 147968 149120 157760 158440 167620 168200 168925 184960 185600 186400 195112 195953 197200 198050 209525 215296 216224 217600 228752 229738 231200 243049 243890 252416 253504 268192 269120 269348 270280 285940 298240 315520 316880 335240 336400 336685 337850 357425 369920 371200 372800 390224 391906 394400 396100 414613 419050 430592 432448 457504 459476 462400 486098 487780 507008 536384 538240 538696 540560 571880 574345 596480 609725 631040 633760 670480 672800 673370 675700 714850 739840 745600 780448 783812 788800 792200 829226 838100 864896 915008 918952 924800 972196 975560 979765 1014016 1072768 1076480 1077392 1081120 1143760 1148690 1215245 1219450 1262080 1267520 1340960 1345600 1346740 1351400 1429700 1491200 1560896 1567624 1577600 1584400 1658452 1676200 1683425 1729792 1830016 1837904 1849600 1944392 1951120 1952773 1959530 2028032 2073065 2145536 2152960 2154784 2162240 2287520 2297380 2430490 2438900 2535040 2681920 2691200 2693480 2702800 2859400 2871725 2982400 3121792 3135248 3155200 3168800 3316904 3331201 3352400 3366850 3459584 3660032 3675808 3699200 3888784 3902240 3905546 3919060 4146130 4291072 4309568 4324480 4575040 4594760 4860980 4877800 4898825 5070080 5363840 5382400 5386960 5405600 5682637 5718800 5743450 6076225 6243584 6270496 6310400 6337600 6633808 6662402 6704800 6733700 7048421 7320064 7351616 7777568 7804480 7811092 7838120 8292260 8619136 8648960 9150080 9189520 9721960 9755600 9763865 9797650 10140160 10365325 10727680 10764800 10773920 10811200 11365274 11437600 11486900 12152450 12487168 12540992 12675200 13267616 13324804 13409600 13467400 14096842 14703232 15555136 15608960 15622184 15676240 16584520 16656005 17238272 17297920 18300160 18379040 19443920 19511200 19527730 19595300 20730650 21455360 21547840 21622400 22730548 22875200 22973800 24304900 25081984 25350400 26535232 26649608 26819200 26934800 28193684 28413185 29406464 31110272 31217920 31244368 31352480 33169040 33312010 34476544 35242105 36600320 36758080 38887840 39022400 39055460 39190600 41461300 43095680 43244800 45461096 45750400 45947600 48609800 48819325 50163968 50700800 53070464 53299216 53638400 53869600 56387368 56630417 56826370 58812928 62220544 62435840 62488736 62704960 66338080 66624020 70484210 73516160 77775680 78044800 78110920 78381200 82922600 83280025 86191360 86489600 90922192 91500800 91895200 96604829 97219600 97638650 100327936 106140928 106598432 107276800 107739200 112774736 113260834 113652740 124441088 124977472 125409920 132676160 133248040 140968420 142065925 147032320 155551360 156089600 156221840 156762400 165845200 166560050 172382720 176210525 181844384 183001600 183790400 193209658 194439200 195277300 212281856 213196864 215478400 225549472 226521668 227305480 249954944 250819840 265352320 266496080 281936840 283152085 284131850 294064640 311102720 312179200 312443680 313524800 331690400 333120100 352421050 363688768 367580800 386419316 388878400 390554600 426393728 430956800 451098944 453043336 454610960 483024145 499909888 501639680 530704640 532992160 563873680 566304170 568263700 622205440 624887360 627049600 663380800 666240200 704842100 727377536 735161600 772838632 777756800 781109200 852787456 861913600 902197888 906086672 909221920 966048290 999819776 1061409280 1065984320 1127747360 1132608340 1136527400 1249774720 1254099200 1326761600 1332480400 1409684200 1415760425 1454755072 1470323200 1545677264 1555513600 1562218400 1642282093 1705574912 1804395776 1812173344 1818443840 1932096580 2131968640 2255494720 2265216680 2273054800 2415120725 2499549440 2508198400 2653523200 2664960800 2819368400 2831520850 2909510144 3091354528 3111027200 3124436800 3284564186 3608791552 3624346688 3636887680 3864193160 4263937280 4510989440 4530433360 4546109600 4830241450 4999098880 5307046400 5329921600 5638736800 5663041700 6182709056 6248873600 6569128372 7248693376 7273775360 7728386320 8211410465 8527874560 9021978880 9060866720 9092219200 9660482900 10659843200 11277473600 11326083400 12365418112 12497747200 13138256744 14497386752 14547550720 15456772640 16422820930 18043957760 18121733440 18184438400 19320965800 21319686400 22554947200 22652166800 24730836224 24995494400 26276513488 28994773504 30913545280 32845641860 36243466880 36368876800 38641931600 41057052325 42639372800 45109894400 45304333600 49461672448 52553026976 61827090560 65691283720 72486933760 72737753600 77283863200 82114104650 90219788800 90608667200 105106053952 123654181120 131382567440 144973867520 154567726400 164228209300 181217334400 210212107904 247308362240 262765134880 309135452800 328456418600 362434668800 420424215808 525530269760 618270905600 656912837200 724869337600 840848431616 1051060539520 1236541811200 1313825674400 2102121079040 2627651348800 4204242158080 5255302697600 10510605395200 21021210790400
- Sum of all divisors σ(n): 57547293958440
- Sum of proper divisors (its aliquot sum) s(n): 36526083168040
- 21021210790400 is an abundant number, because the sum of its proper divisors (36526083168040) is greater than itself. Its abundance is 15504872377640
Bases of 21021210790400
- Binary: 1001100011110011000011100110101001010000000002
- Hexadecimal: 0x131E61CD4A00
- Base-36: 7G90E5IBK
Squares and roots of 21021210790400
- 21021210790400 squared (210212107904002) is 441891303094429392732160000
- 21021210790400 cubed (210212107904003) is 9289090228792536060632201129099264000000
-
The
square root of 21021210790400 is 4584889.3978372041 -
The
cube root of 21021210790400 is 27598.5273624405
Scales and comparisons
How big is 21021210790400?- 21,021,210,790,400 seconds is equal to 668,409 years, 24 weeks, 6 days, 19 hours, 33 minutes, 20 seconds.
-
To count from 1 to 21,021,210,790,400 would take you about one million, six hundred seventy-one thousand and twenty-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 21021210790400 cubic inches would be around 2299.9 feet tall.
Recreational maths with 21021210790400
- 21021210790400 backwards is 00409701212012
- 21021210790400 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 21021210790400's digits is 29
- More coming soon!
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The information we have on file for 21021210790400 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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