21216480012
21,216,480,012 is an even composite number composed of six prime numbers multiplied together.
21216480012 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred sixty divisors.
Prime factorization of 21216480012:
22 × 34 × 72 × 13 × 17 × 6047
(2 × 2 × 3 × 3 × 3 × 3 × 7 × 7 × 13 × 17 × 6047)See below for interesting mathematical facts about the number 21216480012 from the Numbermatics database.
Names of 21216480012
- Cardinal: 21216480012 can be written as Twenty-one billion, two hundred sixteen million, four hundred eighty thousand and twelve.
Scientific notation
- Scientific notation: 2.1216480012 × 1010
Factors of 21216480012
Divisors of 21216480012
- Number of divisors d(n): 360
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Complete list of divisors:
1 2 3 4 6 7 9 12 13 14 17 18 21 26 27 28 34 36 39 42 49 51 52 54 63 68 78 81 84 91 98 102 108 117 119 126 147 153 156 162 182 189 196 204 221 234 238 252 273 294 306 324 351 357 364 378 441 442 459 468 476 546 567 588 612 637 663 702 714 756 819 833 882 884 918 1053 1071 1092 1134 1274 1323 1326 1377 1404 1428 1547 1638 1666 1764 1836 1911 1989 2106 2142 2268 2457 2499 2548 2646 2652 2754 3094 3213 3276 3332 3822 3969 3978 4212 4284 4641 4914 4998 5292 5508 5733 5967 6047 6188 6426 7371 7497 7644 7938 7956 9282 9639 9828 9996 10829 11466 11934 12094 12852 13923 14742 14994 15876 17199 17901 18141 18564 19278 21658 22491 22932 23868 24188 27846 29484 29988 32487 34398 35802 36282 38556 41769 42329 43316 44982 51597 54423 55692 64974 67473 68796 71604 72564 78611 83538 84658 89964 97461 102799 103194 108846 125307 126987 129948 134946 157222 163269 167076 169316 194922 205598 206388 217692 235833 250614 253974 269892 292383 296303 308397 314444 326538 380961 389844 411196 471666 489807 501228 507948 550277 584766 592606 616794 653076 707499 719593 761922 877149 888909 925191 943332 979614 1100554 1142883 1169532 1185212 1233588 1336387 1414998 1439186 1523844 1650831 1754298 1777818 1850382 1959228 2122497 2158779 2201108 2285766 2666727 2672774 2775573 2829996 2878372 3301662 3428649 3508596 3555636 3700764 3851939 4009161 4244994 4317558 4571532 4952493 5037151 5333454 5345548 5551146 6367491 6476337 6603324 6857298 7703878 8000181 8018322 8326719 8489988 8635116 9354709 9904986 10074302 10666908 11102292 11555817 12027483 12734982 12952674 13714596 14857479 15111453 15407756 16000362 16036644 16653438 18709418 19429011 19809972 20148604 23111634 24000543 24054966 25469964 25905348 28064127 29714958 30222906 32000724 33306876 34667451 36082449 37418836 38858022 44572437 45334359 46223268 48001086 48109932 56128254 58287033 59429916 60445812 65482963 69334902 72164898 77716044 84192381 89144874 90668718 96002172 104002353 108247347 112256508 116574066 130965926 136003077 138669804 144329796 168384762 178289748 181337436 196448889 208004706 216494694 233148132 252577143 261931852 272006154 312007059 336769524 392897778 408009231 416009412 432989388 505154286 544012308 589346667 624014118 757731429 785795556 816018462 1010308572 1178693334 1248028236 1515462858 1632036924 1768040001 2357386668 3030925716 3536080002 5304120003 7072160004 10608240006 21216480012
- Sum of all divisors σ(n): 73581830784
- Sum of proper divisors (its aliquot sum) s(n): 52365350772
- 21216480012 is an abundant number, because the sum of its proper divisors (52365350772) is greater than itself. Its abundance is 31148870760
Bases of 21216480012
- Binary: 100111100001001100111001011000011002
- Hexadecimal: 0x4F099CB0C
- Base-36: 9QVQSR0
Squares and roots of 21216480012
- 21216480012 squared (212164800122) is 450139024099595520144
- 21216480012 cubed (212164800123) is 9550365607430254650419919361728
-
The
square root of 21216480012 is 145658.7793852469 -
The
cube root of 21216480012 is 2768.3719754355
Scales and comparisons
How big is 21216480012?- 21,216,480,012 seconds is equal to 674 years, 32 weeks, 1 day, 2 hours, 40 minutes, 12 seconds.
-
To count from 1 to 21,216,480,012 would take you about one thousand, three hundred forty-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 21216480012 cubic inches would be around 230.7 feet tall.
Recreational maths with 21216480012
- 21216480012 backwards is 21008461212
- 21216480012 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21216480012's digits is 27
- More coming soon!
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