21014912646
21,014,912,646 is an even composite number composed of seven prime numbers multiplied together.
21014912646 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21014912646:
2 × 35 × 7 × 13 × 19 × 89 × 281
(2 × 3 × 3 × 3 × 3 × 3 × 7 × 13 × 19 × 89 × 281)See below for interesting mathematical facts about the number 21014912646 from the Numbermatics database.
Names of 21014912646
- Cardinal: 21014912646 can be written as Twenty-one billion, fourteen million, nine hundred twelve thousand, six hundred forty-six.
Scientific notation
- Scientific notation: 2.1014912646 × 1010
Factors of 21014912646
Divisors of 21014912646
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 6 7 9 13 14 18 19 21 26 27 38 39 42 54 57 63 78 81 89 91 114 117 126 133 162 171 178 182 189 234 243 247 266 267 273 281 342 351 378 399 486 494 513 534 546 562 567 623 702 741 798 801 819 843 1026 1053 1134 1157 1197 1246 1482 1539 1602 1638 1686 1691 1701 1729 1869 1967 2106 2223 2314 2394 2403 2457 2529 3078 3159 3382 3402 3458 3471 3591 3653 3738 3934 4446 4617 4806 4914 5058 5073 5187 5339 5607 5901 6318 6669 6942 7182 7209 7306 7371 7587 8099 9234 10146 10374 10413 10678 10773 10959 11214 11802 11837 13338 14418 14742 15174 15219 15561 16017 16198 16821 17703 20007 20826 21546 21627 21918 21983 22113 22761 23674 24297 25009 25571 30438 31122 31239 32034 32319 32877 33642 35406 35511 37373 40014 43254 43966 44226 45522 45657 46683 48051 48594 50018 50463 51142 53109 60021 62478 64638 65754 65949 68283 69407 71022 72891 74746 75027 76713 91314 93366 93717 96102 98631 100926 106218 106533 112119 120042 131898 136566 136971 138814 140049 144153 145782 150054 151389 153426 153881 159327 175063 187434 197262 197847 208221 213066 218673 224238 225081 230139 273942 280098 281151 288306 295893 302778 307762 318654 319599 325117 336357 350126 395694 410913 416442 420147 432459 437346 450162 460278 461643 475171 477981 485849 525189 562302 591786 593541 624663 639198 650234 656019 672714 675243 690417 821826 840294 864918 887679 923286 950342 955962 958797 971698 975351 1009071 1050378 1187082 1249326 1297377 1312038 1350486 1380834 1384929 1425513 1457547 1575567 1775358 1780623 1873989 1917594 1950702 1968057 2018142 2025729 2071251 2275819 2594754 2769858 2851026 2876391 2915094 2926053 3027213 3151134 3326197 3561246 3747978 3936114 4051458 4142502 4154787 4276539 4372641 4551638 4726701 5341869 5621967 5752782 5852106 6054426 6077187 6177223 6213753 6652394 6827457 8309574 8553078 8745282 8778159 9081639 9453402 9978591 10683738 11243934 12154374 12354446 12427506 12464361 12829617 13117923 13654914 14180103 16865901 17556318 18163278 18531669 19957182 20482371 24928722 25659234 26235846 26334477 28360206 29935773 33731802 37063338 37393083 38488851 39353769 40964742 42540309 43240561 52668954 55595007 59871546 61447113 74786166 76977702 78707538 79003431 85080618 86481122 89807319 111190014 115466553 118061307 122894226 129721683 158006862 166785021 179614638 184341339 230933106 236122614 259443366 269421957 333570042 368682678 389165049 500355063 538843914 553024017 778330098 808265871 1000710126 1106048034 1167495147 1501065189 1616531742 2334990294 3002130378 3502485441 7004970882 10507456323 21014912646
- Sum of all divisors σ(n): 62081510400
- Sum of proper divisors (its aliquot sum) s(n): 41066597754
- 21014912646 is an abundant number, because the sum of its proper divisors (41066597754) is greater than itself. Its abundance is 20051685108
Bases of 21014912646
- Binary: 100111001001001011000011110100001102
- Hexadecimal: 0x4E4961E86
- Base-36: 9NJQIDI
Squares and roots of 21014912646
- 21014912646 squared (210149126462) is 441626553519010721316
- 21014912646 cubed (210149126463) is 9280743444356054208793190162136
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The
square root of 21014912646 is 144965.2118475325 -
The
cube root of 21014912646 is 2759.5770831201
Scales and comparisons
How big is 21014912646?- 21,014,912,646 seconds is equal to 668 years, 10 weeks, 6 days, 3 hours, 44 minutes, 6 seconds.
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To count from 1 to 21,014,912,646 would take you about one thousand, three hundred thirty-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 21014912646 cubic inches would be around 230 feet tall.
Recreational maths with 21014912646
- 21014912646 backwards is 64621941012
- The number of decimal digits it has is: 11
- The sum of 21014912646's digits is 36
- More coming soon!
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