12138389172
12,138,389,172 is an even composite number composed of six prime numbers multiplied together.
What does the number 12138389172 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 324 divisors.
12138389172 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred twenty-four divisors.
Prime factorization of 12138389172:
22 × 32 × 72 × 132 × 19 × 2143
(2 × 2 × 3 × 3 × 7 × 7 × 13 × 13 × 19 × 2143)See below for interesting mathematical facts about the number 12138389172 from the Numbermatics database.
Names of 12138389172
- Cardinal: 12138389172 can be written as Twelve billion, one hundred thirty-eight million, three hundred eighty-nine thousand, one hundred seventy-two.
Scientific notation
- Scientific notation: 1.2138389172 × 1010
Factors of 12138389172
Divisors of 12138389172
- Number of divisors d(n): 324
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Complete list of divisors:
1 2 3 4 6 7 9 12 13 14 18 19 21 26 28 36 38 39 42 49 52 57 63 76 78 84 91 98 114 117 126 133 147 156 169 171 182 196 228 234 247 252 266 273 294 338 342 364 399 441 468 494 507 532 546 588 637 676 684 741 798 819 882 931 988 1014 1092 1183 1197 1274 1482 1521 1596 1638 1729 1764 1862 1911 2028 2143 2223 2366 2394 2548 2793 2964 3042 3211 3276 3458 3549 3724 3822 4286 4446 4732 4788 5187 5586 5733 6084 6422 6429 6916 7098 7644 8281 8379 8572 8892 9633 10374 10647 11172 11466 12103 12844 12858 14196 15001 15561 16562 16758 19266 19287 20748 21294 22477 22932 24206 24843 25716 27859 28899 30002 31122 33124 33516 36309 38532 38574 40717 42588 44954 45003 48412 49686 55718 57798 60004 62244 67431 72618 74529 77148 81434 83577 89908 90006 99372 105007 108927 111436 115596 122151 134862 135009 145236 149058 157339 162868 167154 180012 195013 202293 210014 217854 244302 250731 269724 270018 285019 298116 314678 315021 334308 362167 366453 390026 404586 420028 435708 472017 488604 501462 529321 540036 570038 585039 629356 630042 724334 732906 780052 809172 855057 944034 945063 1002924 1058642 1086501 1140076 1170078 1260084 1365091 1416051 1448668 1465812 1587963 1710114 1755117 1888068 1890126 1995133 2117284 2173002 2340156 2535169 2565171 2730182 2832102 3175926 3259503 3420228 3510234 3705247 3780252 3990266 4095273 4346004 4763889 5070338 5130342 5460364 5664204 5985399 6351852 6519006 6881173 7020468 7410494 7605507 7980532 8190546 9527778 10140676 10260684 11115741 11970798 12285819 13038012 13762346 14820988 15211014 16381092 17746183 17956197 19055556 20643519 22231482 22816521 23941596 24571638 25936729 27524692 30422028 33347223 35492366 35912394 41287038 44462964 45633042 48168211 49143276 51873458 53238549 61930557 66694446 70984732 71824788 77810187 82574076 91266084 96336422 103746916 106477098 123861114 133388892 144504633 155620374 159715647 192672844 212954196 233430561 247722228 289009266 311240748 319431294 337177477 433513899 466861122 578018532 638862588 674354954 867027798 933722244 1011532431 1348709908 1734055596 2023064862 3034597293 4046129724 6069194586 12138389172
- Sum of all divisors σ(n): 40702596480
- Sum of proper divisors (its aliquot sum) s(n): 28564207308
- 12138389172 is an abundant number, because the sum of its proper divisors (28564207308) is greater than itself. Its abundance is 16425818136
Bases of 12138389172
- Binary: 10110100111000000100011110101101002
- Hexadecimal: 0x2D3811EB4
- Base-36: 5KQVT10
Squares and roots of 12138389172
- 12138389172 squared (121383891722) is 147340491690926845584
- 12138389172 cubed (121383891723) is 1788476228938302393080941616448
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The
square root of 12138389172 is 110174.3580512271 -
The
cube root of 12138389172 is 2298.1957603299
Scales and comparisons
How big is 12138389172?- 12,138,389,172 seconds is equal to 385 years, 50 weeks, 14 hours, 46 minutes, 12 seconds.
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To count from 1 to 12,138,389,172 would take you about seven hundred seventy-one 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 12138389172 cubic inches would be around 191.5 feet tall.
Recreational maths with 12138389172
- 12138389172 backwards is 27198383121
- The number of decimal digits it has is: 11
- The sum of 12138389172's digits is 45
- More coming soon!
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